<?xml version="1.0" encoding="utf-8"?>
<schema xmlns:slxn="http://www.silexion.com/20260331" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:deprecated="http://www.xbrl.org/2009/arcrole/fact-explanatoryFact" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:country="http://xbrl.sec.gov/country/2026" xmlns:currency="http://xbrl.sec.gov/currency/2026" xmlns:exch="http://xbrl.sec.gov/exch/2026" xmlns:naics="http://xbrl.sec.gov/naics/2026" xmlns:sic="http://xbrl.sec.gov/sic/2026" xmlns:stpr="http://xbrl.sec.gov/stpr/2026" xmlns:us-types="http://fasb.org/us-types/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:srt-types="http://fasb.org/srt-types/2026" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:us-gaap="http://fasb.org/us-gaap/2026" targetNamespace="http://www.silexion.com/20260331" elementFormDefault="qualified">
  <!-- INTEGIX by Ez-XBRL -->
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"/>
  <import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd"/>
  <import namespace="http://www.xbrl.org/2009/arcrole/fact-explanatoryFact" schemaLocation="http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd"/>
  <import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/currency/2026" schemaLocation="https://xbrl.sec.gov/currency/2026/currency-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/exch/2026" schemaLocation="https://xbrl.sec.gov/exch/2026/exch-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/naics/2026" schemaLocation="https://xbrl.sec.gov/naics/2026/naics-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/sic/2026" schemaLocation="https://xbrl.sec.gov/sic/2026/sic-2026.xsd"/>
  <import namespace="http://xbrl.sec.gov/stpr/2026" schemaLocation="https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd"/>
  <import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd"/>
  <import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd"/>
  <import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd"/>
  <import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd"/>
  <import namespace="http://xbrl.org/2020/extensible-enumerations-2.0" schemaLocation="https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd"/>
  <import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/>
  <annotation>
    <appinfo>
      <link:roleType roleURI="http://www.silexion.com/role/DocumentAndEntityInformation" id="DocumentAndEntityInformation">
        <link:definition>0001 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedBalanceSheet" id="slxn_r_ConsolidatedBalanceSheet">
        <link:definition>0002 - Statement - CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedBalanceSheet_Parentheticals" id="slxn_r_ConsolidatedBalanceSheet_Parentheticals">
        <link:definition>0003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedIncomeStatement" id="slxn_r_ConsolidatedIncomeStatement">
        <link:definition>0004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedIncomeStatement_Parentheticals" id="slxn_r_ConsolidatedIncomeStatement_Parentheticals">
        <link:definition>0005 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ShareholdersEquityType2or3" id="slxn_r_ShareholdersEquityType2or3">
        <link:definition>0006 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN REDEEMABLE CONVERTIBLE PREFERRED SHARES AND SHAREHOLDERS' EQUITY (CAPITAL DEFICIENCY)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedCashFlow" id="slxn_r_ConsolidatedCashFlow">
        <link:definition>0007 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_General" id="slxn_r_General">
        <link:definition>0008 - Disclosure - GENERAL</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_SignificantAccountingPolicies" id="slxn_r_SignificantAccountingPolicies">
        <link:definition>0009 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_SupplementaryFinancialStatementInformation" id="slxn_r_SupplementaryFinancialStatementInformation">
        <link:definition>0010 - Disclosure - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/FINANCIALINSTRUMENTSISSUEDANDASSUMEDINTRANSACTIONS" id="FINANCIALINSTRUMENTSISSUEDANDASSUMEDINTRANSACTIONS">
        <link:definition>0011 - Disclosure - FINANCIAL INSTRUMENTS ISSUED AND ASSUMED IN TRANSACTIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_WarrantstoPurchasePreferredShares" id="slxn_r_WarrantstoPurchasePreferredShares">
        <link:definition>0012 - Disclosure - WARRANTS TO PURCHASE ORDINARY SHARES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_PropertyandEquipmentNet" id="slxn_r_PropertyandEquipmentNet">
        <link:definition>0013 - Disclosure - PROPERTY AND EQUIPMENT, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/PROMISSORYNOTE" id="PROMISSORYNOTE">
        <link:definition>0014 - Disclosure - Related Party Promissory Note</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_Leases" id="slxn_r_Leases">
        <link:definition>0015 - Disclosure - LEASES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_RedeemableConvertiblePreferredSharesandShareholdersEquity" id="slxn_r_RedeemableConvertiblePreferredSharesandShareholdersEquity">
        <link:definition>0016 - Disclosure - SHAREHOLDERS' EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ShareBasedCompensation" id="slxn_r_ShareBasedCompensation">
        <link:definition>0017 - Disclosure - SHARE-BASED COMPENSATION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_CommitmentsandContingentLiabilities" id="slxn_r_CommitmentsandContingentLiabilities">
        <link:definition>0018 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_FairValueMeasurements" id="slxn_r_FairValueMeasurements">
        <link:definition>0019 - Disclosure - FAIR VALUE MEASUREMENTS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_NetProfitLossPerShare" id="slxn_r_NetProfitLossPerShare">
        <link:definition>0020 - Disclosure - NET LOSS PER SHARE</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_TransactionsAndBalancesWithRelatedParties" id="slxn_r_TransactionsAndBalancesWithRelatedParties">
        <link:definition>0021 - Disclosure - TRANSACTIONS AND BALANCES WITH RELATED PARTIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_IncomeTaxes" id="slxn_r_IncomeTaxes">
        <link:definition>0022 - Disclosure - INCOME TAXES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SEGMENTINFORMATION" id="SEGMENTINFORMATION">
        <link:definition>0023 - Disclosure - SEGMENT INFORMATION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SUBSEQUENTEVENTS" id="SUBSEQUENTEVENTS">
        <link:definition>0024 - Disclosure - SUBSEQUENT EVENTS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_AccountingPoliciesByPolicy" id="slxn_r_AccountingPoliciesByPolicy">
        <link:definition>9960701 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_SignificantAccountingPoliciesTables" id="slxn_r_SignificantAccountingPoliciesTables">
        <link:definition>9960702 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_SupplementaryFinancialStatementInformationTables" id="slxn_r_SupplementaryFinancialStatementInformationTables">
        <link:definition>9960703 - Disclosure - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/WARRANTSTOPURCHASEORDINARYSHARESTables" id="WARRANTSTOPURCHASEORDINARYSHARESTables">
        <link:definition>9960704 - Disclosure - WARRANTS TO PURCHASE ORDINARY SHARES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_PropertyandEquipmentNetTables" id="slxn_r_PropertyandEquipmentNetTables">
        <link:definition>9960705 - Disclosure - PROPERTY AND EQUIPMENT, NET (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_LeasesTables" id="slxn_r_LeasesTables">
        <link:definition>9960706 - Disclosure - LEASES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ShareBasedCompensationTables" id="slxn_r_ShareBasedCompensationTables">
        <link:definition>9960707 - Disclosure - SHARE-BASED COMPENSATION (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_FairValueMeasurementsTables" id="slxn_r_FairValueMeasurementsTables">
        <link:definition>9960708 - Disclosure - FAIR VALUE MEASUREMENTS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_NetProfitLossPerShareTables" id="slxn_r_NetProfitLossPerShareTables">
        <link:definition>9960709 - Disclosure - NET LOSS PER SHARE (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_TransactionsAndBalancesWithRelatedPartiesTables" id="slxn_r_TransactionsAndBalancesWithRelatedPartiesTables">
        <link:definition>9960710 - Disclosure - TRANSACTIONS AND BALANCES WITH RELATED PARTIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_IncomeTaxesTables" id="slxn_r_IncomeTaxesTables">
        <link:definition>9960711 - Disclosure - INCOME TAXES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SEGMENTINFORMATIONTables" id="SEGMENTINFORMATIONTables">
        <link:definition>9960712 - Disclosure - SEGMENT INFORMATION (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_GeneralDetails" id="slxn_r_GeneralDetails">
        <link:definition>9960713 - Disclosure - GENERAL (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_SignificantAccountingPoliciesDetails" id="slxn_r_SignificantAccountingPoliciesDetails">
        <link:definition>9960714 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofEstimatedUsefulLivesTable" id="slxn_r_ScheduleofEstimatedUsefulLivesTable">
        <link:definition>9960715 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Details) - Schedule of Estimated Useful Lives</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SUPPLEMENTARYFINANCIALSTATEMENTINFORMATION" id="SUPPLEMENTARYFINANCIALSTATEMENTINFORMATION">
        <link:definition>9960716 - Schedule - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Schedule of other accounts payable (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofResearchandDevelopmentExpensesTable" id="slxn_r_ScheduleofResearchandDevelopmentExpensesTable">
        <link:definition>9960717 - Disclosure - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Schedule of Research and Development Expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofGeneralandAdministrativeExpensesTable" id="slxn_r_ScheduleofGeneralandAdministrativeExpensesTable">
        <link:definition>9960718 - Disclosure - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Schedule of General and Administrative Expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofFinancialExpenseNetTable" id="slxn_r_ScheduleofFinancialExpenseNetTable">
        <link:definition>9960719 - Disclosure - SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Schedule of Financial Expense, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/FINANCIALINSTRUMENTSISSUEDANDASSUMEDINTRANSACTIONSNarrativeDetails" id="FINANCIALINSTRUMENTSISSUEDANDASSUMEDINTRANSACTIONSNarrativeDetails">
        <link:definition>9960720 - Disclosure - FINANCIAL INSTRUMENTS ISSUED AND ASSUMED IN TRANSACTIONS (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SHAREHOLDERSEQUITYNarrativeDetails" id="SHAREHOLDERSEQUITYNarrativeDetails">
        <link:definition>9960721 - Disclosure - WARRANTS TO PURCHASE ORDINARY SHARES (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/WARRANTSTOPURCHASEORDINARYSHARESDetails" id="WARRANTSTOPURCHASEORDINARYSHARESDetails">
        <link:definition>9960722 - Disclosure - WARRANTS TO PURCHASE ORDINARY SHARES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_PropertyandEquipmentNetDetails" id="slxn_r_PropertyandEquipmentNetDetails">
        <link:definition>9960723 - Disclosure - PROPERTY AND EQUIPMENT, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofPropertyandEquipmentTable" id="slxn_r_ScheduleofPropertyandEquipmentTable">
        <link:definition>9960724 - Disclosure - PROPERTY AND EQUIPMENT, NET (Details) - Schedule of Property and Equipment</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/PROMISSORYNOTENarrativeDetails" id="PROMISSORYNOTENarrativeDetails">
