摘要
试验用商品化鸡传染性法氏囊病三价活疫苗3倍、4倍和5倍剂量分别免疫10日龄法氏囊非免疫雏鸡,免疫后3d、7d、21d剖杀,观察法氏囊的变化;免疫后7 d接种ND疫苗,接种ND疫苗后14 d和21 d分别采血进行ND HI抗体的测定。结果显示,IBD三价活疫苗5倍免疫剂量可引起法氏囊不可逆损伤,并对ND的HI抗体产生干扰作用。
Ten days chicken were divided into 3 groups, 15 in each one.those were oral immunizined with 3, 4 and 5 times immunizing dose of trivalent vaccine to infectious bursa disease, respectively. 3 - 7 and 21 clays after immunization, 4 from each group were dissected to observe the changes of bursa.Others in groups were inoculated with vaccine of Newcastle＇ s disease at the time of 7 days after immunication of oral trivalent vaccine of infectious bursa disease, blood samples were collected and detected the antibodies against New Castle＇ s disease using the method of HI （hemagglutin inhibition test） when 14 days and 21 clays of immunication of vaccine to New Castle＇ s disease.The result is that the damages of bursa were visible and the produce of antibodies against New Castle＇ s disease was interfered when immunized by 5 times of immunizing dose.
出处
《辽宁农业职业技术学院学报》
2012年第5期1-2,共2页
Journal of Liaoning Agricultural Technical College
关键词
鸡传染性法氏囊病
三价活疫苗
新城疫
抗体
免疫效果
infectious bursl disease, trivalent vaccine
Newcastle＇ s disease
antibody
Optimun Immunity
