制备供免疫分析用的癌胚抗原工作标准品并标定其免疫效价。
The article is to prepare the working standard of carcinoembryonic antigen (CEA) for immunoassay and determine its potency.
用与制造菌苗株一致的培养物制备检测抗原，检测30日龄雏鸡免疫后抗体效价，对不同抗体滴度的雏鸡进行了攻毒保护性试验。
In the experiment we used the antigen to detect the valence of antibody of 30 days immuned chicken, which is the same antigen with the strains of chicken e.
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