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铜绿假单胞菌耐亚胺培南机制研究 被引量:1

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摘要 目的研究铜绿假单胞菌对亚胺培南的耐药机制。方法取临床分离的铜绿假单胞菌35株(对亚胺培南耐药21株,对亚胺培南敏感14株)。采用外膜蛋白图谱,对其外膜蛋白OprD2进行SDS-PAGE分析。同时进行超广谱β-内酰胺酶(ESBLs)和AmpC酶检测。结果铜绿假单胞菌耐药组OprD2相对含量明显低于敏感组(P<0.01),且检出产ESBLs 9株,AmpC酶5株,同时产AmpC酶和ESBLs共2株。结论OprD2减少及产生ESBLs和AmpC酶是铜绿假单胞菌对亚胺培南耐药的主要原因。
作者 曹奇峰
出处 《医药导报》 CAS 2008年第8期921-922,共2页 Herald of Medicine
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