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  <xsd:element name="AcquisitionRelatedContingentConsiderationsPolicy" id="ipsc_AcquisitionRelatedContingentConsiderationsPolicy" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="GadetaMember" id="ipsc_GadetaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="HoldbackMember" id="ipsc_HoldbackMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MilestoneMember" id="ipsc_MilestoneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MeasurementInputDiscountPeriodMember" id="ipsc_MeasurementInputDiscountPeriodMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BusinessAcquisitionNumberOfAdditionalPreclinicalStagePrograms" id="ipsc_BusinessAcquisitionNumberOfAdditionalPreclinicalStagePrograms" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessAcquisitionEquityInterestIssuedOrIssuableContingentConsiderationNumberOfShares" id="ipsc_BusinessAcquisitionEquityInterestIssuedOrIssuableContingentConsiderationNumberOfShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationContingentConsiderationBiologicsApplicationClearanceOfProductLiability" id="ipsc_BusinessCombinationContingentConsiderationBiologicsApplicationClearanceOfProductLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="MeasurementInputMilestonePaymentProbabilityAdjustedValueMember" id="ipsc_MeasurementInputMilestonePaymentProbabilityAdjustedValueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FairValueLiabilitiesLevel1ToLevel2TransferAmount" id="ipsc_FairValueLiabilitiesLevel1ToLevel2TransferAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FairValueLiabilitiesLevel2ToLevel1TransferAmount" id="ipsc_FairValueLiabilitiesLevel2ToLevel1TransferAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="BusinessAcquisitionPercentageOfSharesIssuableContingentConsideration" id="ipsc_BusinessAcquisitionPercentageOfSharesIssuableContingentConsideration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IssueAndDeliveryDate" id="ipsc_IssueAndDeliveryDate" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="GregoryRussottiMember" id="ipsc_GregoryRussottiMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SingleReportableSegmentMember" id="ipsc_SingleReportableSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FacilityAndOtherAllocatedCosts" id="ipsc_FacilityAndOtherAllocatedCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ResearchAndLaboratoryExpense" id="ipsc_ResearchAndLaboratoryExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="UnvestedRestrictedStockUnitWithTimeBasedVestingMember" id="ipsc_UnvestedRestrictedStockUnitWithTimeBasedVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" id="ipsc_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AccountsPayableCurrentMember" id="ipsc_AccountsPayableCurrentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RevenueToBeRecognizedInFuture" id="ipsc_RevenueToBeRecognizedInFuture" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncomeTaxExpenseBenefitOperatingLossCarryforwards" id="ipsc_IncomeTaxExpenseBenefitOperatingLossCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
</xsd:schema>
