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    <element id="CELU_LossOnIssuanceOfCommonStockInConnectionWithSettlementOfDebt" name="LossOnIssuanceOfCommonStockInConnectionWithSettlementOfDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsForStrategicAdvisoryAgreement" name="IssuanceOfWarrantsForStrategicAdvisoryAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockDueToStrategicAdvisoryAgreement" name="IssuanceOfCommonStockDueToStrategicAdvisoryAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsToPreferredStockholdersInConsiderationOfForbearanceAgreement" name="IssuanceOfWarrantsToPreferredStockholdersInConsiderationOfForbearanceAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GainsLossesOnForgivenessOfInterest" name="GainsLossesOnForgivenessOfInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DirectorFeesPaidWithRsus" name="DirectorFeesPaidWithRsus" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockAsConsiderationForSettlementAgreement" name="IssuanceOfCommonStockAsConsiderationForSettlementAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockRelatingToDebtExtensionAndCommitmentFee" name="IssuanceOfCommonStockRelatingToDebtExtensionAndCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockForConsultingExpense" name="IssuanceOfCommonStockForConsultingExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ChangeInFairValueOfContingentStockConsideration" name="ChangeInFairValueOfContingentStockConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NonCashInterestExpense" name="NonCashInterestExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncreaseDecreaseInAccruedResearchDevelopmentSoftwareExpense" name="IncreaseDecreaseInAccruedResearchDevelopmentSoftwareExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncreaseDecreaseInDeferredIncomeTaxLiabilities" name="IncreaseDecreaseInDeferredIncomeTaxLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromConvertibleNote" name="ProceedsFromConvertibleNote" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromIssuanceOfPromissoryNotesWithWarrants" name="ProceedsFromIssuanceOfPromissoryNotesWithWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromWarrantsAndShortTermDebtRelatedParties" name="ProceedsFromWarrantsAndShortTermDebtRelatedParties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromShortTermDebtUnaffiliated" name="ProceedsFromShortTermDebtUnaffiliated" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RepaymentsOfShortTermDebtUnaffiliated" name="RepaymentsOfShortTermDebtUnaffiliated" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentOfSepaCommitmentFee" name="PaymentOfSepaCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromFromExerciseOfWarrantsByDragasac" name="ProceedsFromFromExerciseOfWarrantsByDragasac" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassOfRedemptionValueOfPreferredSharesFromEquityToLiability" name="ReclassOfRedemptionValueOfPreferredSharesFromEquityToLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ExchangeOfIpAssetsForLicenseObligation" name="ExchangeOfIpAssetsForLicenseObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PreferredStockReceivedForProductPurchaseCredits" name="PreferredStockReceivedForProductPurchaseCredits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfRwiBridgeWarrantsFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfRwiBridgeWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfNovemberPurchaserAndPlacementAgentWarrantsFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfNovemberPurchaserAndPlacementAgentWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfKtlWarrantsFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfKtlWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfRwiWarrantsAndExtinguishmentOfPromiseToIssueWarrantsLiability" name="IssuanceOfRwiWarrantsAndExtinguishmentOfPromiseToIssueWarrantsLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeemedDividendRelatingToInducementOfDragasacWarrants" name="DeemedDividendRelatingToInducementOfDragasacWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SettlementOfContingentStockConsiderationLiability" name="SettlementOfContingentStockConsiderationLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaidinKindPreferredStockDividends" name="PaidinKindPreferredStockDividends" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ModificationOfCVStarrWarrantsInConnectionWithForbearance" name="ModificationOfCVStarrWarrantsInConnectionWithForbearance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfRwiWarrantsInConnectionWithForbearance" name="IssuanceOfRwiWarrantsInConnectionWithForbearance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryAcquiredInConnectionWithReboundAssetAcquisition" name="InventoryAcquiredInConnectionWithReboundAssetAcquisition" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfWarrantFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfWarrantFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AssumptionOfShorttermDebtUnaffiliatedByRelatedParty" name="AssumptionOfShorttermDebtUnaffiliatedByRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" name="DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" name="PrepaidExpensesAndOtherCurrentAssetsDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosureOperatingLeasesAbstract" name="DisclosureOperatingLeasesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DisclosureLicenseAndDistributionAgreementsAbstract" name="DisclosureLicenseAndDistributionAgreementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAndDistributionAgreementsTextBlock" name="LicenseAndDistributionAgreementsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationPolicyTextBlock" name="ReclassificationPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AssetAcquisitionsPolicyTextBlock" name="AssetAcquisitionsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsLiabilitiesPolicyTextBlock" name="WarrantsLiabilitiesPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebtPolicyTextBlock" name="ShortTermDebtPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PatentCostsPolicyTextBlock" name="PatentCostsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" name="RecentlyAdoptedAccountingPronouncementsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfEstimatedUsefulLivesTableTextBlock" name="ScheduleOfEstimatedUsefulLivesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAssetsOfYorkvilleDebtMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" name="FairValueAssetsOfYorkvilleDebtMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfFairValueSignificantInputsForWarrantsIssuedTableTextBlock" name="ScheduleOfFairValueSignificantInputsForWarrantsIssuedTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfBifurcatedDerivativeMonteCarloValuationModelTableTextBlock" name="ScheduleOfBifurcatedDerivativeMonteCarloValuationModelTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" name="ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfActivityInInventoryReservesTableTextBlock" name="ScheduleOfActivityInInventoryReservesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfPrepaidExpensesAndOtherCurrentAssetsTableTextBlock" name="ScheduleOfPrepaidExpensesAndOtherCurrentAssetsTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfIntangibleAssetsNetTableTextBlock" name="ScheduleOfIntangibleAssetsNetTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CashAndNonCashActivityRelatedToLeaseLiabilitiesTableTextBlock" name="CashAndNonCashActivityRelatedToLeaseLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WorkingCapitalDeficit" name="WorkingCapitalDeficit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContractedStoragePeriods" name="ContractedStoragePeriods" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentPlansForCustomerToPayOverTimePeriod" name="PaymentPlansForCustomerToPayOverTimePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InstrumentSpecificCreditRiskIncome" name="InstrumentSpecificCreditRiskIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InstrumentSpecificCreditRiskLoss" name="InstrumentSpecificCreditRiskLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UpfrontPayment" name="UpfrontPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MonthlyMilestonePayments" name="MonthlyMilestonePayments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PriorPaymentToRelatedParty" name="PriorPaymentToRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccuredMilestonePayments" name="AccuredMilestonePayments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PurchasePriceContingentConsideration" name="PurchasePriceContingentConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContingentStockConsideration" name="ContingentStockConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShorttermDebtUnsecuredSeniorConvertibleNotes" name="ShorttermDebtUnsecuredSeniorConvertibleNotes" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityRegisteredDirectWarrantsTwo" name="WarrantLiabilityRegisteredDirectWarrantsTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityRegisteredDirectWarrants" name="WarrantLiabilityRegisteredDirectWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPrivateInvestmentInPublicEquityWarrants" name="WarrantLiabilityPrivateInvestmentInPublicEquityWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPurchaserWarrants" name="WarrantLiabilityPurchaserWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPlacementAgentWarrants" name="WarrantLiabilityPlacementAgentWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilitySponsorWarrants" name="WarrantLiabilitySponsorWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantLiabilityPublicWarrants" name="WarrantLiabilityPublicWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfContingentStockConsiderationObligation" name="FairValueOfContingentStockConsiderationObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationSettlementOfDebtInConnectionWithIssuanceOfCommonStock" name="FairValueMeasurementWithUnobservableInputsReconciliationSettlementOfDebtInConnectionWithIssuanceOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfConvertibleNotesNetOfFairValueAdjustment" name="IssuanceOfConvertibleNotesNetOfFairValueAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationConvertiblePromissoryNote" name="FairValueMeasurementWithUnobservableInputsReconciliationConvertiblePromissoryNote" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfUnsecuredSeniorConvertibleNotesNetOfFairValueAdjustment" name="IssuanceOfUnsecuredSeniorConvertibleNotesNetOfFairValueAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueMeasurementWithUnobservableInputsReconciliationConversionOfDebtIntoCommonShares" name="FairValueMeasurementWithUnobservableInputsReconciliationConversionOfDebtIntoCommonShares" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAdjustmentThroughEarnings" name="FairValueAdjustmentThroughEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueAdjustmentThroughAccumulatedOtherComprehensiveIncome" name="FairValueAdjustmentThroughAccumulatedOtherComprehensiveIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfRwiBridgeWarrantsInConnectionWithRwiBindingTermSheet" name="IssuanceOfRwiBridgeWarrantsInConnectionWithRwiBindingTermSheet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfPurchaserAndPlacementAgentWarrantsToEquity" name="ReclassificationOfPurchaserAndPlacementAgentWarrantsToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfWarrantsToEquity" name="ReclassificationOfWarrantsToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfTheKTLWarrantsToEquity" name="ReclassificationOfTheKTLWarrantsToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GainLossRecognizedInEarningsFromChangeInFairValues" name="GainLossRecognizedInEarningsFromChangeInFairValues" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BridgeLoanAndWarrantIssuanceTrancheTwo" name="BridgeLoanAndWarrantIssuanceTrancheTwo" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PurchaserWarrantIssuance" name="PurchaserWarrantIssuance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PlacementAgentWarrantIssuance" name="PlacementAgentWarrantIssuance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryRawMaterialsCurrentAndNoncurrent" name="InventoryRawMaterialsCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryWorkInProgressCurrentAndNoncurrent" name="InventoryWorkInProgressCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryFinishedGoodsCurrentAndNoncurrent" name="InventoryFinishedGoodsCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryGrossCurrentAndNoncurrent" name="InventoryGrossCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryReserveCurrentAndNoncurrent" name="InventoryReserveCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InventoryNetCurrentAndNoncurrent" name="InventoryNetCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UtilizationOfInventoryReserve" name="UtilizationOfInventoryReserve" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrepaidClinicalExpense" name="PrepaidClinicalExpense" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IndefiniteLivedIntangibleAssetsAmortizationMethod" name="IndefiniteLivedIntangibleAssetsAmortizationMethod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedClinicalTrialExpense" name="AccruedClinicalTrialExpense" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedComplianceFee" name="AccruedComplianceFee" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedVendorExpenses" name="AccruedVendorExpenses" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AcquisitionRelatedContingentConsideration" name="AcquisitionRelatedContingentConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedVendorSettlements" name="AccruedVendorSettlements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebtUnaffiliated" name="ShortTermDebtUnaffiliated" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebtRelatedParty" name="ShortTermDebtRelatedParty" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_Debt" name="Debt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebt" name="ShortTermDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsIssued" name="WarrantsIssued" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtIssuanceCosts" name="DebtIssuanceCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ConvertiblePromissoryNoteDiscountPercentage" name="ConvertiblePromissoryNoteDiscountPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LineOfCreditIncreaseInInterestRateDuringPeriodInEventOfDefault" name="LineOfCreditIncreaseInInterestRateDuringPeriodInEventOfDefault" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_MinimumRequiredDailyVolumeWeightedAveragePrice" name="MinimumRequiredDailyVolumeWeightedAveragePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfConversionOnOutstandingCommonStock" name="PercentageOfConversionOnOutstandingCommonStock" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfBeneficialOwnershipLimitation" name="PercentageOfBeneficialOwnershipLimitation" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentDefaultInterestRate" name="DebtInstrumentDefaultInterestRate" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtConversionOriginalDebtAccruedInterestAmount" name="DebtConversionOriginalDebtAccruedInterestAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NotesAndPurchaserWarrantsPrincipalAmount" name="NotesAndPurchaserWarrantsPrincipalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromNotesAndPurchaserWarrants" name="ProceedsFromNotesAndPurchaserWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FloorPrice" name="FloorPrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfCashFeeEqualToAggregateProceeds" name="PercentageOfCashFeeEqualToAggregateProceeds" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfExercisePriceEqualToOfferingPrice" name="PercentageOfExercisePriceEqualToOfferingPrice" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentContributionAmount" name="DebtInstrumentContributionAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentOriginalIssueDiscount" name="DebtInstrumentOriginalIssueDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentInterestRateEffectivePercentageInEventOfDefault" name="DebtInstrumentInterestRateEffectivePercentageInEventOfDefault" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareIssuedPurchasedPrice" name="ShareIssuedPurchasedPrice" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FallInCashAndCashEquivalents" name="FallInCashAndCashEquivalents" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ClassOfWarrantOrRighstExpirationDate" name="ClassOfWarrantOrRighstExpirationDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfChangesInCashFlow" name="PercentageOfChangesInCashFlow" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermDebtRelatedParties" name="ShortTermDebtRelatedParties" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentDiscount" name="DebtInstrumentDiscount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentInterestRateDuringPeriodInEventOfDefault" name="DebtInstrumentInterestRateDuringPeriodInEventOfDefault" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