Chicken embryo fiber cell (CEF) could multiply the virus and was caused typical Cytopathic effect(CPE).

• 该病毒接种家兔后,使家兔产生典型的奇痒症状,且能在鸡胚成纤维细胞(CEF)上增殖,并可产生典型的细胞病变(CPE)。