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消毒剂对不同材料表面大肠埃希菌生物膜的灭菌效果 被引量:1

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摘要 目的研究大肠埃希菌在不同材料表面形成生物膜的能力及消毒剂对生物膜细菌的灭菌功效。方法结晶紫染色法大肠埃希菌比较不同材料表面形成的生物膜能力,检测75%乙醇、有效氯500mg/L消毒液、5%碘伏、0.2%过氧乙酸、2%新洁尔灭对生物膜的灭菌功效。结果大肠埃希菌在塑料、玻璃及不锈钢表面均可形成生物膜,在不锈钢表面形成生物膜的能力强于塑料表面和玻璃。除碘伏(5%)外,乙醇(75%)、有效氯(500mg/L)、碘伏(5%)、过氧乙酸(0.2%)、新洁尔灭(2%)均可在1min杀灭生物膜细菌,5%碘伏5min方可杀灭生物膜内细菌。结论大肠埃希菌在不同材料表面均能形成生物膜,消毒剂均能杀灭生物膜细菌。
作者 王亚洲 詹峰
出处 《检验医学与临床》 CAS 2018年第13期1985-1986,共2页 Laboratory Medicine and Clinic
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