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        <ExplanationTxt>AS PER CONSOLIDATED FINANCIAL STATEMENTS, WHICH INCLUDE ATCC GLOBAL: ATCC GLOBAL, ATCC, AND THE BIONEXUS FOUNDATION ARE EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (IRC) AND APPLICABLE INCOME TAX REGULATIONS OF THE COMMONWEALTH OF VIRGINIA, EXCEPT FOR INCOME FROM ACTIVITIES NOT RELATED TO THEIR TAX-EXEMPT PURPOSE. ATCC GLOBAL, ATCC, AND THE BIONEXUS FOUNDATION RECOGNIZE OR DERECOGNIZE TAX POSITIONS ON A "MORE LIKELY THAN NOT" THRESHOLD. THIS APPLIES TO POSITIONS TAKEN OR EXPECTED TO BE TAKEN IN A TAX RETURN. ATCC CELL SYSTEMS AND BIO ESSENTIALS LTD ACCRUE INCOME TAXES CURRENTLY PAYABLE AND ALSO RECOGNIZES DEFERRED TAX ASSETS AND LIABILITIES FOR THE ESTIMATED FUTURE TAX CONSEQUENCES OF TEMPORARY DIFFERENCES. TEMPORARY DIFFERENCES ARE THE RESULT OF DIFFERENCES BETWEEN THE TAX BASIS OF ASSETS AND LIABILITIES AND THEIR FINANCIAL STATEMENT AMOUNTS. DEFERRED TAX ASSETS AND LIABILITIES ARE MEASURED BY APPLYING ENACTED STATUTORY RATES APPLICABLE TO THE FUTURE YEARS IN WHICH DEFERRED TAX ASSETS OR LIABILITIES ARE EXPECTED TO BE SETTLED OR REALIZED. VALUATION ALLOWANCES ARE ESTABLISHED, WHEN NECESSARY, TO REDUCE DEFERRED TAX ASSETS TO THE AMOUNTS EXPECTED TO BE REALIZED. ATCC GLOBAL, ATCC, ACS, BIO ESSENTIALS LTD AND THE BIONEXUS FOUNDATION RECOGNIZE TAX LIABILITIES FOR UNCERTAIN TAX POSITIONS WHEN IT IS MORE LIKELY THAN NOT THAT A TAX POSITION WILL NOT BE SUSTAINED UPON EXAMINATION AND SETTLEMENT WITH VARIOUS TAXING AUTHORITIES. LIABILITIES FOR UNCERTAIN TAX POSITIONS ARE MEASURED BASED UPON THE LARGEST AMOUNT OF BENEFIT THAT IS GREATER THAN 50% LIKELY OF BEING REALIZED UPON SETTLEMENT. THE GUIDANCE ON ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES ALSO ADDRESSES DE-RECOGNITION, CLASSIFICATION, AND INTEREST AND PENALTIES ON INCOME TAXES. WITH FEW EXCEPTIONS, ATCC GLOBAL, ATCC, ACS AND THE BIONEXUS FOUNDATION ARE NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY THE U.S. FEDERAL, STATE OR LOCAL TAX AUTHORITIES FOR YEARS ENDED DECEMBER 31, 2019 AND PRIOR. BIO ESSENTIALS LTD IS SUBJECT TO TAXATION IN THE UNITED KINGDOM AS A PRIVATE LIMITED CORPORATION. MANAGEMENT HAS EVALUATED ATCC GLOBAL, ATCC, BIO ESSENTIALS LTD AND THE BIONEXUS FOUNDATION'S TAX POSITIONS AND HAS CONCLUDED THAT THESE ENTITIES HAVE TAKEN NO UNCERTAIN TAX POSITIONS THAT REQUIRE ADJUSTMENT TO THE CONSOLIDATED FINANCIAL STATEMENTS TO COMPLY WITH THE PROVISIONS OF THIS GUIDANCE.</ExplanationTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RUTH CHENG</PersonNm>
        <TitleTxt>ASST SEC./CSIO (FROM 11/2023)</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>387227</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>105000</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
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        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>38392</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>569642</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SCOTT BOLLER</PersonNm>
