臭灵丹对幽门螺杆菌的体外抑菌实验研究

WORLD HEALTH DIGEST·MEDICAL MONTHLY(2006)

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Abstract
目的 探讨臭灵丹对幽门螺杆菌(H.pylori)甲硝唑耐药株及敏感株的体外抑制作用.方法 琼脂稀释法检测H.pylori甲硝唑耐药株和敏感株对臭灵丹水煎剂的最低抑菌浓度(MIC),并计算MIC50、MIC75、MIC90 .结果 臭灵丹对H.pylori的MIC值范围为3.125~200mg/ml,H.pylori甲硝唑耐药株和敏感株对臭灵丹水煎剂的敏感性无统计学差异(相对中位数潜力1.153,95%的可信区间为0.84~1.602),臭灵丹对H.pylori甲硝唑耐药株和敏感株的MIC50分别为21.2mg/ml和18.8mg/ml,MIC75分别为42.4mg/ml和36.9mg/ml,MIC90分别为77.9mg/ml 和67.8mg/ml.结论 臭灵丹有良好的抑菌效果,H.pylori甲硝唑耐药株及敏感株都对其敏感.
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