<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.6a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: 96Mps7xRiXgen8uDanwsWa6OKbP9z5Z8eekhvWB0bfn63y8ojRi0PCvuTlZ2wboB -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:us-types="http://fasb.org/us-types/2026" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:ecd="http://xbrl.sec.gov/ecd/2026" xmlns:country="http://xbrl.sec.gov/country/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:cyd="http://xbrl.sec.gov/cyd/2026" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:BCTX="http://briacell.com/20260731" elementFormDefault="qualified" targetNamespace="http://briacell.com/20260731">
    <annotation>
      <appinfo>
        <link:roleType roleURI="http://briacell.com/role/Cover" id="Cover">
          <link:definition>00000001 - Document - Cover</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/BalanceSheets" id="BalanceSheets">
          <link:definition>00000002 - Statement - Consolidated Balance Sheets</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/BalanceSheetsParenthetical" id="BalanceSheetsParenthetical">
          <link:definition>00000003 - Statement - Consolidated Balance Sheets (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/StatementsOfOperationsAndComprehensiveLoss" id="StatementsOfOperationsAndComprehensiveLoss">
          <link:definition>00000004 - Statement - Consolidated Statements of Operations and Comprehensive Loss</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/StatementsOfChangesInShareholdersEquityDeficit" id="StatementsOfChangesInShareholdersEquityDeficit">
          <link:definition>00000005 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Deficit)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/StatementsOfChangesInShareholdersEquityDeficitParenthetical" id="StatementsOfChangesInShareholdersEquityDeficitParenthetical">
          <link:definition>00000006 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Deficit) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/StatementsOfCashFlows" id="StatementsOfCashFlows">
          <link:definition>00000007 - Statement - Consolidated Statements of Cash Flows</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/StatementsOfCashFlowsParenthetical" id="StatementsOfCashFlowsParenthetical">
          <link:definition>00000008 - Statement - Consolidated Statements of Cash Flows (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/GeneralAndGoingConcern" id="GeneralAndGoingConcern">
          <link:definition>999016 - Disclosure - GENERAL AND GOING CONCERN</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SignificantAccountingPolicies" id="SignificantAccountingPolicies">
          <link:definition>999017 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/AmountsReceivableAndPrepaidExpenses" id="AmountsReceivableAndPrepaidExpenses">
          <link:definition>999018 - Disclosure - AMOUNTS RECEIVABLE AND PREPAID EXPENSES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/InvestmentInBcTherapeuticsInc" id="InvestmentInBcTherapeuticsInc">
          <link:definition>999019 - Disclosure - INVESTMENT IN BC THERAPEUTICS INC</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/IntangibleAssetsNet" id="IntangibleAssetsNet">
          <link:definition>999020 - Disclosure - INTANGIBLE ASSETS, NET</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/PropertyAndEquipmentNet" id="PropertyAndEquipmentNet">
          <link:definition>999021 - Disclosure - PROPERTY AND EQUIPMENT, NET</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ContingentLiabilitiesAndCommitments" id="ContingentLiabilitiesAndCommitments">
          <link:definition>999022 - Disclosure - CONTINGENT LIABILITIES AND COMMITMENTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Short-termInvestmentsAndFairValueMeasurements" id="Short-termInvestmentsAndFairValueMeasurements">
          <link:definition>999023 - Disclosure - SHORT-TERM INVESTMENTS AND FAIR VALUE MEASUREMENTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ShareholdersEquity" id="ShareholdersEquity">
          <link:definition>999024 - Disclosure - SHAREHOLDERS&#8217; EQUITY</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Share-basedCompensation" id="Share-basedCompensation">
          <link:definition>999025 - Disclosure - SHARE-BASED COMPENSATION</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/TaxesOnIncome" id="TaxesOnIncome">
          <link:definition>999026 - Disclosure - TAXES ON INCOME</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/RelatedPartyTransactionsAndBalances" id="RelatedPartyTransactionsAndBalances">
          <link:definition>999027 - Disclosure - RELATED PARTY TRANSACTIONS AND BALANCES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/FinancialIncomeNet" id="FinancialIncomeNet">
          <link:definition>999028 - Disclosure - FINANCIAL INCOME, NET</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ResearchDevelopmentAndClinicalTrialExpensesNet" id="ResearchDevelopmentAndClinicalTrialExpensesNet">
          <link:definition>999029 - Disclosure - RESEARCH, DEVELOPMENT, AND CLINICAL TRIAL EXPENSES, NET</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/GeneralAndAdministrativeExpenses" id="GeneralAndAdministrativeExpenses">
