肺炎球菌7价结合疫苗（ PNCRM7 ）是第一个结合疫苗，以防止已知最侵入性肺炎球菌疾病的婴儿和儿童。

Pneumococcal 7-valent conjugate vaccine (PNCRM7) is the first conjugate vaccine known to prevent most invasive pneumococcal disease in infants and children.

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目的对两种方法制备1型肺炎球菌荚膜多糖-蛋白结合疫苗的生化及免疫学特性进行比较。

Objective To compare the biochemical and immunological characteristics of pneumococcus type 1 conjugate vaccine prepared by cyanogen bromide activation and amine reduction.

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