        <TitleTxt>ASST TRE/CFO/VP (FROM 03/2023)</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>248166</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>23545</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>2000</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL OF ATCC GLOBAL'S OFFICERS AND DIRECTORS ARE COMPENSATED DIRECTLY BY THE AMERICAN TYPE CULTURE COLLECTION, A SUPPORTED ORGANIZATION AND COMMON PAYMASTER OF ATCC GLOBAL. HOWEVER, AS ATCC'S PARENT, ATCC GLOBAL RETAINS THE RIGHT TO APPROVE EXECUTIVE AND DIRECTOR COMPENSATION. THE EXECUTIVE COMMITTEE OF THE ATCC GLOBAL BOARD OF DIRECTORS REVIEWS RECOMMENDATIONS BY THE CEO OF ATCC AND GIVES FINAL APPROVAL FOR THE OVERALL COMPENSATION PROGRAMS FOR ATCC. THESE PROGRAMS MAY INCLUDE MARKET AND RANGE ADJUSTMENTS, MERIT INCREASES, BONUSES, AND BENEFITS. A THIRD-PARTY ANALYSIS OF TOTAL EXECUTIVE COMPENSATION WAS COMPLETED IN DECEMBER 2022. THE EXECUTIVE COMMITTEE REVIEWS AND APPROVES COMPENSATION FOR THE CEO AND EXECUTIVES USING DATA FOR SIMILARLY QUALIFIED PERSONS IN FUNCTIONALLY COMPARABLE POSITIONS WITHIN SIMILAR INDUSTRIES. DOCUMENTATION OF SUCH DISCUSSIONS AND DECISIONS AND RELATED APPROVALS ARE PROVIDED TO THE VP, HUMAN RESOURCES/CHIEF PEOPLE OFFICER FOR RECORDKEEPING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INDIVIDUALS DESCRIBED BELOW RECEIVED A SEVERANCE PAYMENT. THE AMOUNT OF THE SEVERANCE PAYMENT IS INCLUDED IN SCHEDULE J, PART II, COLUMN (B)(III): GREGORY FORTON: $192,537</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>RAYMOND CYPESS, JOSHUA LABAER, STEVE CURTS, HEATHER KIESSLING, MELISSA REWOLINSKI, SCOTT BOLLER, GREGORY FORTON, THERESE SELLARS, AND RUTH CHENG, DIRECTORS AND/OR OFFICERS OF ATCC GLOBAL, HAD A BUSINESS RELATIONSHIP DURING THE TAX YEAR; THEY ALL SERVED AS DIRECTORS AND/OR OFFICERS OF ATCC CELL SYSTEMS, INC., A RELATED PARTY AS DISCUSSED ON SCHEDULE R. RAYMOND CYPESS, SCOTT BOLLER AND THERESE SELLARS ALSO SERVED AS DIRECTORS OF BIO ESSENTIALS LTD., A RELATED PARTY AS DISCUSSED ON SCHEDULE R.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINE 11B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PREPARED BY PWC US TAX LLP ("PWC"), BASED ON THE INFORMATION PROVIDED BY THE ORGANIZATION'S STAFF. PRIOR TO FILING WITH THE IRS, THE FORM 990 IS MADE AVAILABLE TO THE BOARD, PWC SIGNS AS PREPARER AND THE CHIEF FINANCIAL OFFICER SIGNS ON BEHALF OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINE 12C:</FormAndLineReferenceDesc>
        <ExplanationTxt>ATCC GLOBAL HAS A CONFLICT OF INTEREST POLICY THAT REQUIRES OFFICERS AND DIRECTORS TO DISCLOSE ANNUALLY, INTERESTS THAT COULD GIVE RISE TO CONFLICTS. THIS POLICY IS CONSISTENTLY MONITORED AND ENFORCED. BOARD MEMBERS WHO HAVE A CONFLICT OF INTEREST DO NOT VOTE ON ANY MATTER RELATED TO THE ISSUE FOR WHICH THEY HAVE A POTENTIAL CONFLICT. CONFLICT OF INTEREST FORMS ARE DISTRIBUTED TO, AND SIGNED BY, THE MEMBERS OF THE BOARD, AND THEN RETURNED TO OUTSIDE COUNSEL FOR REVIEW. DISCLOSED CONFLICTS, IF ANY, ARE ASSESSED BY OUTSIDE COUNSEL, AND OUTSIDE COUNSEL ASSISTS WITH ANY NECESSARY FOLLOW-UP ACTIVITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINES 15A &amp; 15B:</FormAndLineReferenceDesc>