          <link:definition>999030 - Disclosure - GENERAL AND ADMINISTRATIVE EXPENSES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/BasicAndDilutedNetLossPerShare" id="BasicAndDilutedNetLossPerShare">
          <link:definition>999031 - Disclosure - BASIC AND DILUTED NET LOSS PER SHARE</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SubsequentEvents" id="SubsequentEvents">
          <link:definition>999032 - Disclosure - SUBSEQUENT EVENTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SignificantAccountingPoliciesPolicies" id="SignificantAccountingPoliciesPolicies">
          <link:definition>999033 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SignificantAccountingPoliciesTables" id="SignificantAccountingPoliciesTables">
          <link:definition>999034 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/AmountsReceivableAndPrepaidExpensesTables" id="AmountsReceivableAndPrepaidExpensesTables">
          <link:definition>999035 - Disclosure - AMOUNTS RECEIVABLE AND PREPAID EXPENSES (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/InvestmentInBcTherapeuticsIncTables" id="InvestmentInBcTherapeuticsIncTables">
          <link:definition>999036 - Disclosure - INVESTMENT IN BC THERAPEUTICS INC (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/IntangibleAssetsNetTables" id="IntangibleAssetsNetTables">
          <link:definition>999037 - Disclosure - INTANGIBLE ASSETS, NET (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/PropertyAndEquipmentNetTables" id="PropertyAndEquipmentNetTables">
          <link:definition>999038 - Disclosure - PROPERTY AND EQUIPMENT, NET (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Short-termInvestmentsAndFairValueMeasurementsTables" id="Short-termInvestmentsAndFairValueMeasurementsTables">
          <link:definition>999039 - Disclosure - SHORT-TERM INVESTMENTS AND FAIR VALUE MEASUREMENTS (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ShareholdersEquityTables" id="ShareholdersEquityTables">
          <link:definition>999040 - Disclosure - SHAREHOLDERS&#8217; EQUITY (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Share-basedCompensationTables" id="Share-basedCompensationTables">
          <link:definition>999041 - Disclosure - SHARE-BASED COMPENSATION (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/TaxesOnIncomeTables" id="TaxesOnIncomeTables">
          <link:definition>999042 - Disclosure - TAXES ON INCOME (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/RelatedPartyTransactionsAndBalancesTables" id="RelatedPartyTransactionsAndBalancesTables">
          <link:definition>999043 - Disclosure - RELATED PARTY TRANSACTIONS AND BALANCES (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/FinancialIncomeNetTables" id="FinancialIncomeNetTables">
          <link:definition>999044 - Disclosure - FINANCIAL INCOME, NET (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/GeneralAndAdministrativeExpensesTables" id="GeneralAndAdministrativeExpensesTables">
          <link:definition>999045 - Disclosure - GENERAL AND ADMINISTRATIVE EXPENSES (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/BasicAndDilutedNetLossPerShareTables" id="BasicAndDilutedNetLossPerShareTables">
          <link:definition>999046 - Disclosure - BASIC AND DILUTED NET LOSS PER SHARE (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/GeneralAndGoingConcernDetailsNarrative" id="GeneralAndGoingConcernDetailsNarrative">
          <link:definition>999047 - Disclosure - GENERAL AND GOING CONCERN (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SignificantAccountingPoliciesDetailsNarrative" id="SignificantAccountingPoliciesDetailsNarrative">
          <link:definition>999048 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfEstimatedUsefulLivesOfAssetsDetails" id="ScheduleOfEstimatedUsefulLivesOfAssetsDetails">
          <link:definition>999049 - Disclosure - SCHEDULE OF ESTIMATED USEFUL LIVES OF ASSETS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfUsefulLivesOfIntangibleAssetsDetails" id="ScheduleOfUsefulLivesOfIntangibleAssetsDetails">
          <link:definition>999050 - Disclosure - SCHEDULE OF USEFUL LIVES OF INTANGIBLE ASSETS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfAmountsReceivableAndPrepaidExpensesDetails" id="ScheduleOfAmountsReceivableAndPrepaidExpensesDetails">
          <link:definition>999051 - Disclosure - SCHEDULE OF AMOUNTS RECEIVABLE AND PREPAID EXPENSES (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfAmountsReceivableAndPrepaidExpensesDetailsParenthetical" id="ScheduleOfAmountsReceivableAndPrepaidExpensesDetailsParenthetical">
          <link:definition>999052 - Disclosure - SCHEDULE OF AMOUNTS RECEIVABLE AND PREPAID EXPENSES (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/InvestmentInBcTherapeuticsIncDetailsNarrative" id="InvestmentInBcTherapeuticsIncDetailsNarrative">
          <link:definition>999053 - Disclosure - INVESTMENT IN BC THERAPEUTICS INC (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfChangesInInvestmentDetails" id="ScheduleOfChangesInInvestmentDetails">
          <link:definition>999054 - Disclosure - SCHEDULE OF CHANGES IN INVESTMENT (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfShareOfAssetsDetailsParenthetical" id="ScheduleOfShareOfAssetsDetailsParenthetical">