DiscountOnWarrantAmount" name="DiscountOnWarrantAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfPartialLiquidatingDamagesOnPurchasePrice" name="PercentageOfPartialLiquidatingDamagesOnPurchasePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfPartialLiquidatingDamagesOnSubscriptionAmount" name="PercentageOfPartialLiquidatingDamagesOnSubscriptionAmount" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DailyInterestAccruingRate" name="DailyInterestAccruingRate" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AggregatePurchaseAmount" name="AggregatePurchaseAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShorttermLicensingObligation" name="ShorttermLicensingObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LongtermLicensingObligation" name="LongtermLicensingObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RoyaltyPurchasePricePercentage" name="RoyaltyPurchasePricePercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeasesRentExpense" name="OperatingLeasesRentExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeaseExpiryYear" name="OperatingLeaseExpiryYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StatementOfIncomeLocationBalanceAxis" name="StatementOfIncomeLocationBalanceAxis" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" />
    <element id="CELU_StatementOfIncomeLocationBalanceDomain" name="StatementOfIncomeLocationBalanceDomain" abstract="true" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentsForMasterSubscriptionAgreement" name="PaymentsForMasterSubscriptionAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PaymentSubscriptionPeriod" name="PaymentSubscriptionPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedResearchAndDevelopmentSoftware" name="AccruedResearchAndDevelopmentSoftware" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UpfrontFee" name="UpfrontFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AnnualMaintenanceFee" name="AnnualMaintenanceFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ClinicalAndRegulatoryMilestones" name="ClinicalAndRegulatoryMilestones" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAgreementNoticePeriod" name="LicenseAgreementNoticePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfBiomaterialProductsAmount" name="SaleOfBiomaterialProductsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_WarrantsOutstanding" name="WarrantsOutstanding" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NumberOfWarrantsRepriced" name="NumberOfWarrantsRepriced" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromPrivatePlacements" name="ProceedsFromPrivatePlacements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrantModificationIncrementalForEquityIssuanceCost" name="FairValueOfWarrantModificationIncrementalForEquityIssuanceCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssueOfWarrantsLiability" name="IssueOfWarrantsLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentDiscountPercent" name="DebtInstrumentDiscountPercent" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_GainLossOnFairValueOfWarrants" name="GainLossOnFairValueOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_TransactionCosts" name="TransactionCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockMaximumAverageDailyTradedAmountPercentage" name="SaleOfStockMaximumAverageDailyTradedAmountPercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockPercentageBasedOnVolumeWeightedAveragePrice" name="SaleOfStockPercentageBasedOnVolumeWeightedAveragePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockConsiderationCashDueDiligenceFee" name="SaleOfStockConsiderationCashDueDiligenceFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SaleOfStockConsiderationCommitmentFeeInShares" name="SaleOfStockConsiderationCommitmentFeeInShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfStockBasedCompensationExpenseAbstract" name="ScheduleOfStockBasedCompensationExpenseAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ScheduleOfStockBasedCompensationExpenseTable" name="ScheduleOfStockBasedCompensationExpenseTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="CELU_DirectorFeesPaidWithRsu" name="DirectorFeesPaidWithRsu" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIssuedForFutureIssuanceAutomaticIncreasePeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesIssuedForFutureIssuanceAutomaticIncreasePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsForConsultingServices" name="IssuanceOfWarrantsForConsultingServices" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMarketPrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMarketPrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContractWithCustomerLiabilityIncreaseDecreaseForContractFromBusinessCombinationAndDeferredRevenue" name="ContractWithCustomerLiabilityIncreaseDecreaseForContractFromBusinessCombinationAndDeferredRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnearnedRevenue" name="UnearnedRevenue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAndDistributionAgreementsAbstract" name="LicenseAndDistributionAgreementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseAndDistributionAgreementsTable" name="LicenseAndDistributionAgreementsTable" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" />
