欢迎来到天天文库
浏览记录
ID:32379528
大小:1.08 MB
页数:4页
时间:2019-02-04
《小鼠fam134b基因慢病毒表达载体的构建》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、2017(03上):5-8,288小鼠FAM134B基因慢病毒表达载体的构建1211罗,李虎,林亚秋,钟红梅(1.西南民族大学生命科学与技术学院,成都610041;2.新乡医学院,河南新乡453003)中图分类号:S852.65;Q786文献标识码:A文章编号:1004-7034(2017)03-0005-05关键词:FAM134B基因;超表达;shRNA;慢病毒;qPCR摘要:为了应用基因重组技术,构建小鼠FAM134B基因慢病毒超表达和短发夹(shRNA)载体,试验根据GenBank上登录的小鼠FAM134
2、B基因序列设计引物,扩增该基因开放阅读框(ORF)序列,并克隆到酶切的FUGW载体,同时设计3对FAM134B-siRNA序列克隆到酶切的PsicoR载体,将获得的重组质粒与包装质粒(PSPA和PMD2G)共转染293T细胞包装成病毒颗粒,感染体外培养的3T3-L1前体脂肪细胞,实时荧光定量PCR(qPCR)检测FAM134B基因的超表达及干扰效果。结果表明:重组质粒FUGW-PGC-1α-GFP及PsicoR-FAM134B-GFP测序验证成功,包装后感染3T3-L1前体脂肪细胞发现该基因被成功超表达和干扰。说
3、明成功构建小鼠FAM134B慢病毒超表达和干扰载体,可为该基因在脂代谢中的作用提供重要的工具。ConstructionofthelentiviralvectorofmouseFAM134Bgene1211LUOFan,LIHu,LINYaqiu,ZHONGHongmei(1.CollegeofLifeSciencesandTechnology,SouthwestUniversityforNationalities,Chengdu610041,China;2.XinxiangMedicalUniversity,Xi
4、nxiang453003,China)Keywords:FAM134Bgene;overexpression;shRNA;lentivirus;qPCRAbstract:Toconstructthelentiviralover-expressionvectorandshorthairpinRNAvectorofmouseFAM134Bgeneusinggenerecombinationtechnology,theprimersweredesignedbasedonthemouseFAM134Bgenesequen
5、ceregisteredinGenBank.Theopenreadingframe(ORF)sequenceofFAM134BgenewasamplifiedandclonedintothedigestedFUGWvector.Meanwhile,3pairsofsequencesforFAM134B-siRNAweredesignedandclonedintoPsicoRvector.TherecombinantplasmidsandthepackedplasmidsofPSPAandPMD2Gwereco-t
6、ransfectedinto293Tcellsandpackagedintovirusparticlestoinfect3T3-L1preadipocytesculturedinvitro.Real-timefluorescentquantitativePCR(qPCR)wasusedtodetecttheoverexpressionlevelofFAM134Bgeneandtheinterferenceeffect.Theresultsshowedthatthesequencingforrecombinant
7、plasmidsFUGW-PGC-1α-GFPandPsicoR-FAM134B-GFPwasvalidatedsuccessfully,anditwasfoundthattheFAM134Bgenewasover-expressedandinterferedsuccessfullyafterthelentiviralvectorofFAM134Bgenewaspackedtoinfectthe3T3-L1preadipocytes.Theresultindicatesthatthelentiviralover-
8、expressionvectorandinterferencevectoraresuccessfullyconstructed,anditcanprovideanimportanttoolfortheroleofFAM134Bgeneinthefatmetabolism.FAM134B(familywithsequencesimilarity134,FAM134B基因的表
此文档下载收益归作者所有