鸡传染性支气管是由鸡传染性支气管炎病毒引起鸡的一种急性高度接触性呼吸道传染病,由于病毒血清型较多,易于发生变异而难以免疫预防,成为养鸡业发展的重大阻力。文章就该病毒的致病机理方面的研究情况做一综述,为防制鸡传染性支气管炎提供科学依据。
Infectious bronchitis virus(IBV) is causative pathogen of infectious bronchitis(IB),an acute,highly contagious respiratory disease in chickens,the infectious bronchitis virus has many serotypes and is easy to mutate,which has caused the difficulty for the disease's prevention,and impeded the development of poultry industry.This paper reviewed etiology,pathogenesis of the IBV in order to provide evidence for IB prevention and control.