中国乳业 ›› 2025, Vol. 0 ›› Issue (1): 41-45.doi: 10.12377/1671-4393.25.01.08
袁文焕1, 陈静怡2, 张天琦2, 贾春涛2
YUAN Wenhuan1, CHEN Jingyi2, ZHANG Tianqi2, JIA Chuntao2
摘要: [目的] 2023年8月,天津某牛场暴发以呼吸道症状为突出特征的传染病。为了确定病因,对发病犊牛进行相关病原的病原学诊断。[方法] 采集病死犊牛肺部病料,采用PCR方法对牛副流感病毒3型(BPIV-3)、牛呼吸道合胞体病毒(BRSV)、牛疱疹病毒1型(BHV-1)、牛腺病毒3型(BAdV-3)、牛分枝杆菌(Mycobacterium bovis)、牛肺炎克雷伯菌(Bovine Klebsiella pneumoniae)、牛支原体(Mycoplasma bovis)7 种牛呼吸道病原进行检测。[结果] 样本检测出BHV-1、BAdV-3共2 种病原,存在混合感染。其他病原未检出。[结论] 本研究证实BHV-1、BAdV-3在该牛场中存在和流行,为犊牛呼吸道疾病防控提供参考。
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