蛋鸡心包积水综合征病原鉴定及组织灭活疫苗紧急免疫试验
发布时间：2018-12-08 09:54
【摘要】：2016年4月,山东蛋鸡养殖规模25 000余只的鸡场发生了一种高致死率传染病,病死率15%以上。通过临床症状观察、病理剖检、血凝试验、动物回归试验、PCR检测及血清型分析,确诊该病为禽腺病毒Ⅰ群4型感染所致。无菌采集该养殖场病死鸡肝脏,制备组织灭活疫苗,对鸡群进行紧急注射免疫,免疫接种后7d,病死鸡数量开始逐渐下降,12d后完全停止发病死亡,最终成功控制了该病。应用制备的同源组织灭活疫苗紧急免疫鸡群有效控制了禽腺病毒Ⅰ群4型的感染,为该病提供了一种可靠的防控措施。
[Abstract]:In April 2016, an infectious disease with a mortality rate of more than 15% occurred in the chicken farm of more than 25,000 layers in Shandong Province. Clinical symptom observation, pathological examination, hemagglutination test, animal regression test, PCR test and serotype analysis showed that the disease was caused by Avian adenovirus group 鈪，
本文编号：2368150
[Abstract]:In April 2016, an infectious disease with a mortality rate of more than 15% occurred in the chicken farm of more than 25,000 layers in Shandong Province. Clinical symptom observation, pathological examination, hemagglutination test, animal regression test, PCR test and serotype analysis showed that the disease was caused by Avian adenovirus group 鈪，
本文编号：2368150
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