...母源抗体 正向间接血凝试验[gap=1291]Key words: CSF inactivated vaccine; immunization; the eating and flowing laws; the maternal antibody; IHA...
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The dynastic indicated that the maternal antibody level and its maintenance time of 1500 meat ducklings from three groups paralleled to that of their parents.
三批1500羽肉鸭雏鸭母源抗体消长规律的试验表明，雏鸭母源抗体水平高低及维持时间长短与父母代抗体水平高低呈正比。
If a field virus is present in the house, it will probably break through maternal antibody and start to spread before a traditional vaccine can even start to be effective.
如果IBD野毒存在鸡舍，它就有可能突破母源抗体，在传统疫苗起效前开始传播。
It is felt the killed vaccine either neutralize the remaining maternal antibody or just more easily starts the development of immunity.
灭活苗可以中和剩余的母源抗体，或更易于激活机体免疫力的产生。
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