丹参酮与万古霉素联合应用对MRSA的抑制作用

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目的探讨丹参酮及其与万古霉素、β-内酰胺类抗菌药物联用对耐甲氧西林金黄色葡萄球菌(MRSA)的体外抑制作用。方法从临床送检的标本中鉴定筛选出20株MRSA。采用微量稀释法分别测定丹参酮、万古霉素、苯唑西林、氨苄西林、头孢唑林对MRSA的最低抑菌浓度MIC(minimal inhibitory concentration)。采用试管棋盘稀释法分别测定丹参酮与万古霉素、苯唑西林、氨苄西林、头孢唑林联合使用时对MRSA的MIC,计算联合指数(FIC)。结果丹参酮对MRSA的MIC与对甲氧西林敏感的金黄色葡萄球菌
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