摘要
Dear Editor,Infectious bronchitis(IB),one of the most common and difficult poultry diseases,is caused by a gammacoronavirus named infectious bronchitis virus(IBV).IBV frequently causes respiratory and/or renal diseases in chickens and egg production losses in hens.IB has
Dear Editor,
Infectious bronchitis （IB）, one of the most common and difficult poultry diseases, is caused by a gammacoronavirus named infectious bronchitis virus （IBV）. IBV frequently causes respiratory and/or renal diseases in chickens and egg production losses in hens.
基金
supported in part through BattelleMemorial Institute’s prime contract with the US National Institute of Allergy and Infectious Diseases(NIAID)under Contract No.HHSN272200700016I
