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  <xsd:element abstract="true" id="aipt_NotePayableWarrantsMember" name="NotePayableWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_NotesReceivableInterestRateStatedPercentage" name="NotesReceivableInterestRateStatedPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_NotesReceivableTerm" name="NotesReceivableTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_NumberOfEqualInstallmentsOptionsAreExpectedToVest" name="NumberOfEqualInstallmentsOptionsAreExpectedToVest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_OfferingCostsPolicyTextBlock" name="OfferingCostsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_OfficeSpaceMember" name="OfficeSpaceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_OptionsAndWarrantsMember" name="OptionsAndWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_OverstatementOfInvestorsStockCompensationExpenseAndAdditionalPaidinCapitalMember" name="OverstatementOfInvestorsStockCompensationExpenseAndAdditionalPaidinCapitalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_OwnershipPercentage" name="OwnershipPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aipt_PatentsAndTrademarksMember" name="PatentsAndTrademarksMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_PeakOneMember" name="PeakOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_PercentageOfHoldersOfAcquireesPromissoryNoteAgreeingToMerger" name="PercentageOfHoldersOfAcquireesPromissoryNoteAgreeingToMerger" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aipt_PlacementAgencyAgreementMember" name="PlacementAgencyAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_PlacementAgentBlueSkyFees" name="PlacementAgentBlueSkyFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_PlacementAgentOfferingFees" name="PlacementAgentOfferingFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_PlacementFeePercentOfGrossProceeds" name="PlacementFeePercentOfGrossProceeds" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_PrecisionWarrantsMember" name="PrecisionWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_PreferredStock1Member" name="PreferredStock1Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ProceedsFromIssuanceOrSaleOfEquityNetOfStockIssuanceCosts" name="ProceedsFromIssuanceOrSaleOfEquityNetOfStockIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ProceedsFromRedemptionOfCertificatesOfDeposits" name="ProceedsFromRedemptionOfCertificatesOfDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ProceedsFromUnderwriterSharesExercisedNet" name="ProceedsFromUnderwriterSharesExercisedNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_PromissoryNotesReceivableMember" name="PromissoryNotesReceivableMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_PropertyPlantAndEquipmentUsefulLifeTableTextBlock" name="PropertyPlantAndEquipmentUsefulLifeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_RePricedWarrantsMember" name="RePricedWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_RelatedPartyTransactionContractTerm" name="RelatedPartyTransactionContractTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_RelatedPartyTransactionMonthlyCashPayment" name="RelatedPartyTransactionMonthlyCashPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_RevenuePerformanceObligationTiming" name="RevenuePerformanceObligationTiming" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ReverseSharesIssuedForEscrowPursuantToTerminationOfAgreementShares" name="ReverseSharesIssuedForEscrowPursuantToTerminationOfAgreementShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ReverseSharesIssuedForEscrowUnderTerminationOfAgreementValue" name="ReverseSharesIssuedForEscrowUnderTerminationOfAgreementValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_RightToPurchaseUnitsExercisePricePercentage" name="RightToPurchaseUnitsExercisePricePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aipt_RightToPurchaseUnitsMember" name="RightToPurchaseUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_RightToPurchaseUnitsPercentage" name="RightToPurchaseUnitsPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_RisksAndUncertaintiesPolicyPolicyTextBlock" name="RisksAndUncertaintiesPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_SaleOfStockUnderwriterOptionExercisePriceOfAdditionalWarrantsAvailableForPurchase" name="SaleOfStockUnderwriterOptionExercisePriceOfAdditionalWarrantsAvailableForPurchase" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_SaleOfStockUnderwriterOptionMaximumAdditionalSharesOfCommonStockAvailableForPurchase" name="SaleOfStockUnderwriterOptionMaximumAdditionalSharesOfCommonStockAvailableForPurchase" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_SaleOfStockUnderwriterOptionNumberOfSecuritiesCalledByMaximumAdditionalWarrantsAvailableForPurchase" name="SaleOfStockUnderwriterOptionNumberOfSecuritiesCalledByMaximumAdditionalWarrantsAvailableForPurchase" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_SaleOfStockUnderwriterOptionTerm" name="SaleOfStockUnderwriterOptionTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ScheduleOfSharebasedCompensationSharesAuthorizedUnderStockOptionAndWarrantPlansByExercisePriceRangeTableTextBlock" name="ScheduleOfSharebasedCompensationSharesAuthorizedUnderStockOptionAndWarrantPlansByExercisePriceRangeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SchwartzNoteMember" name="SchwartzNoteMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SchwartzWarrantFirstTrancheMember" name="SchwartzWarrantFirstTrancheMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SchwartzWarrantMember" name="SchwartzWarrantMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SchwartzWarrantSecondTrancheMember" name="SchwartzWarrantSecondTrancheMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SchwartzWarrantThirdTrancheMember" name="SchwartzWarrantThirdTrancheMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SecuritiesPurchaseAgreementsMember" name="SecuritiesPurchaseAgreementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SeriesBConvertiblePreferredStockMember" name="SeriesBConvertiblePreferredStockMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SeriesCConvertiblePreferredStockMember" name="SeriesCConvertiblePreferredStockMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SeriesDWarrantsMember" name="SeriesDWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SeriesEWarrantsMember" name="SeriesEWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ShareExchangeAgreementContingentRevenueMinimum" name="ShareExchangeAgreementContingentRevenueMinimum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ShareExchangeAgreementConvertibleNotesPercentOfStock" name="ShareExchangeAgreementConvertibleNotesPercentOfStock" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_ShareExchangeAgreementConvertibleNotesReceivable" name="ShareExchangeAgreementConvertibleNotesReceivable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="aipt_ShareExchangeAgreementNumberOfSharesHeldInEscrow" name="ShareExchangeAgreementNumberOfSharesHeldInEscrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_ShareExchangeAgreementOutstandingReceivablesAmountConverted" name="ShareExchangeAgreementOutstandingReceivablesAmountConverted