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  <element name="ReclassificationOfFairValueOfDerivativeLiabilitiesToEquityOnAmendmentOfWarrantAgreements" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_ReclassificationOfFairValueOfDerivativeLiabilitiesToEquityOnAmendmentOfWarrantAgreements" />

  <element name="SharePurchaseWarrantsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_SharePurchaseWarrantsMember" />

  <element name="PromissoryNotesDueInTwoThousandTwelveMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_PromissoryNotesDueInTwoThousandTwelveMember" />

  <element name="CommonStockCapitalSharesReservedForFutureIssuanceTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="tpiv_CommonStockCapitalSharesReservedForFutureIssuanceTable" />

  <element name="ConsultingAgreementsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ConsultingAgreementsMember" />

  <element name="LiquidityAndFinancialConditionTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_LiquidityAndFinancialConditionTextBlock" />

  <element name="GrantIncomePolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_GrantIncomePolicyTextBlock" />

  <element name="DerivativeLiabilityWarrantsAndDerivativeLiabilityConversionOptionTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_DerivativeLiabilityWarrantsAndDerivativeLiabilityConversionOptionTextBlock" />

  <element name="ValuationMethodology" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ValuationMethodology" />

  <element name="FinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasis" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_FinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasis" />

  <element name="MeasuredAtFairValue" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_MeasuredAtFairValue" />

  <element name="PromissoryNoteTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_PromissoryNoteTextBlock" />

  <element name="PromissoryNoteRelatedPartyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_PromissoryNoteRelatedPartyTextBlock" />

  <element name="CapitalStockTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CapitalStockTextBlock" />

  <element name="GrantIncomeTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_GrantIncomeTextBlock" />

  <element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_DocumentAndEntityInformationAbstract" />

  <element name="SharePurchaseWarrantTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_SharePurchaseWarrantTextBlock" />

  <element name="NumberOfWarrantExercised" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NumberOfWarrantExercised" />

  <element name="ExerciseOfWarrantsAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="credit" substitutionGroup="xbrli:item" id="tpiv_ExerciseOfWarrantsAmount" />

  <element name="ExerciseOfWarrantsShare" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ExerciseOfWarrantsShare" />

  <element name="AdjustmentsToAdditionalPaidInCapitalFindersFeeOnWarrantsExercised" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_AdjustmentsToAdditionalPaidInCapitalFindersFeeOnWarrantsExercised" />

  <element name="PaymentsForFindersFeeOnExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="credit" substitutionGroup="xbrli:item" id="tpiv_PaymentsForFindersFeeOnExerciseOfWarrants" />

  <element name="ClassOfWarrantOrRightExpirationPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightExpirationPeriod" />

  <element name="SupplementalScheduleOfNoncashActivitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_SupplementalScheduleOfNoncashActivitiesAbstract" />

  <element name="NoncashOrPartNoncashTransactionFairValueOfWarrantsIssued" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="credit" substitutionGroup="xbrli:item" id="tpiv_NoncashOrPartNoncashTransactionFairValueOfWarrantsIssued" />

  <element name="NumberOfCommonStocksIncludedInUnitOffering" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NumberOfCommonStocksIncludedInUnitOffering" />

  <element name="NoncashOrPartNoncashTransactionIssuanceOfAdditionalWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_NoncashOrPartNoncashTransactionIssuanceOfAdditionalWarrants" />

  <element name="NoncashOrPartNoncashTransactionReclassificationOfWarrantLiabilitiesToEquity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_NoncashOrPartNoncashTransactionReclassificationOfWarrantLiabilitiesToEquity" />

  <element name="NumberOfEquityUnitIssued" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NumberOfEquityUnitIssued" />

  <element name="EquityUnitIssuedPricePerUnit" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_EquityUnitIssuedPricePerUnit" />

  <element name="AggregatePurchasePriceOfSharesAgreedToPurchaseUnderStockPurchasesAgreement" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="credit" substitutionGroup="xbrli:item" id="tpiv_AggregatePurchasePriceOfSharesAgreedToPurchaseUnderStockPurchasesAgreement" />

