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基于Special-Base模型检测转基因作物nos/plamid构建特异性
引用本文:兰青阔,王永,赵新,陈锐,朱珠,李欧静,余景会,郭永泽,程奕.基于Special-Base模型检测转基因作物nos/plamid构建特异性[J].中国农业大学学报,2012,17(2):8-12.
作者姓名:兰青阔  王永  赵新  陈锐  朱珠  李欧静  余景会  郭永泽  程奕
作者单位:天津市农业科学院中心实验室/农业部转基因产品成分监督检验测试中心,天津,300381
基金项目:科技部国际合作项目(2006DFA32380)
摘    要:以转基因作物中常见的nos/plamid构建特异性序列为研究对象,通过同源性比较和焦磷酸测序dispensation order设计,建立Special-Base焦磷酸测序检测模型;利用转基因大豆Roundup Ready Soybean和转基因玉米Bt11、GA21、NK603等4种转基因作物为试验材料,针对nos/plamid构建特异性序列设计引物,经复合PCR扩增及焦磷酸测序,验证Special-Base焦磷酸测序检测模型有效性。结果表明:本研究建立的Special-Base焦磷酸测序模型能检测出样品中单一或多种转基因作物成分,提高了转基因作物检测的精确性、检测通量和自动化程度。

关 键 词:转基因作物(GMC)  复合PCR  焦磷酸测序  Special-Base  nos/plamid
收稿时间:2011/11/28 0:00:00

Special-Base GMCs detection using multiple PCR and pyrosequencing
LAN Qing-kuo,WANG Yong,ZHAO Xin,CHEN Rui,ZHU Zhu,LI Ou-jing,YU Jing-hui,GUO Yong-ze and CHENG Yi.Special-Base GMCs detection using multiple PCR and pyrosequencing[J].Journal of China Agricultural University,2012,17(2):8-12.
Authors:LAN Qing-kuo  WANG Yong  ZHAO Xin  CHEN Rui  ZHU Zhu  LI Ou-jing  YU Jing-hui  GUO Yong-ze and CHENG Yi
Institution:(Central Lab/Supervision and Test Center for Molecular Characteristics of Genetically Modified Organisms and Their Derivates of Ministry of Agriculture,Tianjin Academy of Agricultural Sciences,Tianjin 300381,China)
Abstract:Despite the various technologies in place for GMC test,a robostic method is highly demanded.The technology described here represents a breakthrough development in that direction.Aimming to nos/plamid gene of four GMCs(RRS,Bt11,GA21,NK603),by combining the multiple PCR with pyrosequencing,we developed a rapid assay for genotyping nos/plamid that relies on the identification of a single,type-specific ’sentinel’ base.The prototype assay was developed to recognize the four GMCs and was capable of recognizing simultaneously multiple GMCs infections.The studies established a rapid,reliable and cost-effective assay.
Keywords:GMCs  multiple PCR  pyrosequencing  Special-Base  nos/plamid
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