          <link:definition>999055 - Disclosure - SCHEDULE OF SHARE OF ASSETS (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfShareOfAssetsDetails" id="ScheduleOfShareOfAssetsDetails">
          <link:definition>999056 - Disclosure - SCHEDULE OF SHARE OF ASSETS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfIntangibleAssetsDetails" id="ScheduleOfIntangibleAssetsDetails">
          <link:definition>999057 - Disclosure - SCHEDULE OF INTANGIBLE ASSETS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfEstimatedFutureAmortizationExpensesOfIntangibleAssetsDetails" id="ScheduleOfEstimatedFutureAmortizationExpensesOfIntangibleAssetsDetails">
          <link:definition>999058 - Disclosure - SCHEDULE OF ESTIMATED FUTURE AMORTIZATION EXPENSES OF INTANGIBLE ASSETS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/IntangibleAssetsNetDetailsNarrative" id="IntangibleAssetsNetDetailsNarrative">
          <link:definition>999059 - Disclosure - INTANGIBLE ASSETS, NET (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfPropertyAndEquipmentNetDetails" id="ScheduleOfPropertyAndEquipmentNetDetails">
          <link:definition>999060 - Disclosure - SCHEDULE OF PROPERTY AND EQUIPMENT NET (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/PropertyAndEquipmentNetDetailsNarrative" id="PropertyAndEquipmentNetDetailsNarrative">
          <link:definition>999061 - Disclosure - PROPERTY AND EQUIPMENT, NET (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ContingentLiabilitiesAndCommitmentsDetailsNarrative" id="ContingentLiabilitiesAndCommitmentsDetailsNarrative">
          <link:definition>999062 - Disclosure - CONTINGENT LIABILITIES AND COMMITMENTS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfShortTermInvestmentActivityDetails" id="ScheduleOfShortTermInvestmentActivityDetails">
          <link:definition>999063 - Disclosure - SCHEDULE OF SHORT TERM INVESTMENT ACTIVITY (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" id="ScheduleOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails">
          <link:definition>999064 - Disclosure - SCHEDULE OF FINANCIAL INSTRUMENTS MEASURED AT FAIR VALUE ON A RECURRING BASIS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Short-termInvestmentsAndFairValueMeasurementsDetailsNarrative" id="Short-termInvestmentsAndFairValueMeasurementsDetailsNarrative">
          <link:definition>999065 - Disclosure - SHORT-TERM INVESTMENTS AND FAIR VALUE MEASUREMENTS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SummaryOfChangesInWarrantsDetails" id="SummaryOfChangesInWarrantsDetails">
          <link:definition>999066 - Disclosure - SUMMARY OF CHANGES IN WARRANTS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfWarrantsOutstandingDetails" id="ScheduleOfWarrantsOutstandingDetails">
          <link:definition>999067 - Disclosure - SCHEDULE OF WARRANTS OUTSTANDING (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfChangeInFairValueOfWarrantsDetails" id="ScheduleOfChangeInFairValueOfWarrantsDetails">
          <link:definition>999068 - Disclosure - SCHEDULE OF CHANGE IN FAIR VALUE OF WARRANTS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfChangeInFairValueOfWarrantsDetailsParenthetical" id="ScheduleOfChangeInFairValueOfWarrantsDetailsParenthetical">
          <link:definition>999069 - Disclosure - SCHEDULE OF CHANGE IN FAIR VALUE OF WARRANTS (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfValuationOfNonPublicOfferingBrokerWarrantsDetails" id="ScheduleOfValuationOfNonPublicOfferingBrokerWarrantsDetails">
          <link:definition>999070 - Disclosure - SCHEDULE OF VALUATION OF NON PUBLIC OFFERING BROKER WARRANTS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfValuationOfWarrantsDetails" id="ScheduleOfValuationOfWarrantsDetails">
          <link:definition>999071 - Disclosure - SCHEDULE OF VALUATION OF WARRANTS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ShareholdersEquityDetailsNarrative" id="ShareholdersEquityDetailsNarrative">
          <link:definition>999072 - Disclosure - SHAREHOLDERS&#8217; EQUITY (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfNumberOfOptionsGrantedDetails" id="ScheduleOfNumberOfOptionsGrantedDetails">
          <link:definition>999073 - Disclosure - SCHEDULE OF NUMBER OF OPTIONS GRANTED (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfNumberOfOptionsGrantedDetailsParenthetical" id="ScheduleOfNumberOfOptionsGrantedDetailsParenthetical">
          <link:definition>999074 - Disclosure - SCHEDULE OF NUMBER OF OPTIONS GRANTED (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfFairValueMeasurementOfEquity-SettledShareOptionsDetails" id="ScheduleOfFairValueMeasurementOfEquity-SettledShareOptionsDetails">
          <link:definition>999075 - Disclosure - SCHEDULE OF FAIR VALUE MEASUREMENT OF EQUITY - SETTLED SHARE OPTIONS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfOutstandingAndExercisableOptionsDetails" id="ScheduleOfOutstandingAndExercisableOptionsDetails">
          <link:definition>999076 - Disclosure - SCHEDULE OF OUTSTANDING AND EXERCISABLE OPTIONS (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfRestrictedStockUnitsGrantedDetails" id="ScheduleOfRestrictedStockUnitsGrantedDetails">
          <link:definition>999077 - Disclosure - SCHEDULE OF RESTRICTED STOCK UNITS GRANTED (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfRestrictedStockUnitsGrantedDetailsParenthetical" id="ScheduleOfRestrictedStockUnitsGrantedDetailsParenthetical">
