Infectious bronchitis (IB) is a highly contagious avian disease caused by infection with infectious bronchitis virus (IB......

根据GenBank上发表的IBV S2基因序列,自行设计了两对引物,分别扩增SD/97/02株S2基因的上游1100bp部分和下游的900bp部分,两段序列......

用ＰＣＲ和核酸探针杂交检测了３种毒株在鸡胚中的繁殖动态及人工感染鸡和自然感鸡气管粘液及肾组织内的ＩＢＶ，结果表明：在胚鸡中繁殖３种毒株ＩＢＶ（Ｈ１２０，ＨＫ，Ｍ４１）及，ＰＣＲ最早......