A strain of avian reovirus(ARV)designated NAU-8902 was isolated from a chicken witharthritis. The virus could replicate in chicken embryo yolk sac(YS),resulting in embryonic death.

• 从患关节炎病鸡肠道组织内分离到一株禽呼肠孤病毒(ARV)；定名为 NAU-8902.；该病毒能在鸡胚卵黄囊内繁殖并致死鸡胚