          <link:definition>999078 - Disclosure - SCHEDULE OF RESTRICTED STOCK UNITS GRANTED (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfBriaproRestrictedStockUnitsGrantedDetails" id="ScheduleOfBriaproRestrictedStockUnitsGrantedDetails">
          <link:definition>999079 - Disclosure - SCHEDULE OF BRIAPRO RESTRICTED STOCK UNITS GRANTED (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfBriaproRestrictedStockUnitsGrantedDetailsParenthetical" id="ScheduleOfBriaproRestrictedStockUnitsGrantedDetailsParenthetical">
          <link:definition>999080 - Disclosure - SCHEDULE OF BRIAPRO RESTRICTED STOCK UNITS GRANTED (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfPerformanceShareUnitsGrantedDetails" id="ScheduleOfPerformanceShareUnitsGrantedDetails">
          <link:definition>999081 - Disclosure - SCHEDULE OF PERFORMANCE SHARE UNITS GRANTED (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfPerformanceShareUnitsGrantedDetailsParenthetical" id="ScheduleOfPerformanceShareUnitsGrantedDetailsParenthetical">
          <link:definition>999082 - Disclosure - SCHEDULE OF PERFORMANCE SHARE UNITS GRANTED (Details) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfShare-basedCompensationExpensesDetails" id="ScheduleOfShare-basedCompensationExpensesDetails">
          <link:definition>999083 - Disclosure - SCHEDULE OF SHARE-BASED COMPENSATION EXPENSES (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/Share-basedCompensationDetailsNarrative" id="Share-basedCompensationDetailsNarrative">
          <link:definition>999084 - Disclosure - SHARE-BASED COMPENSATION (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfLossBeforeTaxesOnIncomeDetails" id="ScheduleOfLossBeforeTaxesOnIncomeDetails">
          <link:definition>999085 - Disclosure - SCHEDULE OF LOSS BEFORE TAXES ON INCOME (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfEffectiveIncomeTaxDetails" id="ScheduleOfEffectiveIncomeTaxDetails">
          <link:definition>999086 - Disclosure - SCHEDULE OF EFFECTIVE INCOME TAX (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfStatutoryFederalIncomeTaxRateAndEffectiveIncomeTaxRateDetails" id="ScheduleOfStatutoryFederalIncomeTaxRateAndEffectiveIncomeTaxRateDetails">
          <link:definition>999087 - Disclosure - SCHEDULE OF STATUTORY FEDERAL INCOME TAX RATE AND THE EFFECTIVE INCOME TAX RATE (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfDeferredTaxAssetsNetDetails" id="ScheduleOfDeferredTaxAssetsNetDetails">
          <link:definition>999088 - Disclosure - SCHEDULE OF DEFERRED TAX ASSETS NET (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/TaxesOnIncomeDetailsNarrative" id="TaxesOnIncomeDetailsNarrative">
          <link:definition>999089 - Disclosure - TAXES ON INCOME (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfRelatedPartyBalancesDetails" id="ScheduleOfRelatedPartyBalancesDetails">
          <link:definition>999090 - Disclosure - SCHEDULE OF RELATED PARTY BALANCES (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfFinancialIncomeExpensesNetDetails" id="ScheduleOfFinancialIncomeExpensesNetDetails">
          <link:definition>999091 - Disclosure - SCHEDULE OF FINANCIAL INCOME (EXPENSES), NET (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ResearchDevelopmentAndClinicalTrialExpensesNetDetailsNarrative" id="ResearchDevelopmentAndClinicalTrialExpensesNetDetailsNarrative">
          <link:definition>999092 - Disclosure - RESEARCH, DEVELOPMENT, AND CLINICAL TRIAL EXPENSES, NET (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfGeneralAndAdministrativeExpensesDetails" id="ScheduleOfGeneralAndAdministrativeExpensesDetails">
          <link:definition>999093 - Disclosure - SCHEDULE OF GENERAL AND ADMINISTRATIVE EXPENSES (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/ScheduleOfBasicAndDilutedNetLossPerShareDetails" id="ScheduleOfBasicAndDilutedNetLossPerShareDetails">
          <link:definition>999094 - Disclosure - SCHEDULE OF BASIC AND DILUTED NET LOSS PER SHARE (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://briacell.com/role/SubsequentEventsDetailsNarrative" id="SubsequentEventsDetailsNarrative">
          <link:definition>999095 - Disclosure - SUBSEQUENT EVENTS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:linkbaseRef xlink:type="simple" xlink:href="bctx-20260731_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bctx-20260731_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bctx-20260731_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bctx-20260731_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links" />
      </appinfo>
    </annotation>
    <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.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-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://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd" />
    <import namespace="http://xbrl.sec.gov/ecd/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd" />
    <import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd" />
    <import namespace="http://xbrl.sec.gov/cyd/2026" schemaLocation="https://xbrl.sec.gov/cyd/2026/cyd-2026.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
