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单克隆抗体竞争性ELISA在日本血吸虫病诊断中的应用
引用本文:娄文娴 杨士静. 单克隆抗体竞争性ELISA在日本血吸虫病诊断中的应用[J]. 现代免疫学, 1990, 10(5): 295-298
作者姓名:娄文娴 杨士静
作者单位:上海第二医科大学寄生虫学教研室,上海第二医科大学寄生虫学教研室,上海第二医科大学寄生虫学教研室,上海市免疫学研究所寄生虫感染免疫研究室,上海市免疫学研究所寄生虫感染免疫研究室 200025,200025,200025
基金项目:“七五”国家科技攻关专题基金
摘    要:
本文应用单克隆抗体ⅢD10竞争性ELISA,对369例粪检阳性日本血吸虫病患者(慢性316例,急性54例),检测血清内抗CCA 抗体水平,并与环卵沉淀试验和间接血凝试验对比。结果表明,C-ELISA 的敏感性为 97.75~100%,高于 CCPT(90.27%,p<0.05)。而正常人无假阳性,与肝吸虫、肺吸虫和包虫感染的突叉反应依次为1.39%、1/18和0。特异性明显高于COPT和IHA。本试验快速、简便、重复性好。

关 键 词:单克隆抗体 ESISA 血吸虫病 诊断

APPLICATION OF MONOCLONAL ANTIBODY COMPETITIVE ELISA IN DIAGNOSIS OF SCHISTOSOMIASIS JAPONICA
Abstract:
369 confirmed (stool positive) schistosomiasis cases (acute, 54; chronic, 315) and 526 normal controls were detected for anti-CCA antibody levels in sera by monoclonal antibody IIID 10 based C-ELISA, the results were compare with those of COPT and IHA. Positive reactions were obtained in 97.75-100% of documented patients' sera with none in the controls. The cross reaction rates with sera from patients of clonorchi-asis, paragonimiasis and hydatid diseases were 1.39%, 1/18 and O respectively. The specificity in C-ELISA was shown to be significantly better than that in COPT or IHA, while the sensitivity was superior to COPT. C-ELISA was found to be simple, rapid and reproducible.
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