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    <element id="HEPA_LoPrioreEmploymentAgreementMember" name="LoPrioreEmploymentAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StetzEmploymentAgreementMember" name="StetzEmploymentAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_SeparationAgreementMember" name="SeparationAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_NewDayDiagnosticsLLCMember" name="NewDayDiagnosticsLLCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_ChangeInFairValueOfDerivativeFinancialInstrumentsWarrants" name="ChangeInFairValueOfDerivativeFinancialInstrumentsWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndPrefundedWarrants" name="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndPrefundedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodSharesIssuanceOfCommonStockAndPrefundedWarrants" name="StockIssuedDuringPeriodSharesIssuanceOfCommonStockAndPrefundedWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodValueOfConnectionWithStockSplit" name="StockIssuedDuringPeriodValueOfConnectionWithStockSplit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodSharesOfConnectionWithStockSplit" name="StockIssuedDuringPeriodSharesOfConnectionWithStockSplit" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodValueOfConnectionWithLicenseAgreement" name="StockIssuedDuringPeriodValueOfConnectionWithLicenseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodSharesOfConnectionWithLicenseAgreement" name="StockIssuedDuringPeriodSharesOfConnectionWithLicenseAgreement" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_IssuanceOfNotePayableForPaymentOfPrepaidExpense" name="IssuanceOfNotePayableForPaymentOfPrepaidExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_CashlessExerciseOfWarrants" name="CashlessExerciseOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_IssuanceOfCommonStockInConnectionWithLicenseAgreement" name="IssuanceOfCommonStockInConnectionWithLicenseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_PatentExpensesAmount" name="PatentExpensesAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_SalesMilestonePayments" name="SalesMilestonePayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_WorkingCapital" name="WorkingCapital" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_NumberOfWarrantsOutstandingSharesIncreaseDecrease" name="NumberOfWarrantsOutstandingSharesIncreaseDecrease" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_PreFundedOfWarrantDescription" name="PreFundedOfWarrantDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockAndWarrantsIssuedDuringPeriodValueCommonStockAndWarrants" name="StockAndWarrantsIssuedDuringPeriodValueCommonStockAndWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_StockIssuedDuringPeriodSharesWarrantExercises" name="StockIssuedDuringPeriodSharesWarrantExercises" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_FairValueOfWarrantsExercisedAndWarrantLiability" name="FairValueOfWarrantsExercisedAndWarrantLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_RemainingNumberOfUnexercisedWarrants" name="RemainingNumberOfUnexercisedWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_AdjustmentsToAdditionalPaidInCapital" name="AdjustmentsToAdditionalPaidInCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_FairValueAdjustmentOfWarrantsLiability" name="FairValueAdjustmentOfWarrantsLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_DownPayment" name="DownPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_EmployeesBenefitDescription" name="EmployeesBenefitDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_SignOnBonusReceived" name="SignOnBonusReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_PaymentsForServicesCosts" name="PaymentsForServicesCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_CommonStockSharesReturn" name="CommonStockSharesReturn" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_ChangeInFairValueOfContingentConsiderationAndDerivativeFinancialInstruments" name="ChangeInFairValueOfContingentConsiderationAndDerivativeFinancialInstruments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_WarrantInducementExpense" name="WarrantInducementExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_AccruedLicenseFees" name="AccruedLicenseFees" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HEPA_TwoThousandTwentyFiveSeriesAWarrantMember" name="TwoThousandTwentyFiveSeriesAWarrantMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
</schema>