    <element id="BCTX_CommonSharesNoParValueMember" name="CommonSharesNoParValueMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantsToPurchaseCommonSharesNoParValueMember" name="WarrantsToPurchaseCommonSharesNoParValueMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantsToPurchaseCommonSharesNoParValueOneMember" name="WarrantsToPurchaseCommonSharesNoParValueOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriaProTherapeuticsCorpMember" name="BriaProTherapeuticsCorpMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriacellTherapeuticsMember" name="BriacellTherapeuticsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BCTherapeuticsIncMember" name="BCTherapeuticsIncMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_LaboratoryEquipmentMember" name="LaboratoryEquipmentMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharePurchaseAgreementMember" name="SharePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BCTherapeuticsMember" name="BCTherapeuticsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_TwoOptionsMember" name="TwoOptionsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FirstOptionMember" name="FirstOptionMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SecondOptionMember" name="SecondOptionMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ThirdOptionMember" name="ThirdOptionMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriacellLegacyWarrantsMember" name="BriacellLegacyWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriacellSharesMember" name="BriacellSharesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriaProSharesMember" name="BriaProSharesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OfficeAndLabSpaceMember" name="OfficeAndLabSpaceMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantsLiabilityMember" name="WarrantsLiabilityMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SeptemberTwoThousandAndTwentyFourOfferingMember" name="SeptemberTwoThousandAndTwentyFourOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_PlacementAgentWarrantsMember" name="PlacementAgentWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BrokerWarrantsMember" name="BrokerWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_MeasurementInputNonMarketabilityDiscountMember" name="MeasurementInputNonMarketabilityDiscountMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OctoberTwoThousandAndTwentyFourOfferingMember" name="OctoberTwoThousandAndTwentyFourOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OctoberTwoThousandAndTwentyFourWarrantsMember" name="OctoberTwoThousandAndTwentyFourWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OctoberTwoThousandAndTwentyFourWarrantMember" name="OctoberTwoThousandAndTwentyFourWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DecemberTwoThousandAndTwentyFourOfferingMember" name="DecemberTwoThousandAndTwentyFourOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DecemberTwoThousandAndTwentyFourWarrantsMember" name="DecemberTwoThousandAndTwentyFourWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AgentWarrantsMember" name="AgentWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DecemberTwoThousandAndTwentyFourWarrantMember" name="DecemberTwoThousandAndTwentyFourWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FebruaryTwoThousandAndTwentyFourOfferingMember" name="FebruaryTwoThousandAndTwentyFourOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AprilTwoThousandAndTwentyFiveOfferingMember" name="AprilTwoThousandAndTwentyFiveOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_RegularWarrantsMember" name="RegularWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AprilThousandAndTwentyFiveOfferingMember" name="AprilThousandAndTwentyFiveOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_PreFundedWarrantMember" name="PreFundedWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AprilTwoThousandAndTwentyFiveWarrantsMember" name="AprilTwoThousandAndTwentyFiveWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_RepresentativeWarrantsMember" name="RepresentativeWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_JulyTwoThousandAndTwentyFiveOfferingMember" name="JulyTwoThousandAndTwentyFiveOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_PrefundedWarrantsMember" name="PrefundedWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_JulyTwoThousandAndTwentyFiveWarrantsMember" name="JulyTwoThousandAndTwentyFiveWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OctoberTwoThousandTwentyFourWarrantsMember" name="OctoberTwoThousandTwentyFourWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_JanuaryTwoThousandTwentySixOfferingMember" name="JanuaryTwoThousandTwentySixOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_MeasurementInputAnnualizedVolatilityMember" name="MeasurementInputAnnualizedVolatilityMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_JuneTwoThousandTwentySixOfferingMember" name="JuneTwoThousandTwentySixOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharePurchaseWarrantsMember" name="SharePurchaseWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationWarrantsMember" name="CompensationWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharePurchaseWarrantsOneMember" name="SharePurchaseWarrantsOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharePurchaseWarrantsTwoMember" name="SharePurchaseWarrantsTwoMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharePurchaseWarrantsThreeMember" name="SharePurchaseWarrantsThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationWarrantsOneMember" name="CompensationWarrantsOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationWarrantsTwoMember" name="CompensationWarrantsTwoMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationWarrantsThreeMember" name="CompensationWarrantsThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationWarrantsFourMember" name="CompensationWarrantsFourMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantOneMember" name="WarrantOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantTwoMember" name="WarrantTwoMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantThreeMember" name="WarrantThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantFourMember" name="WarrantFourMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantFiveMember" name="WarrantFiveMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantSixMember" name="WarrantSixMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantSevenMember" name="WarrantSevenMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantEightMember" name="WarrantEightMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriaCellWarrantMember" name="BriaCellWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriaProWarrantMember" name="BriaProWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockOptionPlanMember" name="StockOptionPlanMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_BriaProOptionsMember" name="BriaProOptionsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceFivePointFiveNineMember" name="ExercisePriceFivePointFiveNineMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceTwelvePointFiveZeroMember" name="ExercisePriceTwelvePointFiveZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceSixZeroPointZeroZeroMember" name="ExercisePriceSixZeroPointZeroZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceNineZeroFourPointFiveZeroMember" name="ExercisePriceNineZeroFourPointFiveZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceOneZeroSevenFourPointZeroZeroMember" name="ExercisePriceOneZeroSevenFourPointZeroZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceEightNineSixPointZeroZeroMember" name="ExercisePriceEightNineSixPointZeroZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceSevenZeroSixPointFiveZeroMember" name="ExercisePriceSevenZeroSixPointFiveZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceOneOneTwoSixPointFiveZeroMember" name="ExercisePriceOneOneTwoSixPointFiveZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceOneTwoSevenZeroPointFiveZeroMember" name="ExercisePriceOneTwoSevenZeroPointFiveZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceOneZeroSixZeroPointSixSixMember" name="ExercisePriceOneZeroSixZeroPointSixSixMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointZeroNineThreeThreeMember" name="ExercisePriceZeroPointZeroNineThreeThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointOneOneZeroEightMember" name="ExercisePriceZeroPointOneOneZeroEightMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointZeroNineEightFourMember" name="ExercisePriceZeroPointZeroNineEightFourMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointZeroSevenTwoNineMember" name="ExercisePriceZeroPointZeroSevenTwoNineMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointOneOneSixTwoMember" name="ExercisePriceZeroPointOneOneSixTwoMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointOneThreeOneZeroMember" name="ExercisePriceZeroPointOneThreeOneZeroMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ExercisePriceZeroPointOneOneSixFiveMember" name="ExercisePriceZeroPointOneOneSixFiveMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ChiefMedicalOfficerMember" name="ChiefMedicalOfficerMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ChiefScientificOfficerMember" name="ChiefScientificOfficerMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ResearchAndDevelopmentExpensesMember" name="ResearchAndDevelopmentExpensesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_GeneralAndAdministrativeExpensesMember" name="GeneralAndAdministrativeExpensesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AllocatedShareBasedCompensationExpensesMember" name="AllocatedShareBasedCompensationExpensesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_NationalCancerInstituteMember" name="NationalCancerInstituteMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_LicenseAgreementMember" name="LicenseAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_MemorialSloanKetteringCancerCenterMember" name="MemorialSloanKetteringCancerCenterMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AccountsReceivableAndPrepaidExpensesCurrent" name="AccountsReceivableAndPrepaidExpensesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharebasedPaymentReserve" name="SharebasedPaymentReserve" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_WarrantReserve" name="WarrantReserve" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_UnrealizedGainOnInvestment" name="UnrealizedGainOnInvestment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodValueExerciseOfPrefundedWarrants" name="StockIssuedDuringPeriodValueExerciseOfPrefundedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodSharesExerciseOfPrefundedWarrants" name="StockIssuedDuringPeriodSharesExerciseOfPrefundedWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodValueExerciseOfWarrants" name="StockIssuedDuringPeriodValueExerciseOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodSharesExerciseOfWarrants" name="StockIssuedDuringPeriodSharesExerciseOfWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodValueRestrictedStockUnitsExercised" name="StockIssuedDuringPeriodValueRestrictedStockUnitsExercised" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodSharesRestrictedStockUnitsExercised" name="StockIssuedDuringPeriodSharesRestrictedStockUnitsExercised" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodValueIssuanceOfSharesOnSettlementOfPSU" name="StockIssuedDuringPeriodValueIssuanceOfSharesOnSettlementOfPSU" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodSharesIssuanceOfSharesOnSettlementOfPSU" name="StockIssuedDuringPeriodSharesIssuanceOfSharesOnSettlementOfPSU" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharesIssuanceExpenses" name="SharesIssuanceExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FinancialIncomeNet" name="FinancialIncomeNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FairValueAdjustmentOfWarrant" name="FairValueAdjustmentOfWarrant" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DisclosureShorttermInvestmentsAndFairValueMeasurementsAbstract" name="DisclosureShorttermInvestmentsAndFairValueMeasurementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShortTermInvestmentAndFairValueMeasurementsDisclosureTextBlock" name="ShortTermInvestmentAndFairValueMeasurementsDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DisclosureFinancialIncomeNetAbstract" name="DisclosureFinancialIncomeNetAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FinancialIncomeExpensesDisclosureTextBlock" name="FinancialIncomeExpensesDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DisclosureGeneralAndAdministrativeExpensesAbstract" name="DisclosureGeneralAndAdministrativeExpensesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_GeneralAndAdministrativeExpensesTextBlock" name="GeneralAndAdministrativeExpensesTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CurrencyPolicyTextBlock" name="CurrencyPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfEstimatedUsefulLifeOfAssetTableTextBlock" name="ScheduleOfEstimatedUsefulLifeOfAssetTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock" name="ScheduleOfFiniteLivedIntangibleAssetsUsefulLifeTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfAccountsReceivableAndPrepaidExpensesTableTextBlock" name="ScheduleOfAccountsReceivableAndPrepaidExpensesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfChangesInFairValueOfWarrantsTableTextBlock" name="ScheduleOfChangesInFairValueOfWarrantsTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfNonPublicWarrantTableTextBlock" name="ScheduleOfNonPublicWarrantTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfWarrantValuationInputTableTextBlock" name="ScheduleOfWarrantValuationInputTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfShareBasedCompensationExpensesTableTextBlock" name="ScheduleOfShareBasedCompensationExpensesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfEffectiveStatutoryIncomeTaxRateReconciliationTableTextBlock" name="ScheduleOfEffectiveStatutoryIncomeTaxRateReconciliationTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfFinancialIncomeTableTextBlock" name="ScheduleOfFinancialIncomeTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ScheduleOfGeneralAndAdministrativeExpensesTableTextBlock" name="ScheduleOfGeneralAndAdministrativeExpensesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_GeneralAndGoingConcernAbstract" name="GeneralAndGoingConcernAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_GeneralAndGoingConcernTable" name="GeneralAndGoingConcernTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="BCTX_AccountingPoliciesTable" name="AccountingPoliciesTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="BCTX_CashAndCashEquivalentsHeldWithNonBankingFinancialInstitution" name="CashAndCashEquivalentsHeldWithNonBankingFinancialInstitution" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FiniteLivedIntangibleAssetsInhouseDevelopmentOrPurchase" name="FiniteLivedIntangibleAssetsInhouseDevelopmentOrPurchase" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DirectorsAndOfficersInsurance" name="DirectorsAndOfficersInsurance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OtherPrepaidsAndAccountReceivableCurrent" name="OtherPrepaidsAndAccountReceivableCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_InvestmentsAllOtherInvestmentsTable" name="InvestmentsAllOtherInvestmentsTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="BCTX_GainLossOnDerivativeInstrumentsNotDesignatedAsHedgingInstruments" name="GainLossOnDerivativeInstrumentsNotDesignatedAsHedgingInstruments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" name="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_InterestRateOnInvestmentPercentage" name="InterestRateOnInvestmentPercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceExercised" