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| <import namespace="http://fasb.org/us-types/2019-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2019/elts/us-types-2019-01-31.xsd"/> |
| <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd"/> |
| <import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd"/> |
| <import namespace="http://xbrl.sec.gov/country/2017-01-31" schemaLocation="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd"/> |
| <import namespace="http://fasb.org/srt/2019-01-31" schemaLocation="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd"/> |
| <import namespace="http://fasb.org/srt-types/2019-01-31" schemaLocation="http://xbrl.fasb.org/srt/2019/elts/srt-types-2019-01-31.xsd"/> |
| <element id="BBLG_OptionsIssuedToConsultants" name="OptionsIssuedToConsultants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PrepaidOfferingCostsNettedAgainstProceedsFromIssuanceOfCommonStock" name="PrepaidOfferingCostsNettedAgainstProceedsFromIssuanceOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_IssuanceCostsOfSharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredDebt" name="IssuanceCostsOfSharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ForfeitureOfDeferredCompensation" name="ForfeitureOfDeferredCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ScheduleOfWarrantActivityTableTextBlock" name="ScheduleOfWarrantActivityTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DeferredCompensationTextBlock" name="DeferredCompensationTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognitionConsultant" name="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognitionConsultant" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_StockIssuedDuringPeriodSharesInLieuOfCashBonusesShares" name="StockIssuedDuringPeriodSharesInLieuOfCashBonusesShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_StockIssuedDuringPeriodValueInLieuOfCashBonuses" name="StockIssuedDuringPeriodValueInLieuOfCashBonuses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyUponNetSettlementOfWarrantsShares" name="SharesIssuedToRelatedPartyUponNetSettlementOfWarrantsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyUponNetSettlementOfWarrants" name="SharesIssuedToRelatedPartyUponNetSettlementOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyUnderAntidilutionProvisionShares" name="SharesIssuedToRelatedPartyUnderAntidilutionProvisionShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyUnderAntidilutionProvision" name="SharesIssuedToRelatedPartyUnderAntidilutionProvision" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyForCashShares" name="SharesIssuedToRelatedPartyForCashShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyForCash" name="SharesIssuedToRelatedPartyForCash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareAdjustmentForStockSplitRounding" name="ShareAdjustmentForStockSplitRounding" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_IssuancePursuantFoundersAgreementShares" name="IssuancePursuantFoundersAgreementShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_IssuancePursuantFoundersAgreement" name="IssuancePursuantFoundersAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredConvertibleNoteAgreementsShares" name="SharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredConvertibleNoteAgreementsShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredConvertibleNoteAgreements" name="SharesIssuedToRelatedPartyForCollateralPursuantToOutstandingSecuredConvertibleNoteAgreements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharesIssuedUponCloseOfRightsOfferingSharesToRelatedParties" name="SharesIssuedUponCloseOfRightsOfferingSharesToRelatedParties" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_InterestPayableRelatedParty" name="InterestPayableRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MarketValueOfCommonStock" name="MarketValueOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NonconvertibleDebtSecurities" name="NonconvertibleDebtSecurities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_CessationAsEmergingGrowthCompanyDescription" name="CessationAsEmergingGrowthCompanyDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_EstimatedOperatingExpenditure" name="EstimatedOperatingExpenditure" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PercentageOfEarnedDeferredCompensation" name="PercentageOfEarnedDeferredCompensation" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NumberOfSharesOfCommonStockIssuedAsCollateral" name="NumberOfSharesOfCommonStockIssuedAsCollateral" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DebtDiscountWrittenOff" name="DebtDiscountWrittenOff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_StockIssuedDuringLieuOfCashBonuses" name="StockIssuedDuringLieuOfCashBonuses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SaleOfCommonStockPresplitShare" name="SaleOfCommonStockPresplitShare" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_IssuancePursuantToCertainLetterAgreementRelatedPartyShares" name="IssuancePursuantToCertainLetterAgreementRelatedPartyShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_IssuancePursuantToCertainLetterAgreementRelatedPartysharesValue" name="IssuancePursuantToCertainLetterAgreementRelatedPartysharesValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsNonOptionsAggregateIntrinsicValueOutstanding" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsNonOptionsAggregateIntrinsicValueOutstanding" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGrantsInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGrantsInPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisesInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisesInPