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I类整合子与产ESBLs肺炎克雷伯菌多重耐药关系的研究
引用本文:郑宇琼,陈淑贞,姚芬,蔡应木,钱元恕,林少微.I类整合子与产ESBLs肺炎克雷伯菌多重耐药关系的研究[J].中国微生态学杂志,2009,21(2):116-117.
作者姓名:郑宇琼  陈淑贞  姚芬  蔡应木  钱元恕  林少微
作者单位:1. 汕头大学医学院第一附属医院,广东,汕头,515041
2. 汕头大学医学院,广东,汕头,515041
摘    要:目的了解产ESBLs肺炎克雷伯菌的整合子存在状况。方法用PCR方法扩增Ⅰ类整合酶基因,经电泳后检测扩增产物。结果72株产ESBLs肺炎克雷伯菌中检测出Ⅰ类整合子67株,检出率为93.0%,Ⅰ类整合子阳性菌对氨基糖苷类、喹诺酮类及头孢菌素类药物表现出较高的耐药,其多重耐药率明显高于Ⅰ类整合子阴性菌株(P〈0.05)。结论Ⅰ类整合子广泛地存在产ESBLs肺炎克雷伯菌中,Ⅰ类整合子对细菌多重耐药性的产生和传播起着重要作用。

关 键 词:肺炎克雷伯菌  ESBLs  整合子  多重耐药

Identification of classⅠintegrons and multidrug resistance in ESBLs-producing Klebsiella pneumonia
ZHENG Yu-qiong,CHEN Shu-zhen,YAO Fen,CAI Ying-mu,QIAN Yuan-shu,LIN Shao-wei.Identification of classⅠintegrons and multidrug resistance in ESBLs-producing Klebsiella pneumonia[J].Chinese Journal of Microecology,2009,21(2):116-117.
Authors:ZHENG Yu-qiong  CHEN Shu-zhen  YAO Fen  CAI Ying-mu  QIAN Yuan-shu  LIN Shao-wei
Institution:ZHENG Yu-qiong, CHEN Shu-zhen ,YAO Fen, CAI Ying-mu, QIAN Yuan-shu, LIN Shao-wei ( 1. Department of Clinical Laboratory, First Affiliated Hospital of Shantou University Medical College, Shantou 515041, China ;2. First Affiliated Hospital of Shantou University Medical College ,Shantou 515041, China)
Abstract:Objective To investigate class Ⅰ integrons in ESBLs-producing Klebsiella pneumonia. Method Class Ⅰ integron gene was analyzed by PCR. Result Class Ⅰ integron gene was found in 93.0% of 72 strains of ESBLs-producing Klebsiella pneumonia. The positive strains of class Ⅰ integrons showed higher multidrug resistance to aminoglycosides and/or fluoroquinolones and/or cephalospofins than the negative strains of class Ⅰ integrons ( P 〈 0. 05 ). Conclusion Class Ⅰ integrons were prevalent in ESBLs-produeing Klebsielta pneumonia and played an important role in the development and dissemination of muhidrug resistance.
Keywords:ESBLs
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