  <element name="ComputationOfIncomeLossPerShareTableTextBlockTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ComputationOfIncomeLossPerShareTableTextBlockTableTextBlock" />

  <element name="NetLossPerShareTableTextBlockTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NetLossPerShareTableTextBlockTableTextBlock" />

  <element name="NotestofinancialstatementsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NotestofinancialstatementsAbstract" />

  <element name="CommonStockWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommonStockWarrants" />

  <element name="CommonStockOptions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommonStockOptions" />

  <element name="CommonStockWarrantsEquityTreatment" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommonStockWarrantsEquityTreatment" />

  <element name="CommonStockWarrantsLiabilityTreatment" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommonStockWarrantsLiabilityTreatment" />

  <element name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisReclassificationOfDerivativeLiabilitiesToEquity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisReclassificationOfDerivativeLiabilitiesToEquity" />

  <element name="FairValueMeasurementWithUnobservableInputReconciliationRecurringBasisDerivativeLiabilityRemovedOnAmendmentToWarrantAgreements" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_FairValueMeasurementWithUnobservableInputReconciliationRecurringBasisDerivativeLiabilityRemovedOnAmendmentToWarrantAgreements" />

  <element name="StockIssuedDuringPeriodSharesUponExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_StockIssuedDuringPeriodSharesUponExerciseOfWarrants" />

  <element name="NumberOfWarrantIssued" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NumberOfWarrantIssued" />

  <element name="NumberOfWarrantExtinguishedOrExpired" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_NumberOfWarrantExtinguishedOrExpired" />

  <element name="ClassOfWarrantOrRightsOutstandingWeightedAverageExercisePrice" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightsOutstandingWeightedAverageExercisePrice" />

  <element name="ClassOfWarrantOrRightsOutstandingExercisedWeightedAverageExercisePrice" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightsOutstandingExercisedWeightedAverageExercisePrice" />

  <element name="ClassOfWarrantOrRightsOutstandingIssuedWeightedAverageExercisePrice" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightsOutstandingIssuedWeightedAverageExercisePrice" />

  <element name="ClassOfWarrantOrRightsOutstandingExtinguishedOrExpiredWeightedAverageExercisePrice" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightsOutstandingExtinguishedOrExpiredWeightedAverageExercisePrice" />

  <element name="DebtConversionAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_DebtConversionAgreementMember" />

  <element name="FairValueOfWarrantReclassificationToEquity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" xbrli:balance="credit" substitutionGroup="xbrli:item" id="tpiv_FairValueOfWarrantReclassificationToEquity" />

  <element name="ClassOfWarrantOrRightWarrantTerms" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightWarrantTerms" />

  <element name="PaymentOfLiquidatedDamagesPercentages" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_PaymentOfLiquidatedDamagesPercentages" />

  <element name="CommitmentsAndContingenciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="tpiv_CommitmentsAndContingenciesTable" />

  <element name="AnnualPerformanceBonusOnBaseSalaryPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_AnnualPerformanceBonusOnBaseSalaryPercentage" />

  <element name="CommitmentsAndContingenciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommitmentsAndContingenciesLineItems" />

  <element name="DebtInstrumentRepaymentsOfAccuredInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" xbrli:balance="debit" substitutionGroup="xbrli:item" id="tpiv_DebtInstrumentRepaymentsOfAccuredInterest" />

  <element name="AmendedWarrantsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_AmendedWarrantsMember" />

  <element name="ClassOfWarrantOrRightWarrantTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_ClassOfWarrantOrRightWarrantTerm" />

  <element name="PlacementAgentsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_PlacementAgentsMember" />

  <element name="CommonStockCapitalSharesReservedForFutureIssuanceLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="tpiv_CommonStockCapitalSharesReservedForFutureIssuanceLineItems" />
</schema>

