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实时荧光RT-PCR快速检测猪源性食品中猪瘟病毒的研究
Detection of classical swine fever virus in swine-derived food products by real-time RT-PCR
【摘要】 为快速检测食品中的猪瘟病毒(CSFV),本研究参照GenBank中登录的CSFV序列,设计引物及特异性TaqMan探针,利用实时荧光PCR技术,以质粒作为阳性标准品,建立特异、敏感、重复性好的CSFV快速定量检测方法。用本方法对几种不同猪源性食品(盐渍肠衣、鲜肉和腌肉)中的CSFV进行检测,结果显示该方法比普通RT-PCR具有更高的敏感性。本研究表明,该实时荧光RT-PCR能用于猪源性食品中的CSFV检测,为快速、准确检测动物源性食品中CSFV提供一条新途径。
【Abstract】 A real-time RT-PCR method was established to detect classical swine fever(CSF) in swine-derived food including cashing,pork and salted pork,using specific primers and a fluorescent probe designed according to the published sequences of CSFV.This method was shown more sensitive than the conventional RT-PCR and suitable for rapid detection of CSFV in swine-derived food.
【关键词】 猪瘟病毒;
实时荧光RT-PCR;
TaqMan探针;
猪源性食品;
【Key words】 CSFV; real-time RT-PCR; TaqMan probe; swine-derived food;
【Key words】 CSFV; real-time RT-PCR; TaqMan probe; swine-derived food;
【基金】 湖南省科技资助计划(2007NK3082)
- 【文献出处】 中国预防兽医学报 ,Chinese Journal of Preventive Veterinary Medicine , 编辑部邮箱 ,2009年08期
- 【分类号】S851.34;S854.43
- 【被引频次】3
- 【下载频次】174