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2006年夏江西蓝耳病流行毒株的分离及初步鉴定 被引量:11

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摘要 2006年9月,江西省某猪场发生疫病,发病率为95%以上,死亡率高达70%。通过Marc-145细胞盲传,从该场病死猪脑和肺脏中分离到美洲型蓝耳病病毒,该蓝耳病分离毒株的ORF7核苷酸序列与其他6个发病猪场的蓝耳病病毒的同源性为99%以上,与美洲型蓝耳病标准毒株VR-2332的同源性为93.3%。根据流行病学调查、临床症状、病理变化和病原学检测结果,可以推断该场本次疫病的病原为美洲型蓝耳病病毒变异毒株,且与其他猪场流行的蓝耳病病毒应为同一流行毒株。
出处 《养猪》 2006年第6期43-45,共3页 Swine Production
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