摘要
利用PALL滤器将灭活后的新城疫、禽流感、传染性支气管炎、产蛋下降综合征等病毒分别进行10倍浓缩,经检验合格后,分别按照一定比例将抗原浓缩液与灭菌的医用白油配比,经胶体磨制备成三联或四联油乳剂灭活疫苗,均通过了实验室的各项指标检测。经过在隔离器进行实验室安全和效力检验,以及田间试验证明,该疫苗安全有效,抗体水平高,维持时间长,能够保护鸡群抵抗新城疫、禽流感、传染性支气管炎等强毒的攻击。
Inactivated Newcastle disease virus(NDV),avian influenza virus(AIV) ,infectibronchitis virus(IBV)and egg drop syndrome virus(EDSV)was concentrated 1 0 times by PALL colander.Then the concentrated antigen was mixed with mieral oil according to certain proportion and made into inactivate oil vaccine.Safety and efficacy tests were carried out,the results showed that the vaccine was safe an d efficacious,and could protected the chickens from the challenge of NDV,AIV,IBV and EDSV.
出处
《山东家禽》
2003年第12期8-11,共4页
Shandong Poultry
