目的为了解接种甲肝疫苗以来虹口区甲型肝炎流行病学特征，为改进甲肝疫苗免疫策略提供依据。
Objective To supply science basis for improving on immune strategy of heptitis A vaccine, and to understand epidemiology of heptitis A in Hongkou since vaccinating heptitis A vaccine.
目的：观察腮腺炎疫苗分别与甲肝、白破、风疹疫苗同时接种的临床反应和免疫效果。
Objective: to observe clinical reactions and immune responses of combined vaccinations of mumps and hepatitis a, rubella vaccine, diphtheria-tetanus toxoids respectively.
结果显示，HAM的甲肝和麻疹病毒滴度与同批单价甲肝和麻疹疫苗病毒滴度，差异均无显著意义。
The results showed that the united vaccine of hepatitis a and measles in HAM has no significant difference as compared with single vaccines in the same batch substrate.
目的：研究甲肝病毒在细胞内快速连续传代培养病毒增殖情况，探索疫苗生产工艺改进的可能性。
Objective: to study the proliferation of HAV which were cultured rapidly and consecutively in cells, and to investigate the possibility of improving the production process of inactivated HAV 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。
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.
结论接种乙肝疫苗免疫失败儿童接种甲肝减毒活疫苗的免疫效果比健康儿童差。
Conclusion Anti HAV IgG response of the children who failed to respond to HBV vaccine after injected with the live attenuated HAV vaccine was lower than that of normal children.
结论接种乙肝疫苗免疫失败儿童接种甲肝减毒活疫苗的免疫效果比健康儿童差。
Conclusion Anti HAV IgG response of the children who failed to respond to HBV vaccine after injected with the live attenuated HAV vaccine was lower than that of normal children.
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