An indirect hemagglutination assay (IHA) was set up using sheep erythrocytes sensitized with capsid protein VP2 of infectious bursal disease virus (IBDV) which were expressed in Escherichia coli.

• 摘要以大肠杆菌表达的传染性法氏囊病病毒(IBDV)衣壳蛋白VP2致敏绵羊红细胞，建立间接血凝试验(IHA)。