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ShareExchangeAgreementPotentialInterest" name="ShareExchangeAgreementPotentialInterest" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_ShareExchangeAgreementSharesReceived" name="ShareExchangeAgreementSharesReceived" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_ShareExchangeAgreementSharesReceivedUponConversionOfReceivables" name="ShareExchangeAgreementSharesReceivedUponConversionOfReceivables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_SharePerEachUnit" name="SharePerEachUnit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedWeightedAverageGrantDateFairValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedWeightedAverageGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_ShelfRegistrationMember" name="ShelfRegistrationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_SkylineMedicalEuropesOfficesLeaseMember" name="SkylineMedicalEuropesOfficesLeaseMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StandardPaymentTermForCustomers" name="StandardPaymentTermForCustomers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StandardProductWarrantyTerm" name="StandardProductWarrantyTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockIncentivePlan2012Member" name="StockIncentivePlan2012Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuancePlanAdditionalAvailableAmount" name="StockIssuancePlanAdditionalAvailableAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodShareIssuedInEscrow" name="StockIssuedDuringPeriodShareIssuedInEscrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodSharesInLieuOfBonus" name="StockIssuedDuringPeriodSharesInLieuOfBonus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodSharesInducementForBridgeLoan" name="StockIssuedDuringPeriodSharesInducementForBridgeLoan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodUnderwriterDiscount" name="StockIssuedDuringPeriodUnderwriterDiscount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodValueInLieuOfBonus" name="StockIssuedDuringPeriodValueInLieuOfBonus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodValueInducementForBridgeLoan" name="StockIssuedDuringPeriodValueInducementForBridgeLoan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodValueIssuedInEscrow" name="StockIssuedDuringPeriodValueIssuedInEscrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="aipt_StockIssuedDuringPeriodValueWarrantsExercised" name="StockIssuedDuringPeriodValueWarrantsExercised" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2011Member" name="StockOptions2011Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2012Member" name="StockOptions2012Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2013Member" name="StockOptions2013Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2014Member" name="StockOptions2014Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2015Member" name="StockOptions2015Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2016Member" name="StockOptions2016Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2017Member" name="StockOptions2017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptions2018Member" name="StockOptions2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsEightMember" name="StockOptionsEightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsEighteenMember" name="StockOptionsEighteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsElevenMember" name="StockOptionsElevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFifteenMember" name="StockOptionsFifteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFiveMember" name="StockOptionsFiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortyMember" name="StockOptionsFortyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortyfiveMember" name="StockOptionsFortyfiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortyfourMember" name="StockOptionsFortyfourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortyoneMember" name="StockOptionsFortyoneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortythreeMember" name="StockOptionsFortythreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFortytwoMember" name="StockOptionsFortytwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFourMember" name="StockOptionsFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsFourteenMember" name="StockOptionsFourteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsNineMember" name="StockOptionsNineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsNineteenMember" name="StockOptionsNineteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsOneMember" name="StockOptionsOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsSevenMember" name="StockOptionsSevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsSeventeenMember" name="StockOptionsSeventeenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsSixMember" name="StockOptionsSixMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsSixteenMember" name="StockOptionsSixteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTenMember" name="StockOptionsTenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirteenMember" name="StockOptionsThirteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtyMember" name="StockOptionsThirtyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtyeightMember" name="StockOptionsThirtyeightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtyfiveMember" name="StockOptionsThirtyfiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtyfourMember" name="StockOptionsThirtyfourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtynineMember" name="StockOptionsThirtynineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtyoneMember" name="StockOptionsThirtyoneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtysevenMember" name="StockOptionsThirtysevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtysixMember" name="StockOptionsThirtysixMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtythreeMember" name="StockOptionsThirtythreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThirtytwoMember" name="StockOptionsThirtytwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsThreeMember" name="StockOptionsThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwelveMember" name="StockOptionsTwelveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyEightMember" name="StockOptionsTwentyEightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyFiveMember" name="StockOptionsTwentyFiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyFourMember" name="StockOptionsTwentyFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyMember" name="StockOptionsTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyNineMember" name="StockOptionsTwentyNineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyOneMember" name="StockOptionsTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentySevenMember" name="StockOptionsTwentySevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentySixMember" name="StockOptionsTwentySixMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyThreeMember" name="StockOptionsTwentyThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwentyTwoMember" name="StockOptionsTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StockOptionsTwoMember" name="StockOptionsTