antigen

Lassa fever is diagnosed by detection of Lassa antigen, anti-Lassa antibodies, or virus isolation techniques..拉沙热通过发现拉沙抗原、抗拉沙抗体或病毒分离技术进行诊断。

Scientists have recently discovered they can reduce the amount of antigen used to produce pandemic influenza vaccines by using water-in-oil substances that enhance the immune response..科学家最近发现，如果使用油包水型物质来强化免疫反应，生产大流行性流感疫苗所使用的抗原量就可以减少。

surface antigen,表面抗原

carcinoembryonic antigen,癌胚抗原

coating antigen,包被抗原