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耐万古霉素屎肠球菌耐药基因的研究
引用本文:郭玲娇,狄云香,李秀丽. 耐万古霉素屎肠球菌耐药基因的研究[J]. 中华医院感染学杂志, 2011, 21(9): 1747-1748
作者姓名:郭玲娇  狄云香  李秀丽
作者单位:台州市玉环县第二人民医院检验科,浙江,台州,317605
摘    要:
目的了解耐万古霉素屎肠球菌(VREFm)的基因存在状况,有利于临床治疗选药。方法依据2008年美国临床实验室标准化研究所推荐的纸片扩散法和琼脂稀释法,对VREFm进行药敏试验;PCR方法检测万古霉素和其他耐药基因的情况。结果万古霉素、替考拉宁、红霉素、青霉素G、四环素、利福平、克林霉素和高浓度庆大霉素均耐药,呋喃妥因、左氧氟沙星和利奈唑胺均为敏感,万古霉素MIC值为128μg/ml,基因表型为VanA,还检出TEM型β-内酰胺酶基因、ermB和mefA型红霉素耐药基因、aac(6′)-aph(2″)双功能酶编码基因和ant(6)-Ⅰ核苷酸转移酶编码基因。结论耐万古霉素屎肠球菌存在多种耐药基因。

关 键 词:万古霉素  耐药性  屎肠球菌  表型  基因型

Characterization of resistant related genes of vancomycin-resistant enterococcus faecium
GUO Ling-jiao,DI Yun-xiang,LI Xiu-li. Characterization of resistant related genes of vancomycin-resistant enterococcus faecium[J]. Chinese Journal of Nosocomiology, 2011, 21(9): 1747-1748
Authors:GUO Ling-jiao  DI Yun-xiang  LI Xiu-li
Affiliation:(Yuhuan Second People′s Hospital,Taizhou,Zhejiang 317605,China)
Abstract:
OBJECTIVE To assess the characterization of resistant related genes in vancomycin-resistant Enterococcus faecium(VREF).METHODS According to the Clinical Laboratory Institution Standards(CLIS) in 2008,K-B disc diffusion method and agar dilution method were used to determine the susceptibility.VREFm was then subjected to PCR for resistance related genes.RESULTS The susceptibility test showed it was sensitive to nitrofurantoin,levofloxacin and linezolid,but resistant to the others.MIC for vancomycin was 128ug/...
Keywords:Vancomycin  Drug resistance  Enterococcus faecium  Phenotype  Genotype  
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