    <element id="CELU_NonrefundableUpfrontPayment" name="NonrefundableUpfrontPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ServiceAgreementTerm" name="ServiceAgreementTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncomeTaxReconciliationInterestAccretionExpense" name="IncomeTaxReconciliationInterestAccretionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationChangeInValuationAllowanceRate" name="EffectiveIncomeTaxRateReconciliationChangeInValuationAllowanceRate" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncomeTaxReconciliationMarkToMarketWarrant" name="IncomeTaxReconciliationMarkToMarketWarrant" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationMarkToMarketWarrantRate" name="EffectiveIncomeTaxRateReconciliationMarkToMarketWarrantRate" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsTaxCreditCarryforwardsResearchAndDevelopment" name="DeferredTaxAssetsTaxCreditCarryforwardsResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsCapitalizedResearchAndDevelopment" name="DeferredTaxAssetsCapitalizedResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsIrcSectionInterest" name="DeferredTaxAssetsIrcSectionInterest" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxLiabilitiesIntangibleAssets" name="DeferredTaxLiabilitiesIntangibleAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLossCarryforwardsExpirationYear" name="OperatingLossCarryforwardsExpirationYear" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SegmentContribution" name="SegmentContribution" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IndirectExpenses" name="IndirectExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SecuritiesPurchaseAgreementDate" name="SecuritiesPurchaseAgreementDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_UnpaidBaseSalary" name="UnpaidBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BonusProgramEffectiveDate" name="BonusProgramEffectiveDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfUnpaidBaseSalary" name="PercentageOfUnpaidBaseSalary" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PercentageOfBaseSalary" name="PercentageOfBaseSalary" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AnnualRateOfBaseSalary" name="AnnualRateOfBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RoyaltyPricePercentage" name="RoyaltyPricePercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicensingObligation" name="LicensingObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicensingObligationPremium" name="LicensingObligationPremium" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AmortizationOfLicensingObligation" name="AmortizationOfLicensingObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RelatedPartyBaseSalary" name="RelatedPartyBaseSalary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AggregateConsiderationPayableDescription" name="AggregateConsiderationPayableDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StockExchangedForDebtShares" name="StockExchangedForDebtShares" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OutstandingPrincipalPercentage" name="OutstandingPrincipalPercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruesInterestRatePercentage" name="AccruesInterestRatePercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OtherNonoperatingIncomeExpenses" name="OtherNonoperatingIncomeExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsForForbearanceExpense" name="IssuanceOfWarrantsForForbearanceExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockAsConsultingExpense" name="IssuanceOfCommonStockAsConsultingExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalWarrantIssuedConsultingServices" name="AdjustmentsToAdditionalPaidInCapitalWarrantIssuedConsultingServices" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShortTermLicenseLease" name="ShortTermLicenseLease" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceOfEquityclassifiedWarrants" name="AdjustmentsToAdditionalPaidInCapitalIssuanceOfEquityclassifiedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsDueToForbearanceExpense" name="AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsDueToForbearanceExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsInBarachFinancing" name="AdjustmentsToAdditionalPaidInCapitalIssuanceOfWarrantsInBarachFinancing" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalReclassificationOfLiabilityClassifiedWarrantsToEquityClassified" name="AdjustmentsToAdditionalPaidInCapitalReclassificationOfLiabilityClassifiedWarrantsToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalBifurcationOfDerivativeLiabilityFormPreferredStock" name="AdjustmentsToAdditionalPaidInCapitalBifurcationOfDerivativeLiabilityFormPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" name="ReclassificationOfWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ChangeInFairValueOfContingentConsideration" name="ChangeInFairValueOfContingentConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ContingentConsiderationAccruedInConnectionWithReboundAssetAcquisition" name="ContingentConsiderationAccruedInConnectionWithReboundAssetAcquisition" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_RedemptionOfPreferredStock" name="RedemptionOfPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ExchangeOfIPAssetsForDebt" name="ExchangeOfIPAssetsForDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BifurcationOfDerivativeLiabilityFromPreferredStock" name="BifurcationOfDerivativeLiabilityFromPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProceedsFromIssuanceOfCommonStockToDragasacAsConsiderationForInducementAgreement" name="ProceedsFromIssuanceOfCommonStockToDragasacAsConsiderationForInducementAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ChangeInFairValueOfDebtDueToChangeInCreditRiskNetOfTax" name="ChangeInFairValueOfDebtDueToChangeInCreditRiskNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_VestingOfRestrictedStockUnits" name="VestingOfRestrictedStockUnits" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AllowanceForCreditLossesPolicyTextBlock" name="AllowanceForCreditLossesPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NetSalesPercentage" name="NetSalesPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ProvisionForObsoleteInventory" name="ProvisionForObsoleteInventory" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccrualsForConstructionInProgress" name="AccrualsForConstructionInProgress" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccruedVendorSettlementsAndAdvances" name="AccruedVendorSettlementsAndAdvances" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrePaidAdvanceAgreementMember" name="PrePaidAdvanceAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrePaidAdvanceIssuedDiscountPercentage" name="PrePaidAdvanceIssuedDiscountPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfCommonStockMinimumOptionPricePerShare" name="IssuanceOfCommonStockMinimumOptionPricePerShare" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DebtInstrumentPerDiemInterestAmount" name="DebtInstrumentPerDiemInterestAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueWarrantsLiabilitiesMeasuredOnRecurringBasisTextBlock" name="FairValueWarrantsLiabilitiesMeasuredOnRecurringBasisTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_FairValueOfWarrants" name="FairValueOfWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IssuanceOfWarrantsReportedAtFairValue" name="IssuanceOfWarrantsReportedAtFairValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ChangeInFairValueOfWarrantLiability" name="ChangeInFairValueOfWarrantLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseObligationArisingFromExchangeOfIPAssetsForDebt" name="LicenseObligationArisingFromExchangeOfIPAssetsForDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_LicenseObligationPremium" name="LicenseObligationPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AreaOfBuilding" name="AreaOfBuilding" nillable="true" xbrli:periodType="duration" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OperatingLeaseCommencementDate" name="OperatingLeaseCommencementDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InitialMonthlyBaseRent" name="InitialMonthlyBaseRent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ReductionInLineOfCredit" name="ReductionInLineOfCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_NewLineOfCredit" name="NewLineOfCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BaseRentalPayments" name="BaseRentalPayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_TwoThousandAndSeventeenEquityIncentivePlanMember" name="TwoThousandAndSeventeenEquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AwardsWithPerformanceConditionsMember" name="AwardsWithPerformanceConditionsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_InitialTrancheMember" name="InitialTrancheMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_SecondTrancheMember" name="SecondTrancheMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsVestedAndExpectedToVestOutstandingNumber" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsVestedAndExpectedToVestOutstandingNumber" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationInterestAccretionExpense" name="EffectiveIncomeTaxRateReconciliationInterestAccretionExpense" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationMarkToMarketWarrant" name="EffectiveIncomeTaxRateReconciliationMarkToMarketWarrant" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_EffectiveIncomeTaxRateReconciliationDeferredTrueUp" name="EffectiveIncomeTaxRateReconciliationDeferredTrueUp" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsStartupCosts" name="DeferredTaxAssetsStartupCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsUnicap" name="DeferredTaxAssetsUnicap" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsImputedInterestOnContingentPayments" name="DeferredTaxAssetsImputedInterestOnContingentPayments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_DeferredTaxAssetsLegalFeeCapitalizationAndAmortization" name="DeferredTaxAssetsLegalFeeCapitalizationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_BaseSalaryEffectiveDate" name="BaseSalaryEffectiveDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AmortizationOfLicensingObligations" name="AmortizationOfLicensingObligations" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OtherMember" name="OtherMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_CelenivMember" name="CelenivMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_PrePaidAdvancePeriod" name="PrePaidAdvancePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalIssuanceOfEquityclassifiedWarrantsForServices" name="AdjustmentsToAdditionalPaidInCapitalIssuanceOfEquityclassifiedWarrantsForServices" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AccrualOfRedemptionOfPreferredStock" name="AccrualOfRedemptionOfPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdvisoryAgreementAwardsMember" name="AdvisoryAgreementAwardsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_IncomeTaxReconciliationDeferredTrueup" name="IncomeTaxReconciliationDeferredTrueup" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_OtherDirectExpenses" name="OtherDirectExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StrategicAdvisoryAgreementCommonStockMember" name="StrategicAdvisoryAgreementCommonStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_StrategicAdvisoryAgreementWarrantsMember" name="StrategicAdvisoryAgreementWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="CELU_AdjustmentsToAdditionalPaidInCapitalReclassificationOfNovember2024PurchaserAndPlacementAgentWarrantsFromLiabilityClassifiedToEquityClassified" name="AdjustmentsToAdditionalPaidInCapitalReclassificationOfNovember2024PurchaserAndPlacementAgentWarrantsFromLiabilityClassifiedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
</schema>
