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2018年广西活禽市场鸡新城疫病毒病原学监测

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摘要 为了解新城疫病毒(Newcastle disease virus,NDV)在广西活禽市场鸡群中的流行分布情况和分子演化特征,2018年在广西不同城市10个活禽市场随机采集鸡拭子样品705份,通过病毒分离和扩增基因并测序,分析其遗传进化特征。试验结果显示,分离得到13份NDV,blast比对结果全部为CLASSⅠ基因1 b亚型NDV。遗传进化分析显示,广西分离株与同基因型参考株处于不同的小分支,存在地域差异。
出处 《养殖与饲料》 2020年第1期11-13,共3页 Animals Breeding and Feed
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