Table 1.已上市的病毒颗粒样疫苗 乙型肝炎病毒(HBV ... 第二代疫苗仅含有单一抗原(Small S Antigen of HBsAg),疫苗实现血清保护的时间长。因此,为提高乙肝疫苗的有效性和保护效力,第三代疫苗Sci-B-Vac(PreHevBrio)在CHO细胞中表达了三种HBV表面抗原 ...
This summer, a group of students from seven different US states embarked on a study tour in China, visiting cities such as Beijing, Shijiazhuang, Fuzhou, Hangzhou, and Shanghai. Invited by China Daily ...