Hepatitis A Attenuated Live Vaccine 减毒活疫苗 ; 肝炎减毒活疫苗
Objective to identify live attenuated hepatitis a (HAV) vaccine virus seed and detect adventitious agents, monoclonal antibody is used to neutralize instead of human and rhesus monkey immune serum.
目的利用单克隆抗体代替常规的人、猴免疫血清进行甲型肝炎减毒活疫苗毒种外源因子检查及鉴别试验。
Objective To build the colony immune defence and to control the periodic epidemics of hepatitis A after a mass vaccination of live attenuated hepatitis A vaccine.
目的大面积接种甲型肝炎（甲肝）疫苗，建立群体免疫屏障，控制甲肝周期性流行效果评价。
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