ELISA can be rapidly and simply operated and the result can be directly and clearly determined. It is superior to IHA that ELISA could be used as a routine method for screening human antiserum for tetanus toxoid.

• ELISA法操作简便快速,结果判读客观明确,优于传统的IHA法,可作为人破伤风类毒素免疫血浆筛选的常规方法。