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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