科普英语:克隆羊的寿命更长?

博天堂航母网站

2018-10-11

Threeweeksafterthescientificworldmarkedthe20thanniversaryofthebirthofDollythesheepnewresearch,publishedbyTheUniversityofNottingham,intheacademicjournalNatureCommunicationshasshownthatfourclonesderivedfromthesamecelllsDollies--Debbie,Denise,DiannaandDaisy--havejustcelebratedtheir9thbirthdaysandalongwithnineotherclonestheyarepartofauniqueflockofclonedsheepunderthecareofProfessorKevinSinclair,anexpertindevelopmentalbiology,Healthyageingofclonedsheep--isthefirstdetailedandcomprehensive,Tuesday26July2016,itshowsthatatbetweenseventonineyearsofage(60to70inhumanyears)techniqueknownassomatic-cellnucleartransfer(SCNT).Thelate,,aclosecolleagueofProfessorCampbell:DespitetechnologicaladvancesinrecentyearsefficiencyofSCNTremainslowbutthereareseveralgroupsacrosstheworldworkingonthisproblematpresentandthereisreatemcellsfortherapeuticpurposesinhumansaswellasgeneratingtransgenicanimalsthatarehealthy,,ifthesebiotechnologiesaregoingtobeusedinfutureweneedtocontinuetotesttheirsafety.本文链接:http:///xuexi/yingyu/201711/本站内容如无特别说明,均来自网络和网友投稿!如侵犯了您的权利,请联系我们删除。