This paper reports the course followed leading to the successful adaptation of IBV Massachusetts 41 strain to CEK cells as a prerequisite for the development of a micro serum neutralization test.
本文报道为了进行一种微量血清中和试验，使禽传染性支气管炎病毒马萨诸塞41株，适应鸡胚肾细胞培养物的过程。
In August, follow-up testing of paired-serum samples found a fourfold rise in neutralization antibody titer for H5N1, a test result which meets the WHO criteria for laboratory confirmation.
在8月，配对血清样本的后续检测发现H5N1中和抗体效价增加4倍，这是符合世卫组织实验室确诊标准的检测结果。
Serum titers were tested by mouse neutralization test.
采用小鼠中和试验测定血清效价。
Serum tests including neutralization test, immune recall responses, and anti HAV IgG were performed 10 years after the initial immunization.
部分研究对象作血清中和试验、免疫回忆反应及免后10年抗体检测。
Efficacy test of chicken infection bronchitis bivalent living vaccine was taken with the method of serum cross neutralization. The results showed that it was consistent with that of challenge method.
以血清交叉中和方法进行鸡传染性支气管炎双价活疫苗效力检验，结果与攻毒方法效检结果一致。
Efficacy test of chicken infection bronchitis bivalent living vaccine was taken with the method of serum cross neutralization. The results showed that it was consistent with that of challenge method.
以血清交叉中和方法进行鸡传染性支气管炎双价活疫苗效力检验，结果与攻毒方法效检结果一致。
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