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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
2010-8-23
pubmed:abstractText
In recent years, increased isolation of extended-spectrum beta-lactamase (ESBL)-producing Proteus mirabilis has been reported in Japan. We undertook an investigation to determine the prevalence of ESBL-producing P. mirabilis isolated in Japan and to characterise the genotype. Seventy-four P. mirabilis isolates recovered from specimens at 54 hospitals in Japan between March and October 2006 were included in the study. Of the 74 P. mirabilis isolates examined, 28 (37.8%) were ESBL-producers. The bla(CTX-M-2) gene was found in 27 isolates, whilst 1 isolate possessed bla(CTX-M-3). Amongst the 28 ESBL-producers, 25 (89.3%) were non-susceptible to ciprofloxacin, whilst 11 (23.9%) of 46 ESBL-non-producing isolates were non-susceptible to ciprofloxacin. Pulsed-field gel electrophoresis (PFGE) analysis of the 28 ESBL-producing isolates from 19 hospitals revealed 17 clusters. The same PFGE type was observed in two or more hospitals especially in the greater Tokyo area, suggesting possible clonal spread and the need for monitoring to determine whether emergence of a dominant clone occurs. Our results show that in Japan there is a high prevalence of CTX-M-type beta-lactamase-producing P. mirabilis. Moreover, these isolates are characterised by reduced susceptibility to fluoroquinolones.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
1872-7913
pubmed:author
pubmed:copyrightInfo
Crown Copyright 2010. Published by Elsevier B.V. All rights reserved.
pubmed:issnType
Electronic
pubmed:volume
36
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
340-2
pubmed:meshHeading
pubmed-meshheading:20609568-Anti-Bacterial Agents, pubmed-meshheading:20609568-Bacterial Typing Techniques, pubmed-meshheading:20609568-Ciprofloxacin, pubmed-meshheading:20609568-DNA, Bacterial, pubmed-meshheading:20609568-Drug Resistance, Bacterial, pubmed-meshheading:20609568-Electrophoresis, Gel, Pulsed-Field, pubmed-meshheading:20609568-Humans, pubmed-meshheading:20609568-Japan, pubmed-meshheading:20609568-Microbial Sensitivity Tests, pubmed-meshheading:20609568-Molecular Epidemiology, pubmed-meshheading:20609568-Polymerase Chain Reaction, pubmed-meshheading:20609568-Prevalence, pubmed-meshheading:20609568-Proteus Infections, pubmed-meshheading:20609568-Proteus mirabilis, pubmed-meshheading:20609568-Quinolones, pubmed-meshheading:20609568-Sequence Analysis, DNA, pubmed-meshheading:20609568-Time Factors, pubmed-meshheading:20609568-beta-Lactamases, pubmed-meshheading:20609568-beta-Lactams
pubmed:year
2010
pubmed:articleTitle
Rapidly spreading CTX-M-type beta-lactamase-producing Proteus mirabilis in Japan.
pubmed:affiliation
Department of Infection Control and Prevention, Faculty of Medicine, Toho University, 4-16-20, Omori-nishi, Ota-ku, Tokyo 143-0015, Japan.
pubmed:publicationType
Journal Article