摘要
产蛋母鸡经新城疫灭活抗原重复免疫后,所产生的高免卵黄中,特异性抗体的HI效价可达到12log2以上。从高免卵黄中分离提纯的特异性新城疫抗体,病毒中和试验结果表明,具有明显的中和病毒的作用,特异性病毒中和指数可达到630957以上。使用纯化后的高免卵黄抗体(IgY)安全、高效、无任何不良反应。
Layers were immunized with ND vaccine.It was confirmed that yolk antibody titer detected by HI was12log2.The IgY against ND was extracted by general methods.Neutralization test showed that IgY was able to neutralize the ND virus infection,neutralization exponent was630957.
出处
《中国家禽》
北大核心
2003年第14期9-10,共2页
China Poultry
