论文部分内容阅读
最近在伦敦召开的国际病毒性肝炎及肝病会议上有人报告,目前正在研制的第三代乙型肝炎疫苗可100％有效。这种疫苗含有乙肝病毒的前S蛋白。第一代乙肝疫苗是用乙肝病毒携带者的血浆制备;第二代疫苗为遗传工程疫苗,只含乙肝病毒的表面抗原。这两种疫苗都不含前s蛋白,在接种者中至少有5％未能
It was reported at the recent international conference on viral hepatitis and liver disease in London that the third-generation hepatitis B vaccine currently under development can be 100% effective. This vaccine contains the pre-S protein of hepatitis B virus. The first generation of hepatitis B vaccine is prepared with plasma of hepatitis B virus carriers; the second generation vaccine is a genetic engineering vaccine containing only hepatitis B virus surface antigen. Both vaccines contain no pre-s protein and at least 5% of those vaccines failed