        <link:definition>9960725 - Disclosure - Related Party Promissory Note (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_LeasesDetails" id="slxn_r_LeasesDetails">
        <link:definition>9960726 - Disclosure - LEASES (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofOperatingLeaseCostsTable" id="slxn_r_ScheduleofOperatingLeaseCostsTable">
        <link:definition>9960727 - Disclosure - LEASES (Details) - Schedule of Operating Lease Costs</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofMaturitiesOperatingLeaseLiabilitiesTable" id="slxn_r_ScheduleofMaturitiesOperatingLeaseLiabilitiesTable">
        <link:definition>9960728 - Disclosure - LEASES (Details) - Schedule of Maturities Operating Lease Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_RedeemableConvertiblePreferredSharesandShareholdersEquityDetails" id="slxn_r_RedeemableConvertiblePreferredSharesandShareholdersEquityDetails">
        <link:definition>9960729 - Disclosure - SHAREHOLDERS' EQUITY  (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ShareBasedCompensationDetails" id="slxn_r_ShareBasedCompensationDetails">
        <link:definition>9960730 - Disclosure - SHARE-BASED COMPENSATION (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SHAREBASEDCOMPENSATIONScheduleOfRSUGrantedToEmployeesStockBasedCompensationActivityDetails" id="SHAREBASEDCOMPENSATIONScheduleOfRSUGrantedToEmployeesStockBasedCompensationActivityDetails">
        <link:definition>9960731 - Disclosure - SHARE-BASED COMPENSATION - Schedule of RSU granted to employees stock based compensation activity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelTable" id="slxn_r_ScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelTable">
        <link:definition>9960732 - Disclosure - SHARE-BASED COMPENSATION - Schedule of Fair Value Options Granted Using Black- Scholes Option Pricing Model (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofStockBasedCompensationActivityTable" id="slxn_r_ScheduleofStockBasedCompensationActivityTable">
        <link:definition>9960733 - Disclosure - SHARE-BASED COMPENSATION - Schedule of Stock-based Compensation Activity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofShareBasedCompensationExpenseTable0" id="slxn_r_ScheduleofShareBasedCompensationExpenseTable0">
        <link:definition>9960734 - Disclosure - SHARE-BASED COMPENSATION - Schedule of Share-based Compensation Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_CommitmentsandContingentLiabilitiesDetails" id="slxn_r_CommitmentsandContingentLiabilitiesDetails">
        <link:definition>9960735 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/FairValueDisclosuresNarrative" id="FairValueDisclosuresNarrative">
        <link:definition>9960736 - Disclosure - FAIR VALUE MEASUREMENTS - (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofAssetsandLiabilitiesTable" id="slxn_r_ScheduleofAssetsandLiabilitiesTable">
        <link:definition>9960737 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofFairValueofLiabilitiesTable" id="slxn_r_ScheduleofFairValueofLiabilitiesTable">
        <link:definition>9960738 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Fair Value of Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/FAIRVALUEMEASUREMENTSProvidesQuantitativeInformationRegardingLevel3FairValueMeasurementsInputs" id="FAIRVALUEMEASUREMENTSProvidesQuantitativeInformationRegardingLevel3FairValueMeasurementsInputs">
        <link:definition>9960739 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Quantitative Information Regarding Level 3 Fair Value Measurements Inputs of Warrants (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_NetProfitLossPerShareDetails" id="slxn_r_NetProfitLossPerShareDetails">
        <link:definition>9960740 - Disclosure - NET LOSS PER SHARE (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofBasicandDilutedNetLossPerShareAttributabletoOrdinaryShareholdersTable0" id="slxn_r_ScheduleofBasicandDilutedNetLossPerShareAttributabletoOrdinaryShareholdersTable0">
        <link:definition>9960741 - Disclosure - NET LOSS PER SHARE - Schedule of Basic and Diluted Net Loss Per Share Attributable to Ordinary Shareholders (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofTransactionsTable0" id="slxn_r_ScheduleofTransactionsTable0">
        <link:definition>9960742 - Disclosure - TRANSACTIONS AND BALANCES WITH RELATED PARTIES - Schedule of Transactions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofBalancesTable0" id="slxn_r_ScheduleofBalancesTable0">
        <link:definition>9960743 - Disclosure - TRANSACTIONS AND BALANCES WITH RELATED PARTIES - Schedule of Balances (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_IncomeTaxesDetails" id="slxn_r_IncomeTaxesDetails">
        <link:definition>9960744 - Disclosure - INCOME TAXES (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesTable" id="slxn_r_ScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesTable">
        <link:definition>9960745 - Disclosure - INCOME TAXES (Details) - Schedule of Israel and Foreign Components of Loss from Continuing Operations, Before Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofEffectiveBenefitExpenseTaxesTable" id="slxn_r_ScheduleofEffectiveBenefitExpenseTaxesTable">
        <link:definition>9960746 - Disclosure - INCOME TAXES (Details) - Schedule of Effective Benefit (Expense) Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofCompanysDeferredTaxAssetsTable" id="slxn_r_ScheduleofCompanysDeferredTaxAssetsTable">
        <link:definition>9960747 - Disclosure - INCOME TAXES (Details) - Schedule of Company's Deferred Tax Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofReconciliationoftheBeginningandEndingValuationAllowanceTable" id="slxn_r_ScheduleofReconciliationoftheBeginningandEndingValuationAllowanceTable">
        <link:definition>9960748 - Disclosure - INCOME TAXES (Details) - Schedule of Reconciliation of the Beginning and Ending Valuation Allowance</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SEGMENTINFORMATIONDetails" id="SEGMENTINFORMATIONDetails">
        <link:definition>9960749 - Disclosure - SEGMENT INFORMATION (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/SUBSEQUENTEVENTSNarrativeDetails" id="SUBSEQUENTEVENTSNarrativeDetails">
        <link:definition>9960750 - Disclosure - SUBSEQUENT EVENTS (Narrative) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ConsolidatedIncomeStatement__1" id="slxn_r_ConsolidatedIncomeStatement__1">
        <link:definition>0075 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS 1</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.silexion.com/role/slxn_r_ScheduleofMaturitiesOperatingLeaseLiabilitiesTable__1" id="slxn_r_ScheduleofMaturitiesOperatingLeaseLiabilitiesTable__1">
        <link:definition>9960751 - Statement - LEASES (Additional Calculation 1) (Details) - Schedule of Maturities Operating Lease Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:type="simple" xlink:href="slxn-20260331_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="slxn-20260331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="slxn-20260331_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="slxn-20260331_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
    </appinfo>
  </annotation>
  <element name="AAndRSponsorPromissoryNoteMember" id="slxn_AAndRSponsorPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AccountingPoliciesByPolicyLineItems" id="slxn_AccountingPoliciesByPolicyLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AccountingPoliciesByPolicyTable" id="slxn_AccountingPoliciesByPolicyTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="Accretion" id="slxn_Accretion" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AccruedAndUnpaidIssuanceExpensesInRespectOfPublicOffering" id="slxn_AccruedAndUnpaidIssuanceExpensesInRespectOfPublicOffering" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AccruedAndUnpaidIssuanceExpensesInRespectOfPublicOfferingAndWarrantsInducementTransactions" id="slxn_AccruedAndUnpaidIssuanceExpensesInRespectOfPublicOfferingAndWarrantsInducementTransactions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AccruedExpenses" id="slxn_AccruedExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AccruedExpensesAssumed" id="slxn_AccruedExpensesAssumed" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AccumulatedDepreciationAbstract" id="slxn_AccumulatedDepreciationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AdditionalExercisePricePerNewOrdinaryWarrants" id="slxn_AdditionalExercisePricePerNewOrdinaryWarrants" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AdditionalFeePayable" id="slxn_AdditionalFeePayable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AdditionalFeePayablePercentage" id="slxn_AdditionalFeePayablePercentage" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AdditionalInducementOfferLetterAgreementMember" id="slxn_AdditionalInducementOfferLetterAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AdministrativeServicesAgreementMember" id="slxn_AdministrativeServicesAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AggregateGrossProceedsOfWarrants" id="slxn_AggregateGrossProceedsOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AggregateNetProceedsOfTransactionCosts" id="slxn_AggregateNetProceedsOfTransactionCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AggregateUnderwritersAmount" id="slxn_AggregateUnderwritersAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="AggregateWithdrawnAmount" id="slxn_AggregateWithdrawnAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AgreementAggregateAmount" id="slxn_AgreementAggregateAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AmountFromTheInvestmentsHeldInTrustAccount" id="slxn_AmountFromTheInvestmentsHeldInTrustAccount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AmountWithdrawnFromTrustAccount" id="slxn_AmountWithdrawnFromTrustAccount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="AppendixAReconciliationOfCashCashEquivalentsAndRestrictedCashReportedInTheConsolidatedBalanceSheetsAbstract" id="slxn_AppendixAReconciliationOfCashCashEquivalentsAndRestrictedCashReportedInTheConsolidatedBalanceSheetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AppendixBSupplementaryInformationAbstract" id="slxn_AppendixBSupplementaryInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AppendixBSupplementaryInformationAbstract0" id="slxn_AppendixBSupplementaryInformationAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract0" id="slxn_AssetsAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract1" id="slxn_AssetsAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract2" id="slxn_AssetsAbstract2" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract3" id="slxn_AssetsAbstract3" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract4" id="slxn_AssetsAbstract4" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssetsAbstract5" id="slxn_AssetsAbstract5" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssumptionsRegardingThePriceOfTheUnderlyingSharesAbstract" id="slxn_AssumptionsRegardingThePriceOfTheUnderlyingSharesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AssumptionsRegardingThePriceOfTheUnderlyingSharesAbstract0" id="slxn_AssumptionsRegardingThePriceOfTheUnderlyingSharesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AtTheMarketOfferingAgreementMember" id="slxn_AtTheMarketOfferingAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AttributableToAbstract" id="slxn_AttributableToAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="AuditBookkeepingAndAccountingMember" id="slxn_AuditBookkeepingAndAccountingMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="BidPriceCloseDescription" id="slxn_BidPriceCloseDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="BonusAccrual" id="slxn_BonusAccrual" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="BusinessCombinationOfNetAssetsHeldInTrustAccount" id="slxn_BusinessCombinationOfNetAssetsHeldInTrustAccount" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="BusinessCombinationTerm" id="slxn_BusinessCombinationTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CapitalDeficiencyAbstract" id="slxn_CapitalDeficiencyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CapitalDeficiencyAbstract0" id="slxn_CapitalDeficiencyAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CapitalDeficiencyDetailsTable" id="slxn_CapitalDeficiencyDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="CapitalDeficiencyLineItems" id="slxn_CapitalDeficiencyLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CapitalDeficiencyTable" id="slxn_CapitalDeficiencyTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="CashCompensationPercentageOnGrossSalesPrice" id="slxn_CashCompensationPercentageOnGrossSalesPrice" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuring2022Abstract" id="slxn_ChangesDuring2022Abstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuring2023Abstract" id="slxn_ChangesDuring2023Abstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuringTheSixMonthsPeriodEndedJune302023UnauditedAbstract" id="slxn_ChangesDuringTheSixMonthsPeriodEndedJune302023UnauditedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuringTheSixMonthsPeriodEndedJune302024UnauditedAbstract" id="slxn_ChangesDuringTheSixMonthsPeriodEndedJune302024UnauditedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuringTheThreeMonthsPeriodEndedJune302023UnauditedAbstract" id="slxn_ChangesDuringTheThreeMonthsPeriodEndedJune302023UnauditedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ChangesDuringTheThreeMonthsPeriodEndedJune302024UnauditedAbstract" id="slxn_ChangesDuringTheThreeMonthsPeriodEndedJune302024UnauditedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" id="slxn_ClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ClassAOrdinarySharesSubjectToPossibleRedemptionAbstract0" id="slxn_ClassAOrdinarySharesSubjectToPossibleRedemptionAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ClassAOrdinarySharesSubjectToPossibleRedemptionMember" id="slxn_ClassAOrdinarySharesSubjectToPossibleRedemptionMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ClassAOrdinaryShareSubjectToPossibleRedemptionMember" id="slxn_ClassAOrdinaryShareSubjectToPossibleRedemptionMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ClinicalTrialsOtherPaymentsToResearchAndDevelopmentRelatedServiceProviders" id="slxn_ClinicalTrialsOtherPaymentsToResearchAndDevelopmentRelatedServiceProviders" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="CommitmentsandContingentLiabilitiesDetailsLineItems" id="slxn_CommitmentsandContingentLiabilitiesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CommitmentsandContingentLiabilitiesDetailsTable" id="slxn_CommitmentsandContingentLiabilitiesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="CommitmentsandContingentLiabilitiesLineItems" id="slxn_CommitmentsandContingentLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CommitmentsandContingentLiabilitiesTable" id="slxn_CommitmentsandContingentLiabilitiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="CommonStockSharesAuthorizedValue" id="slxn_CommonStockSharesAuthorizedValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="CommunicationEquipmentMember" id="slxn_CommunicationEquipmentMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ComprehensiveLossPolicyTextBlock" id="slxn_ComprehensiveLossPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ComputersAbstract" id="slxn_ComputersAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ContractsOverOrdinarySharesPolicyTextBlock" id="slxn_ContractsOverOrdinarySharesPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConversionOfConvertiblePreferredSharesAndNonControllingInterestShareIssued" id="slxn_ConversionOfConvertiblePreferredSharesAndNonControllingInterestShareIssued" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConversionOfConvertiblePreferredSharesAndNonControllingInterestShareIssuedValue" id="slxn_ConversionOfConvertiblePreferredSharesAndNonControllingInterestShareIssuedValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ConversionOfPreferredShares" id="slxn_ConversionOfPreferredShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ConversionOfPromissoryNoteToOrdinaryShares" id="slxn_ConversionOfPromissoryNoteToOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ConversionOfRelatedPartyPromissoryNoteToOrdinaryShares" id="slxn_ConversionOfRelatedPartyPromissoryNoteToOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ConversionOfSAFEsToPreferredSharesAndWarrants" id="slxn_ConversionOfSAFEsToPreferredSharesAndWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ConversionOfSharesOfUnderwritersPromissoryNote" id="slxn_ConversionOfSharesOfUnderwritersPromissoryNote" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConversionOfUnderwritersPromissoryNote" id="slxn_ConversionOfUnderwritersPromissoryNote" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ConversionOfUnderwritersPromissoryNoteToOrdinaryShares" id="slxn_ConversionOfUnderwritersPromissoryNoteToOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ConversionOfWarrantsToPreferredSharesOnACashlessBasis" id="slxn_ConversionOfWarrantsToPreferredSharesOnACashlessBasis" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ConvertibleSeriesA2PreferredSharesMember" id="slxn_ConvertibleSeriesA2PreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConvertibleSeriesAFourPreferredSharesMember" id="slxn_ConvertibleSeriesAFourPreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConvertibleSeriesAOnePreferredSharesMember" id="slxn_ConvertibleSeriesAOnePreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConvertibleSeriesAPreferredSharesMember" id="slxn_ConvertibleSeriesAPreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ConvertibleSeriesAThreePreferredSharesMember" id="slxn_ConvertibleSeriesAThreePreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CostMember" id="slxn_CostMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CreditSpreadPercentage" id="slxn_CreditSpreadPercentage" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CurrentAssetsAbstract0" id="slxn_CurrentAssetsAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="CurrentLiabilitiesAbstract0" id="slxn_CurrentLiabilitiesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DeferredCommission" id="slxn_DeferredCommission" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="DeferredCommissionPercentage" id="slxn_DeferredCommissionPercentage" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DeferredTaxAssetsAbstract" id="slxn_DeferredTaxAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DeferredTaxAssetsLeaseLiability" id="slxn_DeferredTaxAssetsLeaseLiability" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="DenominatorAbstract" id="slxn_DenominatorAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DenominatorAbstract0" id="slxn_DenominatorAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DescriptionofOrganizationandBusinessOperationsDetailsTable" id="slxn_DescriptionofOrganizationandBusinessOperationsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="DescriptionOfOrganizationAndBusinessOperationsLineItems" id="slxn_DescriptionOfOrganizationAndBusinessOperationsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DescriptionofOrganizationandBusinessOperationsLineItems" id="slxn_DescriptionofOrganizationandBusinessOperationsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DescriptionofOrganizationandBusinessOperationsTable" id="slxn_DescriptionofOrganizationandBusinessOperationsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="DescriptionsOfWarrantExerciseCondition" id="slxn_DescriptionsOfWarrantExerciseCondition" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="DisposalOfLeaseholdImprovements" id="slxn_DisposalOfLeaseholdImprovements" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="DocumentAndEntityInformationAbstract" id="slxn_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EarlybirdCapitalIncMember" id="slxn_EarlybirdCapitalIncMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EffectOfReverseRecapitalizationNetOfTransactionCosts" id="slxn_EffectOfReverseRecapitalizationNetOfTransactionCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="EighthPromissoryNoteMember" id="slxn_EighthPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EmergingGrowthCompanyPolicyTextBlock" id="slxn_EmergingGrowthCompanyPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EmployeesAbstract" id="slxn_EmployeesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EquityHoldersOfTheCompany" id="slxn_EquityHoldersOfTheCompany" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="EquityLineOfCreditFacilityAveragePricePerShare" id="slxn_EquityLineOfCreditFacilityAveragePricePerShare" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EquityLineOfCreditFacilityNetFees" id="slxn_EquityLineOfCreditFacilityNetFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="EquityLineOfCreditFacilityNetProceedsFromSale" id="slxn_EquityLineOfCreditFacilityNetProceedsFromSale" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="EquityLineOfCreditFacilityNumberOfOrdinarySharesSold" id="slxn_EquityLineOfCreditFacilityNumberOfOrdinarySharesSold" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="EquityLineOfCreditMember" id="slxn_EquityLineOfCreditMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExercisedPriceOfWarrantsForCashPurchased" id="slxn_ExercisedPriceOfWarrantsForCashPurchased" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExercisePriceOfOrdinaryShares" id="slxn_ExercisePriceOfOrdinaryShares" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExercisePriceOfPlacementAgentWarrants" id="slxn_ExercisePriceOfPlacementAgentWarrants" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExercisePriceOfPreFundedWarrants" id="slxn_ExercisePriceOfPreFundedWarrants" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExpectedReturnOnEquityMember" id="slxn_ExpectedReturnOnEquityMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExpectedTimeToIPOMember" id="slxn_ExpectedTimeToIPOMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExpectedTimeToLiquidationMember" id="slxn_ExpectedTimeToLiquidationMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ExpendituresForSegmentAssets" id="slxn_ExpendituresForSegmentAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FairValueConversion" id="slxn_FairValueConversion" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FairValueMeasurementsDetailsLineItems" id="slxn_FairValueMeasurementsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesLineItems" id="slxn_FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisbyLevelofFairValueHierarchyLineItems" id="slxn_FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisbyLevelofFairValueHierarchyLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisbyLevelofFairValueHierarchyTable" id="slxn_FairValueMeasurementsDetailsScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisbyLevelofFairValueHierarchyTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="FairValueMeasurementsDetailsScheduleofHybridModelforthePeriodsLineItems" id="slxn_FairValueMeasurementsDetailsScheduleofHybridModelforthePeriodsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsDetailsScheduleofHybridModelforthePeriodsTable" id="slxn_FairValueMeasurementsDetailsScheduleofHybridModelforthePeriodsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="FairValueMeasurementsDetailsTable" id="slxn_FairValueMeasurementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="FairValueMeasurementsLineItems" id="slxn_FairValueMeasurementsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsTable" id="slxn_FairValueMeasurementsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="FairValueMeasurementsTablesLineItems" id="slxn_FairValueMeasurementsTablesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FairValueMeasurementsTablesTable" id="slxn_FairValueMeasurementsTablesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="FairValueOfConvertibleDebtInstrument" id="slxn_FairValueOfConvertibleDebtInstrument" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FairValueOfPromissoryNotesDiscountRate" id="slxn_FairValueOfPromissoryNotesDiscountRate" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FifthPromissoryNoteMember" id="slxn_FifthPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FinalRepaymentsOfConvertibleDebt" id="slxn_FinalRepaymentsOfConvertibleDebt" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="FinancialExpenses" id="slxn_FinancialExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FinancialExpensesIncomeNetFromRelatedParty" id="slxn_FinancialExpensesIncomeNetFromRelatedParty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FinancialExpensesNetFromRelatedParty" id="slxn_FinancialExpensesNetFromRelatedParty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="FinancialLiabilitiesAbstract" id="slxn_FinancialLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FinancialLiabilitiesAbstract0" id="slxn_FinancialLiabilitiesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FinancialLiabilitiesAbstract1" id="slxn_FinancialLiabilitiesAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FinancialLiabilitiesAbstract2" id="slxn_FinancialLiabilitiesAbstract2" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FirstExtensionsMember" id="slxn_FirstExtensionsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="FixedPaymentsAndVariablePaymentsThatDependOnAnIndexOrRateAbstract" id="slxn_FixedPaymentsAndVariablePaymentsThatDependOnAnIndexOrRateAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ForegoingConversions" id="slxn_ForegoingConversions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GAndAPayrollAndRelatedExpensesOtherThanShareBasedCompensationDefined" id="slxn_GAndAPayrollAndRelatedExpensesOtherThanShareBasedCompensationDefined" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GAndAShareBasedCompensationExpensesDefined" id="slxn_GAndAShareBasedCompensationExpensesDefined" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAbstract" id="slxn_GeneralAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralandAdministrativeDetailsScheduleofOtherOperatingExpensesLineItems" id="slxn_GeneralandAdministrativeDetailsScheduleofOtherOperatingExpensesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralandAdministrativeDetailsScheduleofOtherOperatingExpensesTable" id="slxn_GeneralandAdministrativeDetailsScheduleofOtherOperatingExpensesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="GeneralAndAdministrativeExpenses" id="slxn_GeneralAndAdministrativeExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAndAdministrativeExpensesMember" id="slxn_GeneralAndAdministrativeExpensesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralAndAdministrativeFromRelatedParty" id="slxn_GeneralAndAdministrativeFromRelatedParty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAndAdministrativeLineItems" id="slxn_GeneralAndAdministrativeLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralandAdministrativeLineItems" id="slxn_GeneralandAdministrativeLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralAndAdministrativePayrollAndRelatedExpensesOtherThanShareBasedCompensation" id="slxn_GeneralAndAdministrativePayrollAndRelatedExpensesOtherThanShareBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAndAdministrativeProfessionalServices" id="slxn_GeneralAndAdministrativeProfessionalServices" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAndAdministrativeSharebasedCompensationExpenses" id="slxn_GeneralAndAdministrativeSharebasedCompensationExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="GeneralAndAdministrativeTable" id="slxn_GeneralAndAdministrativeTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="GeneralandAdministrativeTable" id="slxn_GeneralandAdministrativeTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="GeneralAndAdministrativeTextBlock" id="slxn_GeneralAndAdministrativeTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralLineItems" id="slxn_GeneralLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GeneralTable" id="slxn_GeneralTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="GreenstarLpMember" id="slxn_GreenstarLpMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="GuangzhouSinoIsraelBiotechInvestmentFundMember" id="slxn_GuangzhouSinoIsraelBiotechInvestmentFundMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="IncomeTaxesDetailsLineItems" id="slxn_IncomeTaxesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="IncomeTaxesDetailsScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesLineItems" id="slxn_IncomeTaxesDetailsScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="IncomeTaxesDetailsScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesTable" id="slxn_IncomeTaxesDetailsScheduleofIsraelandForeignComponentsofLossfromContinuingOperationsBeforeIncomeTaxesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="IncomeTaxesDetailsTable" id="slxn_IncomeTaxesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="IncomeTaxIncludedInOtherAccountPayable" id="slxn_IncomeTaxIncludedInOtherAccountPayable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="IncreaseInAuthorizedShareCapitalShares" id="slxn_IncreaseInAuthorizedShareCapitalShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="InducementOfferLetterAgreementMember" id="slxn_InducementOfferLetterAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="InstallmentsAmount" id="slxn_InstallmentsAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="InsuranceMember" id="slxn_InsuranceMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="InterestReceived" id="slxn_InterestReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="InterestToPayDissolutionExpenses" id="slxn_InterestToPayDissolutionExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="InUSDollarsAbstract" id="slxn_InUSDollarsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="InvestorWarrantsMember" id="slxn_InvestorWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="JanuaryOfferingMember" id="slxn_JanuaryOfferingMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LaboratoryAndElectronicEquipmentMember" id="slxn_LaboratoryAndElectronicEquipmentMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LegalExpensesMember" id="slxn_LegalExpensesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LegalFeesExpense" id="slxn_LegalFeesExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="LiabilitiesAbstract0" id="slxn_LiabilitiesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAbstract1" id="slxn_LiabilitiesAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAbstract2" id="slxn_LiabilitiesAbstract2" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAndRedeemableConvertiblePreferredSharesNetOfCapitalDeficiencyAbstract" id="slxn_LiabilitiesAndRedeemableConvertiblePreferredSharesNetOfCapitalDeficiencyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAndRedeemableConvertiblePreferredSharesNetOfCapitalDeficiencyAbstract0" id="slxn_LiabilitiesAndRedeemableConvertiblePreferredSharesNetOfCapitalDeficiencyAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAndSharesSubjectToPossibleRedemptionNetOfCapitalDeficiencyAbstract" id="slxn_LiabilitiesAndSharesSubjectToPossibleRedemptionNetOfCapitalDeficiencyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LiabilitiesAndSharesSubjectToPossibleRedemptionNetOfCapitalDeficiencyAbstract0" id="slxn_LiabilitiesAndSharesSubjectToPossibleRedemptionNetOfCapitalDeficiencyAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LocationBalanceOfStatementOfFinancialPositionAxis" id="slxn_LocationBalanceOfStatementOfFinancialPositionAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="LocationBalanceOfStatementOfFinancialPositionDomain" id="slxn_LocationBalanceOfStatementOfFinancialPositionDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LocationBalanceOfStatementOfIncomeAxis" id="slxn_LocationBalanceOfStatementOfIncomeAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="LocationBalanceOfStatementOfIncomeAxisDomain" id="slxn_LocationBalanceOfStatementOfIncomeAxisDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LossContingenciesPolicyTextBlock" id="slxn_LossContingenciesPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="LossUponEnteringTransactions" id="slxn_LossUponEnteringTransactions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ManagementFeesMember" id="slxn_ManagementFeesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MaterialsExpenses" id="slxn_MaterialsExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="May2026InducementOfferMember" id="slxn_May2026InducementOfferMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MeasurementInputStrikevPriceMember" id="slxn_MeasurementInputStrikevPriceMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MinimumBidPriceOfListing" id="slxn_MinimumBidPriceOfListing" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MinimumSalesPercentageOnTotalNumberOfOrdinarySharesOutstanding" id="slxn_MinimumSalesPercentageOnTotalNumberOfOrdinarySharesOutstanding" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MonthlyOfficeSpaceExpenses" id="slxn_MonthlyOfficeSpaceExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="MoringaAcquisitionCorpMember" id="slxn_MoringaAcquisitionCorpMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="MoringaSponsorLpMember" id="slxn_MoringaSponsorLpMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NasdaqFeesMember" id="slxn_NasdaqFeesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NetLossAttributableToOrdinaryShareholdersBasics" id="slxn_NetLossAttributableToOrdinaryShareholdersBasics" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareLineItems" id="slxn_NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareParentheticalsLineItems" id="slxn_NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareParentheticalsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareParentheticalsTable" id="slxn_NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareParentheticalsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareTable" id="slxn_NetProfitLossPerShareDetailsScheduleofBasicandDilutedNetProfitLossPerShareTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="NetProfitLossPerShareDetailsTable" id="slxn_NetProfitLossPerShareDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="NetProfitLossPerShareLineItems" id="slxn_NetProfitLossPerShareLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NetProfitLossPerShareTable" id="slxn_NetProfitLossPerShareTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="NetProfitLossPerShareTablesLineItems" id="slxn_NetProfitLossPerShareTablesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NetProfitLossPerShareTablesTable" id="slxn_NetProfitLossPerShareTablesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="NewPubcoMember" id="slxn_NewPubcoMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NewWarrantAgreementMember" id="slxn_NewWarrantAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NoncashLossUponEnteringTransactions" id="slxn_NoncashLossUponEnteringTransactions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="NonCurrentAssetsAbstract" id="slxn_NonCurrentAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonCurrentLiabilitiesAbstract" id="slxn_NonCurrentLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonCurrentLiabilitiesAbstract0" id="slxn_NonCurrentLiabilitiesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonCurrentLiabilitiesAbstract1" id="slxn_NonCurrentLiabilitiesAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonEmployeesAbstract" id="slxn_NonEmployeesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonredeemableClassAandBOrdinaryShareMember" id="slxn_NonredeemableClassAandBOrdinaryShareMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonRedeemableClassAAndBOrdinarySharesAbstract" id="slxn_NonRedeemableClassAAndBOrdinarySharesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NonRedeemableClassAAndBOrdinarySharesAbstract0" id="slxn_NonRedeemableClassAAndBOrdinarySharesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfConsecutiveTradingDaysPriorToConversionDate" id="slxn_NumberOfConsecutiveTradingDaysPriorToConversionDate" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfExistingOrdinaryWarrants" id="slxn_NumberOfExistingOrdinaryWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfInvestorWarrantsExercised" id="slxn_NumberOfInvestorWarrantsExercised" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementTransaction" id="slxn_NumberOfIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementTransaction" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfNewOrdinaryWarrants" id="slxn_NumberOfNewOrdinaryWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfOrdinaryCommitmentShares" id="slxn_NumberOfOrdinaryCommitmentShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfPrefundedWarrants" id="slxn_NumberOfPrefundedWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfPreFundedWarrantsExercised" id="slxn_NumberOfPreFundedWarrantsExercised" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfPrivateWarrants" id="slxn_NumberOfPrivateWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfPubliclyHeldShares" id="slxn_NumberOfPubliclyHeldShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfPublicWarrants" id="slxn_NumberOfPublicWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesCalledByInvestorWarrants" id="slxn_NumberOfSecuritiesCalledByInvestorWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesCalledByPlacementAgentWarrants" id="slxn_NumberOfSecuritiesCalledByPlacementAgentWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesCalledByPreFundedWarrants" id="slxn_NumberOfSecuritiesCalledByPreFundedWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesThatCanBeCalledByNewOrdinaryWarrants" id="slxn_NumberOfSecuritiesThatCanBeCalledByNewOrdinaryWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesThatCanBeCalledByPlacementAgentWarrants" id="slxn_NumberOfSecuritiesThatCanBeCalledByPlacementAgentWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSecuritiesThatCanBeCalledByPreFundedWarrants" id="slxn_NumberOfSecuritiesThatCanBeCalledByPreFundedWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfSharesIncreaseToAdditionalPaidinCapitalOptionIncreaseForCostRecognition" id="slxn_NumberOfSharesIncreaseToAdditionalPaidinCapitalOptionIncreaseForCostRecognition" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumberOfUnitSale" id="slxn_NumberOfUnitSale" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumeratorAbstract" id="slxn_NumeratorAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="NumeratorAbstract0" id="slxn_NumeratorAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OfficeAndOperationalSpacesLeaseExpenses" id="slxn_OfficeAndOperationalSpacesLeaseExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="OperatingCashFlowsMeasurementOfLeaseLiabilities" id="slxn_OperatingCashFlowsMeasurementOfLeaseLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="OperatingLeasesRentExpenseMinimumRental" id="slxn_OperatingLeasesRentExpenseMinimumRental" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="OperatingLeaseTermination" id="slxn_OperatingLeaseTermination" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="OperatingLeaseTerminationPenalty" id="slxn_OperatingLeaseTerminationPenalty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="OperatingLeaseWeightedAverageRemainingLeaseTermAndDiscountRateTableTextBlock" id="slxn_OperatingLeaseWeightedAverageRemainingLeaseTermAndDiscountRateTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OrdinarySharesExercisePrice" id="slxn_OrdinarySharesExercisePrice" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OrdinarySharesParValuePerShareBeforeAdjustmentToReverseShareSplit" id="slxn_OrdinarySharesParValuePerShareBeforeAdjustmentToReverseShareSplit" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OtherAccountsPayableMember" id="slxn_OtherAccountsPayableMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OtherExpensesMember" id="slxn_OtherExpensesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="OtherSegmentExpenses" id="slxn_OtherSegmentExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PartialRedemptionsAmount" id="slxn_PartialRedemptionsAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PartialRedemptionWithdrawnFromInvestmentHeldInTrustAccount" id="slxn_PartialRedemptionWithdrawnFromInvestmentHeldInTrustAccount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PatentRegistration" id="slxn_PatentRegistration" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PaymentOfUnderwritersPromissoryNote" id="slxn_PaymentOfUnderwritersPromissoryNote" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PaymentsForRoyaltiesInterest" id="slxn_PaymentsForRoyaltiesInterest" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PayrollAndRelatedExpensesOtherThanSharebasedCompensation" id="slxn_PayrollAndRelatedExpensesOtherThanSharebasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PercentageOfGIBFOfOrdinaryShares" id="slxn_PercentageOfGIBFOfOrdinaryShares" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PercentageOfGrossProceedsByEquityFinancingsMaturityDate" id="slxn_PercentageOfGrossProceedsByEquityFinancingsMaturityDate" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PercentageOfOriginalIssuedPrice" id="slxn_PercentageOfOriginalIssuedPrice" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PercentageOfProbabilityOfAnIpoScenario" id="slxn_PercentageOfProbabilityOfAnIpoScenario" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PercentageOfSaleOfAssets" id="slxn_PercentageOfSaleOfAssets" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PercentageOrdinarySharesOutstanding" id="slxn_PercentageOrdinarySharesOutstanding" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PlacementAgentCashFeeInPercentage" id="slxn_PlacementAgentCashFeeInPercentage" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PlacementAgentFeesAndOtherOfferingExpenses" id="slxn_PlacementAgentFeesAndOtherOfferingExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PlacementAgentWarrantsIssuedAsPercentageOfOrdinaryShares" id="slxn_PlacementAgentWarrantsIssuedAsPercentageOfOrdinaryShares" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PlacementAgentWarrantsMember" id="slxn_PlacementAgentWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PlacementAgentWarrantsTerm" id="slxn_PlacementAgentWarrantsTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PledgedAmountToBankAsCollateralForGuaranteesToSecureLeasePayments" id="slxn_PledgedAmountToBankAsCollateralForGuaranteesToSecureLeasePayments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PreFundedOptionsMember" id="slxn_PreFundedOptionsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PreFundedWarrantAndOrdinaryWarrantPricePerShare" id="slxn_PreFundedWarrantAndOrdinaryWarrantPricePerShare" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PreFundedWarrantsIssued" id="slxn_PreFundedWarrantsIssued" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PreFundedWarrantsMember" id="slxn_PreFundedWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PreFundedWarrantsSold" id="slxn_PreFundedWarrantsSold" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PreMoneyValuationAmount" id="slxn_PreMoneyValuationAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PrepaidIssuanceExpensesUtilizedInRespectOfAtmSalesAgreement" id="slxn_PrepaidIssuanceExpensesUtilizedInRespectOfAtmSalesAgreement" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PrepaidOfIssuanceCostRelatedToAtMarketOffering" id="slxn_PrepaidOfIssuanceCostRelatedToAtMarketOffering" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PrepaidTransactionExpenses" id="slxn_PrepaidTransactionExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PreTransactionEquity" id="slxn_PreTransactionEquity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PreTransactionsEquity" id="slxn_PreTransactionsEquity" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PrivateInvestmentInPublicEntityMember" id="slxn_PrivateInvestmentInPublicEntityMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PrivateWarrantLiabilityPolicyTextBlock" id="slxn_PrivateWarrantLiabilityPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PrivateWarrantsMember" id="slxn_PrivateWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PrivateWarrantsToOrdinaryShares" id="slxn_PrivateWarrantsToOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="PrivateWarrantToPurchaseOrdinaryShares" id="slxn_PrivateWarrantToPurchaseOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ProbabilityOfAnIPOScenarioMember" id="slxn_ProbabilityOfAnIPOScenarioMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ProbabilityOfOtherLiquidationEventsMember" id="slxn_ProbabilityOfOtherLiquidationEventsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ProceedsFromExerciseOfPrefundedOptions" id="slxn_ProceedsFromExerciseOfPrefundedOptions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ProceedsFromExerciseOfWarrants" id="slxn_ProceedsFromExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProceedsFromIssuanceInitialPublicOfferingNet" id="slxn_ProceedsFromIssuanceInitialPublicOfferingNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProceedsFromIssuanceOfCommonStockUnderEloc" id="slxn_ProceedsFromIssuanceOfCommonStockUnderEloc" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="ProceedsFromIssuanceOfOrdinarySharesUponPublicOffering" id="slxn_ProceedsFromIssuanceOfOrdinarySharesUponPublicOffering" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProceedsFromIssuanceOfOrdinarySharesUponWarrantsInducement" id="slxn_ProceedsFromIssuanceOfOrdinarySharesUponWarrantsInducement" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProceedsFromIssuanceOfOrdinarySharesUponWarrantsInducementTransactions" id="slxn_ProceedsFromIssuanceOfOrdinarySharesUponWarrantsInducementTransactions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProfessionalServicesExpensesDefined" id="slxn_ProfessionalServicesExpensesDefined" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ProfessionalServicesMember" id="slxn_ProfessionalServicesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PromissoryNoteAxis" id="slxn_PromissoryNoteAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="PromissoryNoteDomain" id="slxn_PromissoryNoteDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PromissoryNotesMember" id="slxn_PromissoryNotesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PromissoryNotesPolicyTextBlock" id="slxn_PromissoryNotesPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PromissoryNotesToRelatedParties" id="slxn_PromissoryNotesToRelatedParties" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PromissoryNotesToRelatedPartiesNoncurrent" id="slxn_PromissoryNotesToRelatedPartiesNoncurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="PublicOfferingAndPrivatePlacementsAbstract" id="slxn_PublicOfferingAndPrivatePlacementsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicOfferingandPrivatePlacementsDetailsTable" id="slxn_PublicOfferingandPrivatePlacementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="PublicOfferingAndPrivatePlacementsLineItems" id="slxn_PublicOfferingAndPrivatePlacementsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicOfferingandPrivatePlacementsLineItems" id="slxn_PublicOfferingandPrivatePlacementsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicOfferingandPrivatePlacementsTable" id="slxn_PublicOfferingandPrivatePlacementsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="PublicOfferingAndPrivatePlacementsTextBlock" id="slxn_PublicOfferingAndPrivatePlacementsTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicOfferingMember" id="slxn_PublicOfferingMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicWarrantsMember" id="slxn_PublicWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="PublicWarrantsPolicyTextBlock" id="slxn_PublicWarrantsPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RecognitionOfOperatingRightOfUseAssetsAndOperatingLeaseLiabilities" id="slxn_RecognitionOfOperatingRightOfUseAssetsAndOperatingLeaseLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ReconciliationOfCashCashEquivalentsAndInvestmentsHeldInATrustAccountAbstract" id="slxn_ReconciliationOfCashCashEquivalentsAndInvestmentsHeldInATrustAccountAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ReconciliationOfCashCashEquivalentsAndInvestmentsHeldInATrustAccountAbstract0" id="slxn_ReconciliationOfCashCashEquivalentsAndInvestmentsHeldInATrustAccountAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesAndNonControllingInterestsAbstract" id="slxn_RedeemableConvertiblePreferredSharesAndNonControllingInterestsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsLineItems" id="slxn_RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsScheduleofShareCapitalLineItems" id="slxn_RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsScheduleofShareCapitalLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsScheduleofShareCapitalTable" id="slxn_RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsScheduleofShareCapitalTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsTable" id="slxn_RedeemableConvertiblePreferredSharesandShareholdersEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="RedeemableConvertiblePreferredSharesAndShareholdersEquityTextBlock" id="slxn_RedeemableConvertiblePreferredSharesAndShareholdersEquityTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RedeemableNoncontrollingInterestPolicyTextBlock" id="slxn_RedeemableNoncontrollingInterestPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ReductionInCashExercisePrice" id="slxn_ReductionInCashExercisePrice" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RegularDepositsByEmployee" id="slxn_RegularDepositsByEmployee" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RelatedPartyPromissoryNoteCurrent" id="slxn_RelatedPartyPromissoryNoteCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="RelatedPartyPromissoryNoteIssued" id="slxn_RelatedPartyPromissoryNoteIssued" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="RelatedPartyPromissoryNoteMember" id="slxn_RelatedPartyPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RemainingTemporaryEquityShares" id="slxn_RemainingTemporaryEquityShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ResearchAndDevelopmentExpensesMember" id="slxn_ResearchAndDevelopmentExpensesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ResearchAndDevelopmentExpensesOtherThanShareBasedCompensation" id="slxn_ResearchAndDevelopmentExpensesOtherThanShareBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ResearchAndDevelopmentPayrollAndRelatedExpensesOtherThanShareBasedCompensation" id="slxn_ResearchAndDevelopmentPayrollAndRelatedExpensesOtherThanShareBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ResearchAndDevelopmentShareBasedCompensation" id="slxn_ResearchAndDevelopmentShareBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="RestrictedStockUnitsShares" id="slxn_RestrictedStockUnitsShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RevaluationExpensesIncome" id="slxn_RevaluationExpensesIncome" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="ReverseShareSplitMember" id="slxn_ReverseShareSplitMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ReverseStockSplitConversionPrice" id="slxn_ReverseStockSplitConversionPrice" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ReverseStockSplitConversionRatio" id="slxn_ReverseStockSplitConversionRatio" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="RoyaltiesAmountPayable" id="slxn_RoyaltiesAmountPayable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="RoyaltiesAmountPayableIncludingInterest" id="slxn_RoyaltiesAmountPayableIncludingInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="SAFEMember" id="slxn_SAFEMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SalesAgentMember" id="slxn_SalesAgentMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfAssetsAndLiabilitiesAbstract" id="slxn_ScheduleOfAssetsAndLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfAssetsAndLiabilitiesLineItems" id="slxn_ScheduleOfAssetsAndLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisByLevelOfFairValueHierarchyAbstract" id="slxn_ScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisByLevelOfFairValueHierarchyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfAssetsAndLiabilitiesTable" id="slxn_ScheduleOfAssetsAndLiabilitiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="ScheduleOfBalanceAbstract" id="slxn_ScheduleOfBalanceAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfBalancesAbstract" id="slxn_ScheduleOfBalancesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfBasicAndDilutedNetLossPerShareAttributableToOrdinaryShareholdersAbstract" id="slxn_ScheduleOfBasicAndDilutedNetLossPerShareAttributableToOrdinaryShareholdersAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfBasicAndDilutedNetProfitLossPerShareAbstract" id="slxn_ScheduleOfBasicAndDilutedNetProfitLossPerShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfBasicAndDilutedNetProfitLossPerShareLineItems" id="slxn_ScheduleOfBasicAndDilutedNetProfitLossPerShareLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfEffectiveBenefitExpenseTaxesAbstract" id="slxn_ScheduleOfEffectiveBenefitExpenseTaxesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfEstimatedUsefulLivesAbstract" id="slxn_ScheduleOfEstimatedUsefulLivesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfEstimatedUsefulLivesTableTextBlock" id="slxn_ScheduleOfEstimatedUsefulLivesTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfFairValueOfLiabilitiesAbstract" id="slxn_ScheduleOfFairValueOfLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfFairValueOptionsGrantedUsingBlackScholesOptionPricingModelAbstract" id="slxn_ScheduleOfFairValueOptionsGrantedUsingBlackScholesOptionPricingModelAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfFinancialExpenseNetAbstract" id="slxn_ScheduleOfFinancialExpenseNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfFinancialExpenseNetTableTextBlock" id="slxn_ScheduleOfFinancialExpenseNetTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfGeneralAndAdministrativeExpensesAbstract" id="slxn_ScheduleOfGeneralAndAdministrativeExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfHybridModelForThePeriodsAbstract" id="slxn_ScheduleOfHybridModelForThePeriodsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfHybridModelForThePeriodsLineItems" id="slxn_ScheduleOfHybridModelForThePeriodsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfIsraelAndForeignComponentsOfLossFromContinuingOperationsBeforeIncomeTaxesAbstract" id="slxn_ScheduleOfIsraelAndForeignComponentsOfLossFromContinuingOperationsBeforeIncomeTaxesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfMaturitiesOperatingLeaseLiabilitiesAbstract" id="slxn_ScheduleOfMaturitiesOperatingLeaseLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfNumberOfOptionsOutstandingAbstract" id="slxn_ScheduleOfNumberOfOptionsOutstandingAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfOperatingLeaseCostsAbstract" id="slxn_ScheduleOfOperatingLeaseCostsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfOptionsGrantedAbstract" id="slxn_ScheduleOfOptionsGrantedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfOtherOperatingExpensesAbstract" id="slxn_ScheduleOfOtherOperatingExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfProformaEarningsPerShareBasicAndDilutedTableTextBlock" id="slxn_ScheduleOfProformaEarningsPerShareBasicAndDilutedTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfPropertyAndEquipmentAbstract" id="slxn_ScheduleOfPropertyAndEquipmentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfQuantitativeInformationRegardingLevel3FairValueMeasurementsInputsAbstract" id="slxn_ScheduleOfQuantitativeInformationRegardingLevel3FairValueMeasurementsInputsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfReconciliationOfTheBeginningAndEndingValuationAllowanceAbstract" id="slxn_ScheduleOfReconciliationOfTheBeginningAndEndingValuationAllowanceAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfResearchAndDevelopmentExpensesAbstract" id="slxn_ScheduleOfResearchAndDevelopmentExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfResearchAndDevelopmentExpensesNetAbstract" id="slxn_ScheduleOfResearchAndDevelopmentExpensesNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfShareBasedCompensationExpenseAbstract" id="slxn_ScheduleOfShareBasedCompensationExpenseAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfShareCapitalAbstract" id="slxn_ScheduleOfShareCapitalAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfStockBasedCompensationActivityAbstract" id="slxn_ScheduleOfStockBasedCompensationActivityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfTransactionsAbstract" id="slxn_ScheduleOfTransactionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfTransactionsToTheConsolidatedStatementsOfCashFlowsTableTextBlock" id="slxn_ScheduleOfTransactionsToTheConsolidatedStatementsOfCashFlowsTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ScheduleOfWarrantLiabilityMeasuresAbstract" id="slxn_ScheduleOfWarrantLiabilityMeasuresAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SecondExtensionsMember" id="slxn_SecondExtensionsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SecondPromissoryNoteMember" id="slxn_SecondPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SecondThirdForthAndFifthPromissoryNotesMember" id="slxn_SecondThirdForthAndFifthPromissoryNotesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeptemberOfferingMember" id="slxn_SeptemberOfferingMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesA1PreferredSharesMember" id="slxn_SeriesA1PreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesA2PreferredSharesMember" id="slxn_SeriesA2PreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesA3PreferredSharesMember" id="slxn_SeriesA3PreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesA4PreferredSharesMember" id="slxn_SeriesA4PreferredSharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesAOrdinaryWarrantsMember" id="slxn_SeriesAOrdinaryWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesBOrdinaryWarrantsMember" id="slxn_SeriesBOrdinaryWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesCWarrantsExercisableMember" id="slxn_SeriesCWarrantsExercisableMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeriesDWarrantsExercisableMember" id="slxn_SeriesDWarrantsExercisableMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SeventhPromissoryNoteMember" id="slxn_SeventhPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAmendmentDescription" id="slxn_ShareBasedCompensationArrangementByShareBasedPaymentAwardAmendmentDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod" id="slxn_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedProbabilityRate" id="slxn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedProbabilityRate" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedReturnOnEquity" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedReturnOnEquity" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsProbabilityOfOtherLiquidationEvents" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsProbabilityOfOtherLiquidationEvents" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAggregateIntrinsicValue" id="slxn_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAggregateIntrinsicValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExercisable" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExercisable" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExercised" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExercised" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExpired" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermExpired" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermForfeited" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermForfeited" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermGranted" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermGranted" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermVestedAndExpectedToVest" id="slxn_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermVestedAndExpectedToVest" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationDetailsScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelLineItems" id="slxn_ShareBasedCompensationDetailsScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationDetailsScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelTable" id="slxn_ShareBasedCompensationDetailsScheduleofFairValueOptionsGrantedUsingBlackScholesOptionPricingModelTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="ShareBasedCompensationDetailsScheduleofNumberofOptionsOutstandingLineItems" id="slxn_ShareBasedCompensationDetailsScheduleofNumberofOptionsOutstandingLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareBasedCompensationDetailsScheduleofNumberofOptionsOutstandingTable" id="slxn_ShareBasedCompensationDetailsScheduleofNumberofOptionsOutstandingTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="ShareBasedCompensationDetailsScheduleofOptionsGrantedTable" id="slxn_ShareBasedCompensationDetailsScheduleofOptionsGrantedTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="ShareBasedCompensationDetailsTable" id="slxn_ShareBasedCompensationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="ShareBasedPaymentArrangementEmployeeAndNonEmployeeMember" id="slxn_ShareBasedPaymentArrangementEmployeeAndNonEmployeeMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ShareIssuanceExpenses" id="slxn_ShareIssuanceExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="SignificantAccountingPoliciesDetailsScheduleofEstimatedUsefulLivesLineItems" id="slxn_SignificantAccountingPoliciesDetailsScheduleofEstimatedUsefulLivesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SignificantAccountingPoliciesDetailsScheduleofEstimatedUsefulLivesTable" id="slxn_SignificantAccountingPoliciesDetailsScheduleofEstimatedUsefulLivesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SignificantAccountingPoliciesDetailsTable" id="slxn_SignificantAccountingPoliciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SignificantAccountingPoliciesLineItems" id="slxn_SignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SignificantAccountingPoliciesTable" id="slxn_SignificantAccountingPoliciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SilexionEquityFinancingMember" id="slxn_SilexionEquityFinancingMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SimpleAgreementForFutureEquityAbstract" id="slxn_SimpleAgreementForFutureEquityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SimpleAgreementforFutureEquityDetailsLineItems" id="slxn_SimpleAgreementforFutureEquityDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SimpleAgreementforFutureEquityDetailsTable" id="slxn_SimpleAgreementforFutureEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SimpleAgreementForFutureEquityTextBlock" id="slxn_SimpleAgreementForFutureEquityTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SixthPromissoryNoteMember" id="slxn_SixthPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SPACMember" id="slxn_SPACMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SpacWarrantsMember" id="slxn_SpacWarrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SponsorMember" id="slxn_SponsorMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SponsorPay" id="slxn_SponsorPay" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="SponsorPromissoryNoteMember" id="slxn_SponsorPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StatementOfFinancialPositionLocationAxis" id="slxn_StatementOfFinancialPositionLocationAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="StatementOfFinancialPositionLocationDomain" id="slxn_StatementOfFinancialPositionLocationDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StatementOfIncomeBalanceAxis" id="slxn_StatementOfIncomeBalanceAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="StatementOfIncomeBalanceDomain" id="slxn_StatementOfIncomeBalanceDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockConversionRatio" id="slxn_StockConversionRatio" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedAndOutstandingDuringPeriodSharesStockSplits" id="slxn_StockIssuedAndOutstandingDuringPeriodSharesStockSplits" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfConvertiblePreferredSharesNetExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodShareIssuanceOfConvertiblePreferredSharesNetExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAndWarrantsUponPublicOfferingNetOfIssuanceCostsAndExerciseOfPreFundedWarrantsToOrdinaryShares" id="slxn_StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAndWarrantsUponPublicOfferingNetOfIssuanceCostsAndExerciseOfPreFundedWarrantsToOrdinaryShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementNetOfIssuanceCosts" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAtMarketSalesAgreementNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesAtMarketSalesAgreementNetOfIssuanceCosts" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesForElocHolders" id="slxn_StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesForElocHolders" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesUponTransactions" id="slxn_StockIssuedDuringPeriodShareIssuanceOfOrdinarySharesUponTransactions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesConversionOfSponsorPromissoryNote" id="slxn_StockIssuedDuringPeriodSharesConversionOfSponsorPromissoryNote" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesConversionOfUnderwritersPromissoryNote" id="slxn_StockIssuedDuringPeriodSharesConversionOfUnderwritersPromissoryNote" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodSharesExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesOrdinarySharesAndWarrantsPublicOfferingsNetOfIssuanceCostsAndExerciseOfPrefundedWarrants" id="slxn_StockIssuedDuringPeriodSharesOrdinarySharesAndWarrantsPublicOfferingsNetOfIssuanceCostsAndExerciseOfPrefundedWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesOrdinarySharesAndWarrantsWarrantInducementTransactionsNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodSharesOrdinarySharesAndWarrantsWarrantInducementTransactionsNetOfIssuanceCosts" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodSharesStockOptionExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodSharesStockOptionExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="StockIssuedDuringPeriodValueConversionOfSponsorPromissoryNote" id="slxn_StockIssuedDuringPeriodValueConversionOfSponsorPromissoryNote" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueConversionOfUnderwritersPromissoryNote" id="slxn_StockIssuedDuringPeriodValueConversionOfUnderwritersPromissoryNote" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodValueExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfConvertiblePreferredSharesNetExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodValueIssuanceOfConvertiblePreferredSharesNetExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndWarrantsUponPublicOfferingNetOfIssuanceCostsAndExerciseOfPreFundedWarrantsToOrdinaryShares" id="slxn_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndWarrantsUponPublicOfferingNetOfIssuanceCostsAndExerciseOfPreFundedWarrantsToOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndWarrantsUponWarrantsInducementNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesForElocHolders" id="slxn_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesForElocHolders" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesMarketSalesAgreementNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesMarketSalesAgreementNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesUponTransactions" id="slxn_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesUponTransactions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockIssuedDuringPeriodValueOrdinarySharesAndWarrantsPublicOfferingsNetOfIssuanceCostsAndExerciseOfPrefundedWarrants" id="slxn_StockIssuedDuringPeriodValueOrdinarySharesAndWarrantsPublicOfferingsNetOfIssuanceCostsAndExerciseOfPrefundedWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="StockIssuedDuringPeriodValueOrdinarySharesAndWarrantsWarrantInducementTransactionsNetOfIssuanceCosts" id="slxn_StockIssuedDuringPeriodValueOrdinarySharesAndWarrantsWarrantInducementTransactionsNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="StockIssuedDuringPeriodValueStockExerciseOfWarrants" id="slxn_StockIssuedDuringPeriodValueStockExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchasedValue" id="slxn_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchasedValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="SubcontractorsAndConsultants" id="slxn_SubcontractorsAndConsultants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
  <element name="SubsequentEventsDetailsTable" id="slxn_SubsequentEventsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SubsequentEventsLineItems" id="slxn_SubsequentEventsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SubsequentEventsTable" id="slxn_SubsequentEventsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SubsidiaryOutsideOfIsraelMember" id="slxn_SubsidiaryOutsideOfIsraelMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SupplementaryFinancialStatementInformationAbstract" id="slxn_SupplementaryFinancialStatementInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SupplementaryFinancialStatementInformationDetailsScheduleofFinancialExpenseNetLineItems" id="slxn_SupplementaryFinancialStatementInformationDetailsScheduleofFinancialExpenseNetLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SupplementaryFinancialStatementInformationDetailsScheduleofFinancialExpenseNetTable" id="slxn_SupplementaryFinancialStatementInformationDetailsScheduleofFinancialExpenseNetTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SupplementaryFinancialStatementInformationDetailsScheduleofGeneralandAdministrativeExpensesLineItems" id="slxn_SupplementaryFinancialStatementInformationDetailsScheduleofGeneralandAdministrativeExpensesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SupplementaryFinancialStatementInformationDetailsScheduleofGeneralandAdministrativeExpensesTable" id="slxn_SupplementaryFinancialStatementInformationDetailsScheduleofGeneralandAdministrativeExpensesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="SupportGrantsMember" id="slxn_SupportGrantsMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="SupportGrantsTerms" id="slxn_SupportGrantsTerms" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TemporaryEquitySubjectToPossibleRedemption" id="slxn_TemporaryEquitySubjectToPossibleRedemption" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="TenthPromissoryNoteMember" id="slxn_TenthPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="ThirdAndFourthPromissoryNotesMember" id="slxn_ThirdAndFourthPromissoryNotesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TransactionsAndBalancesWithRelatedPartiesDetailsTable" id="slxn_TransactionsAndBalancesWithRelatedPartiesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="TransactionsAndBalancesWithRelatedPartiesLineItems" id="slxn_TransactionsAndBalancesWithRelatedPartiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TransactionsAndBalancesWithRelatedPartiesTable" id="slxn_TransactionsAndBalancesWithRelatedPartiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="TransactionsAndBalancesWithRelatedPartiesTablesLineItems" id="slxn_TransactionsAndBalancesWithRelatedPartiesTablesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TransactionsAndBalancesWithRelatedPartiesTablesTable" id="slxn_TransactionsAndBalancesWithRelatedPartiesTablesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="TwentyTwentyFourEquityIncentivePlanMember" id="slxn_TwentyTwentyFourEquityIncentivePlanMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TwentyTwentyThreeEquityIncentivePlanMember" id="slxn_TwentyTwentyThreeEquityIncentivePlanMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TwoZeroTwoFourEquityIncentivePlanMember" id="slxn_TwoZeroTwoFourEquityIncentivePlanMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TypeOfAgreementAxis" id="slxn_TypeOfAgreementAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" nillable="true"/>
