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1、山東人學(xué)頌:t:學(xué)位論義一個潛在指標(biāo)。3、GRIM.19蛋白的阻斷能影響胚胎的存活率,并阻滯小鼠早期胚胎的發(fā)育,提示GRIM.19在胚胎的早期發(fā)育中發(fā)揮重要作用。關(guān)鍵詞:GRIM.19;線粒體;植入前胚胎;Westernblot;Real—timePCR;顯微注射山東人學(xué)碩.L
2、學(xué)位論文ThestudiesonexpressionofGRIM一19inpreimplantationembryo?!痬iceLnditsfunctionemrOOtmlceanItSUncSpeciality:Gynecologyand
3、ObstetricsPostgraduate:CuiWenjuanSupervisor:Prof.DengXiaohuiProf.ChaoLanABSTRACTPurposesMitochondriaaretherichestoforganellesineggcytoplasm,whicharethemajorsourceofATPgenerationforegg,fertilizedovumandembryo.Duringtheearlydevelopmentofembryo,mitochondriaunderg
4、oaseriesofchangesinmorphologyandlocation.Duringthisstage,littlechangeinmitochondria’Sfunctioncandirectlyinfluencethegrowthandproliferationofpreimplantationembryo.Ifmitochondriarespiratorychaingetimpaired,itwouldcauseATPreduced,aneuploidgenerated,andthedevelopm
5、entpotentialofovumsuppressedduetothedisturbanceofthenormalfertilizationandembryodevelopment.GRIM.19(GenesassociatedwithRetinoid—Interferon-inducedMortality.19)wasfoundtobeapartofcomplexIofmitochondrialrespiratorychainwhichcatalyzedthefirststepofelectrontransfe
6、rintheoxidativephosphorylationsystem(OXPHOS).AnditsubsequentlywasdemonstratedtobeinvolvedincomplexI—IVassemblyandactivity,andmaintainingthemitochondrialtransmembranepotential(△Y1.GRIM一19?!眀lastocystsstrikinglydisplayabnormalmitochondrialstructure,morphology,an
7、dcellulardistribution.HomologousdeletionofGRIM-19causesembryoniclethalityatemoryomcday9.,.Subsequently.ithasbeendemonstrationthatGRIM-19wasessentialtoearlydevelopmentofheart.However,therewasnoreportabout7山東大學(xué)碩士學(xué)位論文GRIM一19inpreimplantationembryoofmice.So,inthis
8、researchwestudiedthefunctionofGRIM一19inpreimplantationembryoofmiceviadetectingtheexpressionofGRIM一19.MethodS1.SuperoVulationandeggscollectionSexualmaturityfemalemicewereabdominalinjectedwith10IUeachoneofhumanmenopausalgonadotropin(HMG),and48hlaterinjectedwith1
9、OIUeachoneofhumanchorionicgonadatropin(hCG).Onefemalemiceandonemalemiceasacouplewerebothplacedtogetherforfertilization.FertilizedovumwerecollectedwithG1mediumthenextday(27hafterhCG