        <ExplanationTxt>ATCC, A RELATED ORGANIZATION, PAYS COMPENSATION FOR ALL OF ATCC GLOBAL'S OFFICERS AND EMPLOYEES. ATCC GLOBAL DETERMINES THE COMPENSATION PROCESSES FOR ALL RELATED ENTITIES. THE EXECUTIVE COMMITTEE OF THE ATCC GLOBAL BOARD OF DIRECTORS REVIEWS RECOMMENDATIONS MADE BY THE CEO OF ATCC, AND GIVES FINAL APPROVAL FOR THE OVERALL COMPENSATION PROGRAMS FOR ATCC. THESE PROGRAMS MAY INCLUDE SALARY STRUCTURES, MERIT INCREASES, BONUSES AND BENEFITS, AS WELL AS MARKET AND RANGE ADJUSTMENTS. A THIRD-PARTY ANALYSIS OF TOTAL EXECUTIVE COMPENSATION WAS COMPLETED IN DECEMBER 2022. THE EXECUTIVE COMMITTEE REVIEWS AND APPROVES COMPENSATION FOR THE CEO AND EXECUTIVES USING DATA FOR SIMILARLY QUALIFIED PERSONS IN FUNCTIONALLY COMPARABLE POSITIONS WITHIN SIMILAR INDUSTRIES. DOCUMENTATION OF SUCH DISCUSSIONS AND DECISIONS, AS WELL AS RELATED APPROVALS ARE PROVIDED BY THE VP, HUMAN RESOURCES/CHIEF PEOPLE OFFICER FOR RECORDKEEPING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINE 19:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY OR FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART IX LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION:ADMINISTRATIVE SERVICES TOTAL FEES:550023</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>AMERICAN TYPE CULTURE COLLECTION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>10801 UNIVERSITY BOULEVARD</AddressLine1Txt>
          <CityNm>MANASSAS</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20110</ZIPCd>
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        <EIN>530196548</EIN>
        <PrimaryActivitiesTxt>SCIENCE RSRCH</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>ATCC GLOBAL</BusinessNameLine1Txt>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
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          <AddressLine1Txt>10801 UNIVERSITY BOULEVARD</AddressLine1Txt>
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          <BusinessNameLine1Txt>BIO ESSENTIALS LTD</BusinessNameLine1Txt>
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          <AddressLine1Txt>GROUND FLOOR 123 PALL MALL</AddressLine1Txt>
          <CityNm>LONDON</CityNm>
          <CountryCd>UK</CountryCd>
          <ForeignPostalCd>SW1Y 5EA</ForeignPostalCd>
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        <PrimaryActivitiesTxt>ADMIN</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>UK</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>ATCC GLOBAL</BusinessNameLine1Txt>
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        <EntityTypeTxt>C CORP</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>517819</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>45626</ShareOfEOYAssetsAmt>
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      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>true</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
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          <BusinessNameLine1Txt>ATCC CELL SYSTEMS INC</BusinessNameLine1Txt>
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</Return>