  <element name="TypeOfAgreementDomain" id="slxn_TypeOfAgreementDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="TypeOfAgreementDomainDomain" id="slxn_TypeOfAgreementDomainDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnauditedCondensedFinancialStatementsPolicyTextBlock" id="slxn_UnauditedCondensedFinancialStatementsPolicyTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnderwritersPromissoryNote" id="slxn_UnderwritersPromissoryNote" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="UnderwritersPromissoryNoteIssued" id="slxn_UnderwritersPromissoryNoteIssued" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="UnderwritersPromissoryNoteMember" id="slxn_UnderwritersPromissoryNoteMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnderwritersPromissoryNotesCurrentLiabilities" id="slxn_UnderwritersPromissoryNotesCurrentLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="UnderwritersPromissoryNotesNonCurrentLiabilities" id="slxn_UnderwritersPromissoryNotesNonCurrentLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="UnderwritingCommissionPercentage" id="slxn_UnderwritingCommissionPercentage" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract" id="slxn_UnlabeledAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract0" id="slxn_UnlabeledAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract1" id="slxn_UnlabeledAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract10" id="slxn_UnlabeledAbstract10" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract11" id="slxn_UnlabeledAbstract11" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract12" id="slxn_UnlabeledAbstract12" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract13" id="slxn_UnlabeledAbstract13" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract14" id="slxn_UnlabeledAbstract14" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract15" id="slxn_UnlabeledAbstract15" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract16" id="slxn_UnlabeledAbstract16" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract17" id="slxn_UnlabeledAbstract17" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract18" id="slxn_UnlabeledAbstract18" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract19" id="slxn_UnlabeledAbstract19" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract2" id="slxn_UnlabeledAbstract2" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract20" id="slxn_UnlabeledAbstract20" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract21" id="slxn_UnlabeledAbstract21" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract22" id="slxn_UnlabeledAbstract22" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract23" id="slxn_UnlabeledAbstract23" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract24" id="slxn_UnlabeledAbstract24" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract25" id="slxn_UnlabeledAbstract25" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract26" id="slxn_UnlabeledAbstract26" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract27" id="slxn_UnlabeledAbstract27" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract28" id="slxn_UnlabeledAbstract28" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract29" id="slxn_UnlabeledAbstract29" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract3" id="slxn_UnlabeledAbstract3" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract30" id="slxn_UnlabeledAbstract30" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract31" id="slxn_UnlabeledAbstract31" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract32" id="slxn_UnlabeledAbstract32" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract33" id="slxn_UnlabeledAbstract33" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract34" id="slxn_UnlabeledAbstract34" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract35" id="slxn_UnlabeledAbstract35" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract36" id="slxn_UnlabeledAbstract36" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract37" id="slxn_UnlabeledAbstract37" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract38" id="slxn_UnlabeledAbstract38" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract39" id="slxn_UnlabeledAbstract39" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract4" id="slxn_UnlabeledAbstract4" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract40" id="slxn_UnlabeledAbstract40" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract41" id="slxn_UnlabeledAbstract41" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract42" id="slxn_UnlabeledAbstract42" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract43" id="slxn_UnlabeledAbstract43" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract44" id="slxn_UnlabeledAbstract44" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract45" id="slxn_UnlabeledAbstract45" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract46" id="slxn_UnlabeledAbstract46" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract47" id="slxn_UnlabeledAbstract47" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract48" id="slxn_UnlabeledAbstract48" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract49" id="slxn_UnlabeledAbstract49" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract5" id="slxn_UnlabeledAbstract5" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract50" id="slxn_UnlabeledAbstract50" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract51" id="slxn_UnlabeledAbstract51" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract52" id="slxn_UnlabeledAbstract52" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract53" id="slxn_UnlabeledAbstract53" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract54" id="slxn_UnlabeledAbstract54" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract55" id="slxn_UnlabeledAbstract55" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract56" id="slxn_UnlabeledAbstract56" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract57" id="slxn_UnlabeledAbstract57" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract58" id="slxn_UnlabeledAbstract58" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract59" id="slxn_UnlabeledAbstract59" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract6" id="slxn_UnlabeledAbstract6" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract60" id="slxn_UnlabeledAbstract60" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract61" id="slxn_UnlabeledAbstract61" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract62" id="slxn_UnlabeledAbstract62" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract63" id="slxn_UnlabeledAbstract63" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract64" id="slxn_UnlabeledAbstract64" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract7" id="slxn_UnlabeledAbstract7" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract8" id="slxn_UnlabeledAbstract8" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnlabeledAbstract9" id="slxn_UnlabeledAbstract9" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="UnpaidInterestRatePrincipalAmount" id="slxn_UnpaidInterestRatePrincipalAmount" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="USDollarsAbstract" id="slxn_USDollarsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="USDollarsAbstract0" id="slxn_USDollarsAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="USDollarsAbstract1" id="slxn_USDollarsAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="USDollarsExceptShareDataAbstract" id="slxn_USDollarsExceptShareDataAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantExercisableDescpription" id="slxn_WarrantExercisableDescpription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantExercisableRedemptionDescpription" id="slxn_WarrantExercisableRedemptionDescpription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantPricePerSharesExceeds" id="slxn_WarrantPricePerSharesExceeds" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantsExercisableForOrdinarySharesMember" id="slxn_WarrantsExercisableForOrdinarySharesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantsIssued" id="slxn_WarrantsIssued" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantsToOrdinarySharesAssumed" id="slxn_WarrantsToOrdinarySharesAssumed" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit"/>
  <element name="WarrantsToPurchaseOrdinarySharesTextBlock" id="slxn_WarrantsToPurchaseOrdinarySharesTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantsToPurchasePreferredSharesAbstract" id="slxn_WarrantsToPurchasePreferredSharesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantstoPurchasePreferredSharesDetailsLineItems" id="slxn_WarrantstoPurchasePreferredSharesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantstoPurchasePreferredSharesDetailsTable" id="slxn_WarrantstoPurchasePreferredSharesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" nillable="true"/>
  <element name="WarrantsToPurchasePreferredSharesLineItems" id="slxn_WarrantsToPurchasePreferredSharesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeEightMember" id="slxn_WarrantTypeEightMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeElevenMember" id="slxn_WarrantTypeElevenMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeFiveMember" id="slxn_WarrantTypeFiveMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeFourMember" id="slxn_WarrantTypeFourMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeNineMember" id="slxn_WarrantTypeNineMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeOneMember" id="slxn_WarrantTypeOneMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeSevenMember" id="slxn_WarrantTypeSevenMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeSixMember" id="slxn_WarrantTypeSixMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeTenMember" id="slxn_WarrantTypeTenMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeThreeMember" id="slxn_WarrantTypeThreeMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeTwelveMember" id="slxn_WarrantTypeTwelveMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WarrantTypeTwoMember" id="slxn_WarrantTypeTwoMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WeightedAveragePriceOfOrdinaryShares" id="slxn_WeightedAveragePriceOfOrdinaryShares" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WhiteLionCapitalLlcMember" id="slxn_WhiteLionCapitalLlcMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true"/>
  <element name="WithdrawnAmount" id="slxn_WithdrawnAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit"/>
</schema>
