Plasmid-Mediated AmpC Resistance
Laboratory Surveillance for Prospective Plasmid Mediated AmpC β Lactamases in the Kinki Region of Japan
... strains, resistance was transferred from 12 isolates, and a CTX-M-type ESBL was cotransferred from the single strain expressing this ...large plasmid was transferred to ...
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Prevalence of Plasmid Mediated AmpC β Lactamases in a Chinese University Hospital from 2003 to 2005: First Report of CMY 2 Type AmpC β Lactamase Resistance in China
... of resistance than ESBLs and were not inhibited by commercially available inhibitors, the antimicrobial agents that could be used are ...an AmpC- producing ...
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MINIREVIEW. Plasmid-Determined AmpC-Type -Lactamases
... with plasmid-mediated AmpC enzymes were consistently resistant to aminopenicillins (ampicillin or amoxicillin), carboxypenicillins (carbenicillin or ticarcillin), and ureidopenicillins (piperacillin) ...
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Original Article Detection of integrons in Escherichia coli producing plasmid-mediated AmpC β-lactamases
... antibiotic resistance factors, including the production of plas- mid-encoded AmpC (pAmpC) β-lactamases and the presence of integrons among pAmpC positive ...studied. AmpC disk test was used for ...
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Detection of Plasmid Mediated AmpC β Lactamase Genes in Clinical Isolates by Using Multiplex PCR
... multiple resistance mechanisms and produce multiple -lactamases (17, ...different plasmid-mediated ampC genes have been identified to date and have been deposited in GenBank ...
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Multiplex PCR Study of Plasmid-Mediated AmpC Beta-Lactamase Genes in Clinical Isolates of Escherichia coli
... Background: AmpC β-lactamases are important cephalosporinases chromosomally encoded in many of Enterobacteriaceae and a few other organisms where they mediate resistance to cephalothin, cefazolin, cefoxitin ...
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Investigation of plasmid mediated AmpC beta-lactamases in Escherichia coli and Klebsiella pneumoniae isolates by phenotypic and genotypic
... important resistance mechanisms that bacteria use against beta-lactam ...and AmpC beta-lactamases are defined as group C or group I. 2 AmpC beta-lactamases are not inhibited by clavulanic acid and ...
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Prevalence of plasmid-mediated AmpC in Enterobacteriaceae isolated from humans and from retail meat in Zagazig, Egypt
... encode AmpC genes often carry many other resistance genes [12, 15, 54, ...the plasmid-encoding AmpC Enterobacteriaceae showed resistance to three out of the four most important ...
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A Korean Nationwide Surveillance Study for Non-Typhoidal Salmonella Isolated in Humans and Food Animals from 2006 to 2008: Extended-Spectrum 棺-Lactamase, Plasmid-Mediated AmpC 棺-Lactamase, and Plasmid-Mediated Quinolone Resistance qnr Genes
... The resistance rates to ampicillin in both clinical and non-clinical NTS were high, while those to trimethoprim-sulfamethoxazole varied depending on the ...the resistance rates to cephalosporins were very ...
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Detection of Plasmid-Mediated AmpC Beta-lactamase Enzyme among Escherichia coli Isolates in Livestock, South Nigeria
... as AmpC β-lactamases. AmpC β-lactamases are clinically important cephalosporinases encoded on the chromosome of many Enterobacteriaceae and a few other organisms where they mediate resistance to ...
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Outbreak of Dysentery Associated with Ceftriaxone Resistant Shigella sonnei: First Report of Plasmid Mediated CMY 2 Type AmpC β Lactamase Resistance in S sonnei
... Plasmid analysis has proven to be a useful typing technique (9, 11); it is inexpensive and quick to perform. However, many plasmids are unstable and may be easily gained and/or lost, thus limiting this method’s ...
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Faecal colonization of E coli and Klebsiella spp producing extended spectrum beta lactamases and plasmid mediated AmpC in Mozambican university students
... In this study of healthy students, none of the partici- pants had a history of hospitalization 6 months prior to the study, and 87.5% had not consumed any antibiotics at least 3 months prior to the study. This suggests ...
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Detection of Plasmid Mediated Quinolone Resistance Genes in Clinical Isolates of Enterobacter spp in Spain
... quinolone resistance-determining region of gyrA and parC also were investigated in organisms containing plasmid-mediated quinolone resistance ...including AmpC hyperproduction, ...
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Extended-spectrum β-lactamase, plasmid-mediated AmpC β-lactamase, fluoroquinolone resistance, and decreased susceptibility to carbapenems in Enterobacteriaceae: fecal carriage rates and associated risk factors in the community of Northern Cyprus
... Sixty-seven (13.4%) of the study participants had at least one GIS at the time of sample collection, and the association between having a gastrointestinal complaint and CIRE colonization was found to be statistically ...
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The molecular epidemiology of ampC mediated resistance in Escherichia coli: A study of clinical strains isolated from the South West region
... of AmpC plasmid-mediated genes, and can be used in the form of two triplex ...newer plasmid genes at the time, the assays were based largely on the original primers described by Perez-Perez ...
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Prevalence of aac(6')-Ib-cr plasmid-mediated and chromosome-encoded fluoroquinolone resistance in Enterobacteriaceae in Italy
... of resistance to other classes of antibio- tic was next ...and AmpC genes was performed by PCR amplification using specific primers for the detection of ESBL, ...and AmpC genes, ...or AmpC ...
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Characterization of AmpC Mediated Resistance in Clinical Salmonella Isolates Recovered from Humans during the Period 1992 to 2003 in England and Wales
... The AmpC genetic determinants were present in transferable plasmids of around 11, 42, 70, 98, and 99 ...RFLP plasmid patterns consis- tent with plasmids previously seen in the United States, which suggests ...
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Frequency of Plasmid-mediated AmpC in Enterobacteriaceae isolated from Bloodstream Infections
... Na última década, houve um aumento nos relatos de enzimas derivadas dos genes AmpC cromossomais de microrganismos Gram-negativos, como C. freundii, Enterobacter cloacae e Aeromonas spp. que foram mobilizados por ...
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Plasmid mediated resistance to antibiotic synergism in enterococci
... high-level resistance (minimal inhibitory concentration greater than 2,000 microgram/ml) to streptomycin and kanamycin, and resistance to penicillin-streptomycin and penicillin-kanamycin synergism are ...
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Plasmid-Mediated Antimicrobial Resistance in Salmonella enterica
... of resistance plasmids. Antimicrobial drug resistance in IncFI plasmids evolved through the acquisition of multiple resistance determinants in few steps, by homologous and site-specific recombination ...
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