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一九七五年五月继用链霉素选择法选育出福氏Ⅲ型依链株,经猴体安全及免疫力试验,并在实验室工作人员试服,初步证明安全有效后,与福氏2a依链株共同制成口服两价冻干活菌苗,于武山县武山中学及城关小学作了小量人体反应观察,现将观察结果报告如下。 一、观察对象 武山县武山中学高中80人,选其中高一班15—18岁学生37人(男17,女20)为服苗组;
In May 1975, following streptomycin selection method, a strain of type III Fusarium was bred and tested for safety and immunity in the monkeys. After the laboratory staff tried on the samples and initially proved to be safe and effective, Formaldehyde 2a co-produced by chain-linked oral freeze-dried bivalent vaccine, in Wushan County Wushan Middle School and Chengguan Primary School made a small amount of human reaction observed, the observations are reported below. First, the object of observation Wushan Wushan secondary high school 80 people, including high school students aged 15-18 37 (male 17, female 20) for the service group;