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作者对来源于中国仓鼠卵巢(CHO)细胞和多形汉逊酵母的两种HBsAg颗粒的化学组成、颗粒结构和免疫原性作了比较。
The authors compared the chemical composition, particle structure and immunogenicity of two HBsAg particles derived from Chinese hamster ovary (CHO) cells and Hansenula polymorpha.