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用酶联免疫吸附试验检测葡萄球菌肠毒素A、B、C、D的研究
STUDIES ON DETECTION OF STAPHYLOCOCCUS ENTEROTOXINS A, B, C AND D BY ELISA
【摘要】 在制备并获得纯化葡萄球菌肠毒素A、B、C2、D(SEA、SEB、SEC2、SED)及抗SEA、B、C2、D免疫血清的基础上,建立了检测各型肠毒素的酶联免疫吸附试验(ELISA)双抗体夹心法。敏感性达0.1ng/ml,特异性强。测定SEA253份、SEB250份、SEC160份和SED199份罐头蘑菇标本的结果与TECRA诊断试剂盒(澳大利亚产品)的结果完全一致。
【Abstract】 Purified staphylococcus enterotoxins A, B, C2 and D, and antibodies raised against these toxins were used to develop a double antibody sandwich ELISA test. The sensitivity of this test enabled to detect enterotoxin as low as 0.1ng/ml with high specificity. This test was used to assay 253 canned mushroom samples, and the results obtained were identical with those assayed by TECRA kits (Australia ELISA kits for detection of staphylococcus enterotoxins).
【基金】 上海市科学技术发展基金
- 【文献出处】 上海医学 ,Shanghai Medical Journal , 编辑部邮箱 ,1992年09期
- 【被引频次】5
- 【下载频次】53