γ—Aminobutyric acid transporter (GAT1) overexpression in mouse affects the testicular morphology

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摘要 γ-AminobutyricacidandGABAergicreceptorswerepreviouslyreportedtobedistributedinreproductivesystemsbesidesCNSandpredictedtoparticipateinthemodulationoftesticularfunction.γ-Aminobutyricacidtransporterwasimplicatedtobeinvolvedinthisprocess.However,thepotentialroleofγ-aminobutyrictransporterintestishasnotbeenexplored.Inthisstudy,weinvestigatedtheexistenceofmouseγ-aminobutyricacidtransportersubtypeI(mGAT1)intestis.Wild-typeandtransgenicmice,whichoverexpressingmGAT1inavarietyoftissues,especiallyintestis,wereprimarilystudiedtoapproachtheprofileofmGAT1intestis.MicewithoverexpressedmGAT1developnormallybutwithreducedmassandsizeoftestisascomparedwithwild-type.Testicularmorphologyoftransgenicmiceexhibitedovertabnormalitiesincludingfocaldamageofthespermatogenicepitheliumaccompaniedbycapillariesproliferationandincreaseddiameterofseminiferoustubuleslumen.Reducednumberofspermatidswasalsofoundinsomeseminiferoustubules.OurresultsclearlydemonstratethepresenceofGAT1inmousetestisandimplythatGAT1ispossiblyinvolvedintesticularfunction.
机构地区 不详
出处 《细胞研究:英文版》 2000年1期
出版日期 2000年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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