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceExercised" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceGranted" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceGranted" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceExpired" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePriceExpired" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DescriptionOnWarrantsTraded" name="DescriptionOnWarrantsTraded" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_NominalExercisePricePerShare" name="NominalExercisePricePerShare" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OtherThanNominalExercisePricePerShare" name="OtherThanNominalExercisePricePerShare" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualGranted" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualGranted" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantedIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantedIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstandingGranted" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstandingGranted" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_StockIssuedDuringPeriodValuePerformanceSharesAwardGross" name="StockIssuedDuringPeriodValuePerformanceSharesAwardGross" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSettledInPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSettledInPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationRelatedCostsSharebasedPaymentsAbstract" name="CompensationRelatedCostsSharebasedPaymentsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_CompensationRelatedCostsSharebasedPaymentsTable" name="CompensationRelatedCostsSharebasedPaymentsTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="BCTX_StatementOfIncomeLocationAxis" name="StatementOfIncomeLocationAxis" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" />
    <element id="BCTX_StatementOfIncomeLocationDomain" name="StatementOfIncomeLocationDomain" abstract="true" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_AcquiringPercentageOfIssuedAndOutstandingOfCommonStock" name="AcquiringPercentageOfIssuedAndOutstandingOfCommonStock" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_IncomeTaxReconciliationNondeductibleExpenseShareIssuanceCostBookedDirectlyToEquity" name="IncomeTaxReconciliationNondeductibleExpenseShareIssuanceCostBookedDirectlyToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_IncomeTaxReconciliationNondeductibleExpenseAdjustmentsInRespectOfPriorPeriods" name="IncomeTaxReconciliationNondeductibleExpenseAdjustmentsInRespectOfPriorPeriods" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_IncomeTaxReconciliationNondeductibleExpenseResearchAndDevelopmentCredits" name="IncomeTaxReconciliationNondeductibleExpenseResearchAndDevelopmentCredits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_IncomeTaxReconciliationProvincialTaxNetOfFederalIncomeTaxEffect" name="IncomeTaxReconciliationProvincialTaxNetOfFederalIncomeTaxEffect" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationProvincialTaxNetOfFederalIncomeTaxEffect" name="EffectiveIncomeTaxRateReconciliationProvincialTaxNetOfFederalIncomeTaxEffect" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationTaxCreditsResearchAndDevelopmentCredit" name="EffectiveIncomeTaxRateReconciliationTaxCreditsResearchAndDevelopmentCredit" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_IncomeTaxReconciliationShareIssuanceCostsRecordedDirectlyInEquity" name="IncomeTaxReconciliationShareIssuanceCostsRecordedDirectlyInEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationShareIssuanceCostsRecordedDirectlyInEquity" name="EffectiveIncomeTaxRateReconciliationShareIssuanceCostsRecordedDirectlyInEquity" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsAmount" name="EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercentage" name="EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DeferredTaxAssetsMarketableSecurities" name="DeferredTaxAssetsMarketableSecurities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DeferredTaxAssetsIntellectualProperty" name="DeferredTaxAssetsIntellectualProperty" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DeferredTaxAssetsWarrantLiability" name="DeferredTaxAssetsWarrantLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DeferredTaxLiabilitiesWarrantLiability" name="DeferredTaxLiabilitiesWarrantLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_DeferredTaxLiabilitiesIntellectualProperty" name="DeferredTaxLiabilitiesIntellectualProperty" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_EffectiveIncomeTaxRateReconciliationAtFederalAndProvincialStatutoryIncomeTaxRate" name="EffectiveIncomeTaxRateReconciliationAtFederalAndProvincialStatutoryIncomeTaxRate" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_OperatingLossCarryforwardsDomesticExpirationYear" name="OperatingLossCarryforwardsDomesticExpirationYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ResearchAndDevelopmentTable" name="ResearchAndDevelopmentTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="BCTX_RegulatoryFilingAndTransferAgentFees" name="RegulatoryFilingAndTransferAgentFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BCTX_ShareholderCommunications" name="ShareholderCommunications" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
</schema>
