期刊文献+

361株呼吸道铜绿假单胞菌对β内酰胺类抗生素耐药机制分析 被引量:4

下载PDF
导出
摘要 目的分析和推测呼吸道铜绿假单胞菌对β内酰胺类抗生素耐药机制,指导临床合理使用抗菌药物。方法收集近两年呼吸道标本铜绿假单胞菌药敏资料,并根据监测药物耐药表型,推测铜绿假单胞菌对β内酰胺类抗生素的耐药机制。结果本院361株铜绿假单胞菌中,外排系统过度表达导致耐药最常见,占25.8%;其次,为产AmpC酶,占23.3%。产ESBLs、产金属β内酰胺酶耐药分别占13.0%和11.1%。膜孔蛋白缺失和产青霉素酶等2种耐药机制最低。结论外排系统过度表达和产AmpC酶是本院铜绿假单胞菌对β内酰胺类抗生素耐药的主要机制。
机构地区 解放军第 解放军
出处 《临床肺科杂志》 2009年第5期690-691,共2页 Journal of Clinical Pulmonary Medicine
  • 相关文献

参考文献3

二级参考文献21

  • 1李东成,刘晓红,高元明.常见肺部耐药菌感染治疗进展[J].临床肺科杂志,2006,11(2):201-202. 被引量:15
  • 2Langaee TY, Gagnon L, Huletsky A. Inactivation of the ampD gene in Pseudomonas aeruginosa leads to moderate-basal-level and hyperinducible AmpC beta-lactamase expression. Antimicrob Agents Chemother, 2000, 44(3): 583-589.
  • 3Giakkoupi P, Petrikkos G, Tzouvelekis LS, et al. Spread of integron-associated VIM-type metallo-beta-lactamase genes among imipenem-nonsusceptible Pseudomonas aeruginosa strains in Greek hospitals. J Clin Microbiol, 2003, 41(2): 822-825.
  • 4Hirakata Y, Izumikawa K, Yamaguchi T, et al. Rapid detection and evaluation of clinical characteristics of emerging multiple-drug-resistant gram-negative rods carrying the metallo-beta-lactamase gene blaIMP. Antimicrob Agents Chemother, 1998, 42(8): 2006-
  • 5Akasaka T, Tanaka M, Yamaguchi A, et al. Type II topoisomerase mutations in fluoroquinolone-resistant clinical strains of Pseudomonas aeruginosa isolated in 1998 and 1999: role of target enzyme in mechanism of fluoroquinolone resistance. Antimicrob Agents
  • 6Jacobs C, Frere JM, Normark S. Cytosolic intermediates for cell wall biosynthesis and degradation control inducible beta-lactam resistance in gram-negative bacteria. Cell, 1997, 88(6): 823-832.
  • 7Mouneimne H, Robert J, Jarlier V, et al. Type II topoisomerase mutations in ciprofloxacin-resistant strains of Pseudomonas aeruginosa. Antimicrob Agents Chemother, 1999, 43(1): 62-66.
  • 8Ochs MM, McCusker MP, Bains M, et al. Negative regulation of the Pseudomonas aeruginosa outer membrane porin OprD selective for imipenem and basic amino acids. Antimicrob Agents Chemother, 1999, 43(5): 1085-1090.
  • 9Chuanchuen R, Narasaki CT, Schweizer HP. The MexJK efflux pump of Pseudomonas aeruginosa requires OprM for antibiotic efflux but not for efflux of triclosan. J Bacteriol, 2002, 184(18): 5036-5044.
  • 10Mao W, Warren MS, Lee A, et al. MexXY-OprM efflux pump is required for antagonism of aminoglycosides by divalent cations in Pseudomonas aeruginosa. Antimicrob Agents Chemother, 2001, 45(7): 2001-2007.

共引文献94

同被引文献29

二级引证文献17

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部