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猪圆环病毒Ⅱ型MDJ1株的分离、鉴定及遗传变异分析

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摘要 猪圆环病毒Ⅱ型(Porcine circovirus type 2,PCV-2)是一种无囊膜的单股环状DNA病毒,是目前已知最小的具有致病性的病毒之一[1]。该病毒主要侵犯猪的淋巴系统并在其中增殖,引发猪体的免疫抑制,使机体的免疫力下降,进而降低对其他病原体的抵抗力,为继发或并发其他病原创造了条件,是混合感染多发的主要原因之一。
出处 《黑龙江畜牧兽医》 CAS 北大核心 2015年第7期181-183,291,共4页 Heilongjiang Animal Science And veterinary Medicine
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