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<!--Date of creation: 08/16/2021-->
<!--Software architectural design and coding: Dipendra K. Singh-->
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  <element id="tenx_CommonStockAndPreFundedWarrantsSoldNetOfOfferingCostsShares" name="CommonStockAndPreFundedWarrantsSoldNetOfOfferingCostsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockAndPreFundedWarrantsSoldNetOfOfferingCostsAmount" name="CommonStockAndPreFundedWarrantsSoldNetOfOfferingCostsAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CompensationOnOptionsIssued" name="CompensationOnOptionsIssued" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockIssuedForServicesRenderedShares" name="CommonStockIssuedForServicesRenderedShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockIssuedForServicesRenderedAmount" name="CommonStockIssuedForServicesRenderedAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockIssuedForConvertiblePreferredStockShares" name="CommonStockIssuedForConvertiblePreferredStockShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockIssuedForConvertiblePreferredStockAmount" name="CommonStockIssuedForConvertiblePreferredStockAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ExerciseOfPreFundedWarrantsShares" name="ExerciseOfPreFundedWarrantsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ExerciseOfPreFundedWarrantsAmount" name="ExerciseOfPreFundedWarrantsAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnrealizedLossOnMarketableSecurities" name="UnrealizedLossOnMarketableSecurities" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockIssuedDuringPeriodValueWarrantsExercised" name="StockIssuedDuringPeriodValueWarrantsExercised" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnrealizedGainOnMarketableSecurities" name="UnrealizedGainOnMarketableSecurities" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockAndPreferredStockIssuedForAssetAcquisitionShares" name="CommonStockAndPreferredStockIssuedForAssetAcquisitionShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockAndPreferredStockIssuedForAssetAcquisitionAmount" name="CommonStockAndPreferredStockIssuedForAssetAcquisitionAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_IssuanceOfCommonStockAndPreferredStockForAssetAcquisition" name="IssuanceOfCommonStockAndPreferredStockForAssetAcquisition" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_IssuanceAndVestingOfCompensatoryStockOptionsAndWarrants" name="IssuanceAndVestingOfCompensatoryStockOptionsAndWarrants" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_AmortizationOfPremiumOnMarketableSecurities" name="AmortizationOfPremiumOnMarketableSecurities" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_SaleOfMarketableSecurities" name="SaleOfMarketableSecurities" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_LiquidityAndManagementsPlanPolicyTextBlock" name="LiquidityAndManagementsPlanPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_Covid19ImpactPolicyTextBlock" name="Covid19ImpactPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ScheduleOfInvestmentsInMarketableSecurities" name="ScheduleOfInvestmentsInMarketableSecurities" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_SharesAvailableForGrantTableTextblock" name="SharesAvailableForGrantTableTextblock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_OutstandingStockOptionsUnderPlanTableTextBlock" name="OutstandingStockOptionsUnderPlanTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_AvailableForSaleSecuritiesGrossRealizedGainsLossesProceeds" name="AvailableForSaleSecuritiesGrossRealizedGainsLossesProceeds" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_GrossUnrealizedLosses" name="GrossUnrealizedLosses" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_AvailableForSaleSecuritiesEstimatedFairValue" name="AvailableForSaleSecuritiesEstimatedFairValue" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_LessImputedInterest" name="LessImputedInterest" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_RemainingLeaseTerm" name="RemainingLeaseTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_LeaseTermPeriod" name="LeaseTermPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PercentageOfAnnualIncreaseInRent" name="PercentageOfAnnualIncreaseInRent" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PppLoanAmount" name="PppLoanAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PppLoanMonthlyPayment" name="PppLoanMonthlyPayment" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_DebtInstrumentDecreaseForgivenessAccruedInterest" name="DebtInstrumentDecreaseForgivenessAccruedInterest" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_InProcessResearchAndDevelopmentExpense" name="InProcessResearchAndDevelopmentExpense" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockAcquired" name="CommonStockAcquired" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PercentageOfPreferredStockCarriesVotingRights" name="PercentageOfPreferredStockCarriesVotingRights" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_LicenseAgreementMaturityDate" name="LicenseAgreementMaturityDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_NonRefundableUpFrontPayment" name="NonRefundableUpFrontPayment" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_GrantPaidToAuthority" name="GrantPaidToAuthority" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_GrantPaidToAuthorityOne" name="GrantPaidToAuthorityOne" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_NonRefundableCommercializationMilestonePayment" name="NonRefundableCommercializationMilestonePayment" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquitysInstrumentsOutstandingNumber" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquitysInstrumentsOutstandingNumber" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentExercised" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisesInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisesInPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAvailableForGrant" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAvailableForGrant" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitureInPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitureInPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_WarranToPurchaseOfCommonStockTerm" name="WarranToPurchaseOfCommonStockTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockOptionsGrantedVestingPeriod" name="StockOptionsGrantedVestingPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_WarrantToPurchaseOfCommonStockExercisePrice" name="WarrantToPurchaseOfCommonStockExercisePrice" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ConcurrentPrivatePlacementUnregisteredPrefundedWarrantsToPurchasCommonStock" name="ConcurrentPrivatePlacementUnregisteredPrefundedWarrantsToPurchasCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredCommonStockWarrantsToPurchaseCommonStock" name="UnregisteredCommonStockWarrantsToPurchaseCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredCommonStockWarrantsToPurchaseGrossProceeds" name="UnregisteredCommonStockWarrantsToPurchaseGrossProceeds" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredWarrantsExercisePrice" name="UnregisteredWarrantsExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_NetProceedsFromOfferingsAfterDeductingPlacementAgentFeesAndOtherDirectOfferingExpenses" name="NetProceedsFromOfferingsAfterDeductingPlacementAgentFeesAndOtherDirectOfferingExpenses" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_FairValueAllocatedCommonStock" name="FairValueAllocatedCommonStock" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_FairValueAllocatedPrefundedWarrants" name="FairValueAllocatedPrefundedWarrants" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_FairValueAllocatedWarrants" name="FairValueAllocatedWarrants" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredCommonStockWarrantsToPurchaseCommonStockdeece2" name="UnregisteredCommonStockWarrantsToPurchaseCommonStockdeece2" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_WarrantToPurchaseOfCommonStockTerm" name="WarrantToPurchaseOfCommonStockTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_EstimatedFairValueofWarrantIssuedForServices" name="EstimatedFairValueofWarrantIssuedForServices" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_IssuedUnderwriterWarrantTopurchaseCommonStock" name="IssuedUnderwriterWarrantTopurchaseCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnderwriterWarrantToPurchaseCommonStockExercisePrice" name="UnderwriterWarrantToPurchaseCommonStockExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnderwriterWarrantToPurchaseCommonStockEstimatedFairValue" name="UnderwriterWarrantToPurchaseCommonStockEstimatedFairValue" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_EstimatedFairValueofWarrantIssuedForServicese" name="EstimatedFairValueofWarrantIssuedForServicese" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockUponTheCashlessExerciseOfPreviouslyOutstandingPlacementAgentWarrants" name="CommonStockUponTheCashlessExerciseOfPreviouslyOutstandingPlacementAgentWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PrefundedWarrantsOutstanding" name="PrefundedWarrantsOutstanding" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PreferredStockVotingRightsPercentage" name="PreferredStockVotingRightsPercentage" nillable="true" xbrli:periodType="instant" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PreferredStockVotingRightsPercentage1" name="PreferredStockVotingRightsPercentage1" nillable="true" xbrli:periodType="instant" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockConvertibleIntoAggregateSharesOfCommonStock" name="StockConvertibleIntoAggregateSharesOfCommonStock" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_RightsPreferencesAndPrivilegesConversionIntoShare" name="RightsPreferencesAndPrivilegesConversionIntoShare" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_RightsPreferencesAndPrivilegesConversionIntoShare1" name="RightsPreferencesAndPrivilegesConversionIntoShare1" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockParOrStatedValuePerShares" name="CommonStockParOrStatedValuePerShares" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_CommonStockSharesIssue" name="CommonStockSharesIssue" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockOptionsGrantedFairMarketValuePercentage" name="StockOptionsGrantedFairMarketValuePercentage" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_StockOptionsDescription" name="StockOptionsDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_EstimatedFairValueOfInducementStockOptionAwardGranted" name="EstimatedFairValueOfInducementStockOptionAwardGranted" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_DividendYield" name="DividendYield" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_MaturityPeriod" name="MaturityPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PurchasePriceOfStock" name="PurchasePriceOfStock" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredPreFundedWarrants" name="UnregisteredPreFundedWarrants" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_ProceedsFromOffering" name="ProceedsFromOffering" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_UnregisteredWarrantHasAnExercisePricePerShareOfCommonStock" name="UnregisteredWarrantHasAnExercisePricePerShareOfCommonStock" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PercentageOfGrossProceedReceived" name="PercentageOfGrossProceedReceived" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_WarrantIssuedToPurchaseCommonStock" name="WarrantIssuedToPurchaseCommonStock" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_PercentageOfOfferingPricePerShareOfCommonStock" name="PercentageOfOfferingPricePerShareOfCommonStock" nillable="true" xbrli:periodType="instant" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_dvddv" name="dvddv" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="tenx_SeveranceReceived" name="SeveranceReceived" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element name="StockIncentivePlan2016Member" id="tenx_StockIncentivePlan2016Member" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="Amended1999StockPlanMember" id="tenx_Amended1999StockPlanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="InducementStockOptionsMember" id="tenx_InducementStockOptionsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="InvestorsMember" id="tenx_InvestorsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarranttoPurchaseCommonStockMember" id="tenx_WarranttoPurchaseCommonStockMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="SimdaxLicenseAgreementMember" id="tenx_SimdaxLicenseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="ConvertiblePreferredSharesOutstandingMember" id="tenx_ConvertiblePreferredSharesOutstandingMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="PurchaseAgreementMember" id="tenx_PurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RegistrationRightsAgreementMember" id="tenx_RegistrationRightsAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MarchTwentyTwentyWarrantsMember" id="tenx_MarchTwentyTwentyWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="July2020WarrantsMember" id="tenx_July2020WarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="CommonStocksMember" id="tenx_CommonStocksMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="PrefundedWarrantsToPurchaseCommonStockMember" id="tenx_PrefundedWarrantsToPurchaseCommonStockMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="SeparationAgreementMember" id="tenx_SeparationAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MrDitonnoMember" id="tenx_MrDitonnoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
</schema>
