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灭活病毒诱导牙鲆传代细胞差减cDNA文库的构建及分析
Authors
张奇亚
杜昌升
+3 more
桂建芳
苗大利
董彩文
Publication date
1 January 2005
Publisher
Abstract
以灭活大鳞鲆弹状病毒诱导的牙鲆(Paralichthys olivaceus)传代细胞作为检测子(tester),正常对照细胞作为驱赶子(driver),分别提取mRNA,逆转录合成双链cDNA。经两轮差减杂交,两轮抑制性PCR扩增后,取正向差减的PCR产物与T载体连接,构建抑制差减cDNA文库,随机挑取7400余个克隆,对其中4200多个克隆进行PCR扩增鉴定,发现近4000个克隆中均含有插入片段,大小在250~1000bps之间,进一步对含有插入片段的近4000个克隆进行了斑点杂交筛选,得到近668个可能含有抗病毒或与免疫相关的阳性克隆。初步的结果表明所建立的差减cDNA文库适合进一步克隆鱼类抗病毒相关新基因
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:342005/35600
Last time updated on 19/05/2020