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PRRSV GP5基因RT-PCR扩增方法的建立

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摘要 猪繁殖与呼吸综合征病毒(PRRSV)的糖蛋白GP5含有中和表位,是检测用抗原和亚单位疫苗的首选蛋白。本实验参考GenBank发表的以及本实验室分离鉴定的PRRSV基因序列,在GP5的两端的保守区设计并合成了一对引物,建立了一种PRRSV的RT-PCR检测方法。该方法扩增高致病性PRRSV基因组时可获得603bp的片段,根据RT-PCR产物大小可将基因区分开来。通过大量临床病料的检测,并配合PCR产物测序验证,结果表明该方法简便、快速、特异,可以扩增出GP5基因,为进一步的PRRS疫苗的研究提供了重要的技术手段。
出处 《湖南畜牧兽医》 2010年第3期17-18,共2页 Hunan Journal of Animal Science & Veterinary Medicine
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参考文献6

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