The purpose is to find out the most serotype-specific antigen through the cross-reaction test between different APP serotype, and can provide information for identifying the APP serotype.
通过血清型间的交叉反应试验，筛选出各血清型菌的最佳型特异性抗原，为APP的准确诊断与分型提供新的方法。
RT PCR test proved that the isolate belongs to serotype of American PRRSV and shares the same subgenotype with ATCC VR2332.
结合病毒分离鉴定确诊为PRRS病毒（PRRSV）感染，RTPCR试验证实分离毒属美洲型PRRSV ，且与ATCC VR2 332株属同一基因亚型。
RT PCR test proved that the isolate belongs to serotype of American PRRSV and shares the same subgenotype with ATCC VR2332.
结合病毒分离鉴定确诊为PRRS病毒（PRRSV）感染，RTPCR试验证实分离毒属美洲型PRRSV ，且与ATCC VR2 332株属同一基因亚型。
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