Prevalence and degree of expression of the carbapenemase gene (cfiA) among clinical isolates of Bacteroides fragilis in Nottingham, UK

被引:27
作者
Edwards, R [1 ]
Hawkyard, CV
Garvey, MT
Greenwood, D
机构
[1] Univ Nottingham Hosp, Queens Med Ctr, Div Microbiol, Nottingham NG7 2UH, England
[2] Univ Nottingham Hosp, Queens Med Ctr, PHLS Lab, Nottingham NG7 2UH, England
关键词
D O I
10.1093/jac/43.2.273
中图分类号
R51 [传染病];
学科分类号
100401 ;
摘要
The carbapenemase gene (cfiA) was detected in 12 (6.9%) out of 175 clinical isolates of Bacteroides fragilis from Nottingham, three times the frequency reported from France. Only one gene copy was present in all cases. Eleven (6.3%) of the cfiA-positive isolates were susceptible to imipenem or meropenem (MIC < 8 mg/L); strains of this type have the potential to convert to high-level resistance. One isolate (0.6%) displayed resistance to both carbapenem antibiotics and was associated with specific carbapenemase activity six times that of the sensitive isolates.
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页码:273 / 276
页数:4
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