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为探讨流行性出血热(EHF)隐性感染问题,我们于1982年7月—12月,对三年来经临床诊断为EHF病人及其健康家属,采用间接免疫荧光技术(IFAT),进行了血清流行病学调查,并采集疫区和非疫区正常人血清作了比较,现将结果报告如下: 材料和方法一、血清来源1.1980—1982年经临床诊断EHF病人恢复期血清36份。2.其中19例病人的家属,经仔细询问确无类同症状和体征的正常人血清60份。3.疫区非疫户正常人血清39份。4.非疫区正常人血清57份。二、EHF抗原1.黑线姬鼠(Aa)肺抗原:四川省达县
To explore the latent infection of epidemic hemorrhagic fever (EHF), we conducted indirect immunofluorescence assay (IFAT) on the clinical diagnosis of EHF patients and their healthy relatives in three years from July to December in 1982, Epidemiological survey, and the collection of non-infected area and normal serum were compared, the results are reported as follows: Materials and methods First, the source of serum 1.1980-1982 clinical diagnosis of EHF patients recovered serum 36. 2. Among them, 19 cases of family members, after careful inquiry indeed no similar symptoms and signs of normal serum 60. 3. Epidemic non-infected households normal serum 39. 4 non-infected area of normal serum 57 copies. Second, EHF antigen 1. Apodemus (Aa) lung antigen: Daxian in Sichuan Province