一、材料与方法 1.材料应用北京生研所生产的三价混合疫茁,批号8511271-1,失效期-20°2年,出厂滴度3个型均为5.63。 2.选择对象新出生满3个月未服过小儿麻痹糖丸疫苗的婴儿。 3.服用方法用凉开水服下,每个儿童连服3次,每次间隔30天。 4.标本采集于服苗前和第3次服苗后30天各采耳血1次,分离血清后备用。 5.实验室方法采用全国通用的中和实验方法。二、结果 1.小儿麻痹糖丸疫苗的检定:于服苗前采集所要服用的疫苗,及时送检,批号8511271-1,出厂滴度3个型均为5.63以上;检出滴度3个型均在 First, the material and methods 1 material application Beijing Institute of Health trivalent mixed epidemic Zhuo, batch number 8511271-1, expiration date - 20 ° 2 years, the factory tactile 3 types are 5.63. 2. Choose a newborn baby who has not received polio vaccine for 3 months after birth. 3. Taking Method Take cold water, each child with clothes 3 times, each time interval of 30 days. 4. Specimens collected in the service before the first and the third service 30 days after taking each ear ear blood, separated serum reserve. 5. Laboratory methods used in the country’s general and experimental methods. Second, the results 1. Polio vaccine pills test: in service before taking the vaccine to be taken vaccine, timely delivery, batch number 8511271-1, the factory titers were 5.63 3 were more than 3 types of titers were detected All in