Gene mutations responsible for overexpression of AmpC beta-lactamase in some clinical isolates of Enterobacter cloacae.

Abstract:

:AmpC regulatory genes in 21 ceftazidime-resistant clinical isolates of Enterobacter cloacae (MICs of > or = 16 microg/ml) were characterized. All isolates exhibited AmpC overproduction due to AmpD mutation. Additionally, we found two AmpR mutants among the isolates. This is the first report of chromosomal ampR mutation in clinical isolates of E. cloacae.

journal_name

J Clin Microbiol

authors

Kaneko K,Okamoto R,Nakano R,Kawakami S,Inoue M

doi

10.1128/JCM.43.6.2955-2958.2005

subject

Has Abstract

pub_date

2005-06-01 00:00:00

pages

2955-8

issue

6

eissn

0095-1137

issn

1098-660X

pii

43/6/2955

journal_volume

43

pub_type

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