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旋毛虫新生幼虫期特异性基因糖蛋白表达载体的构建
引用本文:徐晓立,刘明远,卢强,任瑞文.旋毛虫新生幼虫期特异性基因糖蛋白表达载体的构建[J].塔里木农垦大学学报,2002,14(3):1-4.
作者姓名:徐晓立  刘明远  卢强  任瑞文
作者单位:1. 塔里木农垦大学动物科技学院,新疆,阿拉尔,843300
2. 解放军军需大学动科系,吉林,长春,130062
3. 广州军区连勤部军事医学研究所,广东,广州,510507
摘    要:根据旋毛虫新生幼虫(NBL)期特异性全长cDNA SSC1基因序列,PCR扩增目的基因,克隆人pMD18T后,根据其读码框架,克隆人表达载体pET28b,构建其原核表达载体pET28b-SSC1。分别用Sal I和Xho I、Sma I和Hind Ⅲ双酶切;XbaI单酶切鉴定重组子,结果均与预期相符,进一步测序结果也表明重组载体读码框架正确,为进一步亚克隆和表达奠定基础。

关 键 词:糖蛋白表达载体  旋毛虫新生幼虫  期特异性基因  旋毛虫病
文章编号:1009-0568(2002)03-0005-03
修稿时间:2001年9月26日

Express Vector Construction of Trichinella Spiralis Newborn Larvae Stage-specific cDNAs
Xu Xiaoli , Liu Mingyuan , Lu Qiang , Ren Ruiwen.Express Vector Construction of Trichinella Spiralis Newborn Larvae Stage-specific cDNAs[J].Journal of Tarim University of Agricultural Reclamation,2002,14(3):1-4.
Authors:Xu Xiaoli  Liu Mingyuan  Lu Qiang  Ren Ruiwen
Institution:Xu Xiaoli 1, Liu Mingyuan 2, Lu Qiang 2, Ren Ruiwen 3
Abstract:Based on the open reading frame of full length SSC1 which has been identified as NBL stage-specific gene coding an glycoprotein,the forward PCR primer (AGGTCGACGTTGCAACATGCAAAAACG)with a Sal I enzyme site has been designed using the software DNAsis. Using the forward primer and T7 primer, the full length gene of SSC1 was amplified. After cloned in pMD18 T Vector and digested with the enzyme Sal I and Xho I,and digested pET28b with Sal I, Xho I and CIAP, the stage specific gene SSC1 was recombined with the T7 promoter-driven expression vector pET28b.The identified with Enzyme digested and sequenced results consistent with designed,which suggested it can be used as express vector.
Keywords:NBL  stage-specific gene  express vector  
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