Methods The component content of acellular pertussis during production was determined by ELISA, and the purities of PT and FHA in bulk by SDS-PAGE and PAGE.

• 方法应用ELISA方法对生产过程中组分含量（PT和FHA）进行分析，SDS-PAGE和PAGE方法对疫苗原液中PT和FHA的纯度进行测定。