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_StorageSpaceMember" name="StorageSpaceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_The2017PrivatePlacementWarrantsMember" name="The2017PrivatePlacementWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_The2017PublicOfferingMember" name="The2017PublicOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_The2018PublicOfferingMember" name="The2018PublicOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_The2019OfferingMember" name="The2019OfferingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_The2019OfferingWarrantsMember" name="The2019OfferingWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_TumorgenesisMember" name="TumorgenesisMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_UnderstatementOfDeferredTaxAssetsMember" name="UnderstatementOfDeferredTaxAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_UnderstatementOfEmployeeStockCompensationExpensesAndAdditionalPaidinCapitalMember" name="UnderstatementOfEmployeeStockCompensationExpensesAndAdditionalPaidinCapitalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_UnderwriterDiscountPercentage" name="UnderwriterDiscountPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
  <xsd:element id="aipt_UnitAgreementNumberOfSharesOfCommonStockIncludedInEachUnit" name="UnitAgreementNumberOfSharesOfCommonStockIncludedInEachUnit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_UnitAgreementNumberOfWarrantsIncludedInEachUnit" name="UnitAgreementNumberOfWarrantsIncludedInEachUnit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="aipt_ValuationAllowancePercentage" name="ValuationAllowancePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="aipt_VicePresidentOfSalesAndMarketingMember" name="VicePresidentOfSalesAndMarketingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_VicePresidentOfSalesMember" name="VicePresidentOfSalesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantEightMember" name="WarrantEightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantElevenMember" name="WarrantElevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantFiveMember" name="WarrantFiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantFourMember" name="WarrantFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantNineMember" name="WarrantNineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantOneMember" name="WarrantOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantSevenMember" name="WarrantSevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantSixMember" name="WarrantSixMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantTenMember" name="WarrantTenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantThirteenMember" name="WarrantThirteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantThreeMember" name="WarrantThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantTwelveMember" name="WarrantTwelveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantTwoMember" name="WarrantTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_Warrants2014Member" name="Warrants2014Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_Warrants2015Member" name="Warrants2015Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_Warrants2016Member" name="Warrants2016Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_Warrants2017Member" name="Warrants2017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_Warrants2018Member" name="Warrants2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantsInConnectionWithConvertiblePromissoryNoteMember" name="WarrantsInConnectionWithConvertiblePromissoryNoteMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_WarrantsIssuedWithPlacementAgencyAgreementMember" name="WarrantsIssuedWithPlacementAgencyAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-components-of-intangible-assets-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-components-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-estimated-future-amortization-expense-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-estimated-future-amortization-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-inventory-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-inventory-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-property-plant-and-equipment-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-property-plant-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-property-plant-and-equipment-useful-life-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-schedule-of-property-plant-and-equipment-useful-life-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-1-summary-of-significant-accounting-policies-tables" name="statement-statement-note-1-summary-of-significant-accounting-policies-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-2-equity-method-investment-summary-of-equity-method-investments-details" name="statement-statement-note-2-equity-method-investment-summary-of-equity-method-investments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-2-equity-method-investment-tables" name="statement-statement-note-2-equity-method-investment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-schedule-of-listing-of-stock-options-and-warrants-details" name="statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-schedule-of-listing-of-stock-options-and-warrants-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-summary-of-status-of-options-and-warrants-outstanding-details" name="statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-summary-of-status-of-options-and-warrants-outstanding-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-summary-of-transactions-for-stock-options-and-warrants-details" name="statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-summary-of-transactions-for-stock-options-and-warrants-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-tables" name="statement-statement-note-4-stockholders-equity-deficit-stock-options-and-warrants-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-7-loss-per-share-shares-used-in-basic-and-diluted-loss-per-common-share-computations-details" name="statement-statement-note-7-loss-per-share-shares-used-in-basic-and-diluted-loss-per-common-share-computations-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-7-loss-per-share-tables" name="statement-statement-note-7-loss-per-share-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-8-income-taxes-components-of-deferred-income-taxes-details" name="statement-statement-note-8-income-taxes-components-of-deferred-income-taxes-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-8-income-taxes-reconciliation-of-income-tax-benefit-expense-details" name="statement-statement-note-8-income-taxes-reconciliation-of-income-tax-benefit-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-8-income-taxes-tables" name="statement-statement-note-8-income-taxes-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-9-rent-obligation-rent-obligation-details" name="statement-statement-note-9-rent-obligation-rent-obligation-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-note-9-rent-obligation-tables" name="statement-statement-note-9-rent-obligation-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="aipt_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