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageRemainingContractualTermBeginning" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageRemainingContractualTermBeginning" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisedWeightedAverageRemainingContractualTerm" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercisedWeightedAverageRemainingContractualTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageRemainingContractualTermEnding" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageRemainingContractualTermEnding" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsOutstandingPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsOutstandingPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_WarrantsExpirationDate" name="WarrantsExpirationDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PercentageOfStockIssuedAndOutstanding" name="PercentageOfStockIssuedAndOutstanding" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm2" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm2" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedWeightedAverageRemainingContractualTerm2" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedWeightedAverageRemainingContractualTerm2" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisableNumber" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisableNumber" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsOutstanding" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsOutstanding" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisableWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisableWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue1" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue1" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_OperatingLossCarryforwardsExpirationDescription" name="OperatingLossCarryforwardsExpirationDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DeferredCompensationForfeitedAndWrittenOff" name="DeferredCompensationForfeitedAndWrittenOff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MaintenanceFees" name="MaintenanceFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PercentageOfCommercialSaleOfLicensedProductEqualToNetSales" name="PercentageOfCommercialSaleOfLicensedProductEqualToNetSales" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_RoyaltyPercentageReduced" name="RoyaltyPercentageReduced" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_LicenseCommitmentFee" name="LicenseCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PercentageOfAmountRaisedInPrivatePlacement" name="PercentageOfAmountRaisedInPrivatePlacement" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_InterestPayableRelatedParties" name="InterestPayableRelatedParties" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConvertiblePromissoryNotesMember" name="ConvertiblePromissoryNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_TwoThousandNineMember" name="TwoThousandNineMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_UnexercisedCommonStockWarrantsMember" name="UnexercisedCommonStockWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_TwoThousandTenMember" name="TwoThousandTenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AprilTwoThousandThirteenMember" name="AprilTwoThousandThirteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenOneMember" name="JulyTwoThousandFourteenOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenTwoMember" name="JulyTwoThousandFourteenTwoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenThreeMember" name="JulyTwoThousandFourteenThreeMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenFourMember" name="JulyTwoThousandFourteenFourMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenFiveMember" name="JulyTwoThousandFourteenFiveMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandFourteenOneMember" name="SeptemberTwoThousandFourteenOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandFourteenTwoMember" name="SeptemberTwoThousandFourteenTwoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandFourteenThreeMember" name="SeptemberTwoThousandFourteenThreeMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_OctoberTwoThousandFourTeenMember" name="OctoberTwoThousandFourTeenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandThirteenTwoMember" name="SeptemberTwoThousandThirteenTwoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandThirteenOneMember" name="SeptemberTwoThousandThirteenOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NovemberTwoThousandThirteenMember" name="NovemberTwoThousandThirteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_VestedAndUnexercisedCommonStockWarrantsMember" name="VestedAndUnexercisedCommonStockWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandFourteenMember" name="SeptemberTwoThousandFourteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NovemberTwoThousandFourteenMember" name="NovemberTwoThousandFourteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MayTwoThousandFifteenMember" name="MayTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AugustTwoThousandFifteenMember" name="AugustTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandFifteenMember" name="SeptemberTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_OctoberTwoThousandFifteenMember" name="OctoberTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_TwoThousandFifteenEquityIncentivePlanMember" name="TwoThousandFifteenEquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NovemberTwoThousandFifteenMember" name="NovemberTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DecemberTwoThousandFifteenMember" name="DecemberTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_EmployeesDirectorsAndConsultantsMember" name="EmployeesDirectorsAndConsultantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThirdConvertibleSecuredTermNoteAndWarrantsMember" name="ThirdConvertibleSecuredTermNoteAndWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_HankeyCapitalLLCMember" name="HankeyCapitalLLCMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThirdWarrantMember" name="ThirdWarrantMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FebruaryTwoThousandSixteenMember" name="FebruaryTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JanuaryTwoThousandSixteenMember" name="JanuaryTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MarchTwoThousandSixteenMember" name="MarchTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstTwoConvertibleSecuredNotesMember" name="FirstTwoConvertibleSecuredNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MayTwoThousandSixteenMember" name="MayTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JuneTwoThousandSixteenMember" name="JuneTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_OctoberTwoThousandSixteenNotePurchaseAgreementMember" name="OctoberTwoThousandSixteenNotePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DirectorsMember" name="DirectorsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecuredConvertibleNoteMember" name="SecuredConvertibleNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecondSecuredConvertibleNoteMember" name="SecondSecuredConvertibleNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThirdSecuredConvertibleNoteMember" name="ThirdSecuredConvertibleNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JanuaryTwoThousandSeventeenMember" name="JanuaryTwoThousandSeventeenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NonaffiliatesMember" name="NonaffiliatesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstandSecondSecuredConvertibleNotesandWarrantMember" name="FirstandSecondSecuredConvertibleNotesandWarrantMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstandSecondSecuredConvertibleNotesMember" name="FirstandSecondSecuredConvertibleNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_CommonStockToBeIssuedMember" name="CommonStockToBeIssuedMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FounderMember" name="FounderMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JanuaryTwoThousandEighteenMember" name="JanuaryTwoThousandEighteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DepositorMember" name="DepositorMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulySixteenTwoThousandEighteenMember" name="JulySixteenTwoThousandEighteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FourShareholdersMember" name="FourShareholdersMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PromissoryNoteMember" name="PromissoryNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MTFMember" name="MTFMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_EmployeesAndDirectorsMember" name="EmployeesAndDirectorsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecuritiesPurchaseAgreementMember" name="SecuritiesPurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FourStockholdersMember" name="FourStockholdersMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DonHankeyMember" name="DonHankeyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DonHankeyTrustMember" name="DonHankeyTrustMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_HAndHFundingLLCMember" name="HAndHFundingLLCMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_HankeyInvestmentCompanyLPMember" name="HankeyInvestmentCompanyLPMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SharePurchaseAgreementMember" name="SharePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConvertibleSecuredNoteMember" name="ConvertibleSecuredNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ResearchAndDevelopmentExpenseAndGeneralAndAdministrativeExpenseMember" name="ResearchAndDevelopmentExpenseAndGeneralAndAdministrativeExpenseMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberTwoThousandSixteenMember" name="SeptemberTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstSecondAndThirdConvertibleSecuredTermNotesMember" name="FirstSecondAndThirdConvertibleSecuredTermNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DirectorOneMember" name="DirectorOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandAndEighteenRightsOfferingMember" name="JulyTwoThousandAndEighteenRightsOfferingMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_LetterAgreementMember" name="LetterAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_LicenseAgreementMember" name="LicenseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstCommercialSaleMember" name="FirstCommercialSaleMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AfterFirstCommercialSaleMember" name="AfterFirstCommercialSaleMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_UniversityOfCaliforniaLosAngelesTechnologyDevelopmentGroupMember" name="UniversityOfCaliforniaLosAngelesTechnologyDevelopmentGroupMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstSubjectInFeasibilityStudyMember" name="FirstSubjectInFeasibilityStudyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstSubjectInPivotalStudyMember" name="FirstSubjectInPivotalStudyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_PreMarketApprovalOfLicensedProductOrLicensedMethodMember" name="PreMarketApprovalOfLicensedProductOrLicensedMethodMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstCommercialSaleOfLicensedProductOrLicensedMethodMember" name="FirstCommercialSaleOfLicensedProductOrLicensedMethodMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NotesPayableMember" name="NotesPayableMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AFHMember" name="AFHMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConsultingAgreementMember" name="ConsultingAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NotePurchaseAgreementMember" name="NotePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstAnniversaryMember" name="FirstAnniversaryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecondAnniversaryMember" name="SecondAnniversaryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThirdAnniversaryMember" name="ThirdAnniversaryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FourthAnniversaryMember" name="FourthAnniversaryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FifthAnniversaryMember" name="FifthAnniversaryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MTFandHankeyCapitalLLCMember" name="MTFandHankeyCapitalLLCMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_NoncurrentStockholdersMember" name="NoncurrentStockholdersMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThreeNotePurchaseAgreementMember" name="ThreeNotePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FebruaryTwoThousandFifteenMember" name="FebruaryTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FoundersProfessionalServicesAgreementMember" name="FoundersProfessionalServicesAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ExistingConvertibleNotesMember" name="ExistingConvertibleNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_HankeyCapitalLLCandMusculoskeletalTransplantFoundationIncMember" name="HankeyCapitalLLCandMusculoskeletalTransplantFoundationIncMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConvertedPromissoryNotesMember" name="ConvertedPromissoryNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_TwoRelatedPartiesMember" name="TwoRelatedPartiesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConvertedPromissoryNotesOneMember" name="ConvertedPromissoryNotesOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FoundersProfessionalServicesAgreementTerminationMember" name="FoundersProfessionalServicesAgreementTerminationMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ConsultantsMember" name="ConsultantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeparateProfessionalServicesAgreementsMember" name="SeparateProfessionalServicesAgreementsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DrChiaSooMember" name="DrChiaSooMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DrEricKangTingMember" name="DrEricKangTingMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DrBenWuMember" name="DrBenWuMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_CreditFacilityMember" name="CreditFacilityMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JanuaryTwoThousandNineteenMember" name="JanuaryTwoThousandNineteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_CreditFacilityConvertibleSecuredTermNoteMember" name="CreditFacilityConvertibleSecuredTermNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_CollateralSharesMember" name="CollateralSharesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstandSecondSecuredConvertibleNotesandWarrantsMember" name="FirstandSecondSecuredConvertibleNotesandWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstCreditFacilityConvertibleSecuredTermNoteMember" name="FirstCreditFacilityConvertibleSecuredTermNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecondCreditFacilityConvertibleSecuredTermNoteMember" name="SecondCreditFacilityConvertibleSecuredTermNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DebtDiscountAmortizationMember" name="DebtDiscountAmortizationMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DebtIssuanceAmortizationMember" name="DebtIssuanceAmortizationMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstCreditFacilityMember" name="FirstCreditFacilityMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SecondCreditFacilityMember" name="SecondCreditFacilityMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_JulyTwoThousandFourteenMember" name="JulyTwoThousandFourteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeparationAgreementMember" name="SeparationAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_OctoberTwentyFourTwoThousandFourteenMember" name="OctoberTwentyFourTwoThousandFourteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MayTwentyFourTwoThousandFifteenMember" name="MayTwentyFourTwoThousandFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FebruaryTwentyFourTwoThousandSixteenMember" name="FebruaryTwentyFourTwoThousandSixteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_MarchNineteenTwoThousandNineteenMember" name="MarchNineteenTwoThousandNineteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_SeptemberNineteenTwoThousandNineteenMember" name="SeptemberNineteenTwoThousandNineteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FirstAndSecondAndThirdConvertibleSecuredTermNotesMember" name="FirstAndSecondAndThirdConvertibleSecuredTermNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AllOutstandingNotesMember" name="AllOutstandingNotesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AllOutstandingNotesOneMember" name="AllOutstandingNotesOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_AllOutstandingNotesTwoMember" name="AllOutstandingNotesTwoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_FoundersLetterAgreementMember" name="FoundersLetterAgreementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_ThirdPartyMember" name="ThirdPartyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item"/> |
| <element id="BBLG_DeferredCompensationAbstract" name="DeferredCompensationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item"/> |
| </schema> |