Plasmid-mediated AmpC β-lactamase
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
... that plasmid- mediated quinolone resistance (PMQR) genes, qnr and aac(6′)-lb-cr, were detected in ESBL-producing isolates with reduced susceptibility to ...
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Detection of Plasmid Mediated AmpC β Lactamase Genes in Clinical Isolates by Using Multiplex PCR
... of plasmid-mediated ampC -lactamases requires that any molecular technique used for identification of the gene be functional for different gram-negative organisms, including or- ganisms with ...
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Occurrence of bla DHA-1 mediated cephalosporin resistance in Escherichia coli and their transcriptional response against cephalosporin stress: a report from India
... another plasmid-mediated AmpC β-lactamase, belonging to DHA family was found increasingly among Enterobacteriaceae in many parts of the world and was a growing concerned in the medical ...
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... AmpC β-lactamase producing bacteria can cause major therapeutic failure if they remain undetected because in routine Kirby- Bauer Disc diffusion test for antibiotic sensitivity, they may show false ...
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Clonal dissemination of KPC-2 producing Klebsiella pneumoniae ST11 clone with high prevalence of oqxAB and rmtB in a tertiary hospital in China: results from a 3-year period
... Extended-spectrum β-lactamase (ESBLs), exogenously acquired 16S rRNA methyltrans- ferase (16S-RMTase) genes, and plasmid-mediated AmpC enzyme (pAmpCs) has been frequently detected among ...
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Multiplex PCR Study of Plasmid-Mediated AmpC Beta-Lactamase Genes in Clinical Isolates of Escherichia coli
... and AmpC producing organisms are generally resistant to broad-spectrum penicillins, oxyimino- and 7-α- methoxy-cephalosporins, and aztreonam (14), then antibiotic options in the treatment of ESBL and ampC ...
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Extended Spectrum β Lactamase, AmpC, and Carbapenemase Issues
... an AmpC  -lactamase in Klebsiella ...mid-mediated AmpC production because these organisms lack a chromosomal AmpC  ...Inducible plasmid-mediated AmpC  ...
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Original Article Detection of integrons in Escherichia coli producing plasmid-mediated AmpC β-lactamases
... mid-encoded AmpC (pAmpC) β-lactamases and the presence of integrons among pAmpC positive ...studied. AmpC disk test was used for phenotypic AmpC-β-lactamase ...for AmpC, ...
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Detection of Plasmid-Mediated AmpC Beta-lactamase Enzyme among Escherichia coli Isolates in Livestock, South Nigeria
... of β-lactams antibiotics has induced dynamic and continuous production and mutation of certain enzymes in these bacteria, thereby expanding their activity against the newly developed β-lactam ...spectrum ...
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Inhibitor Based Methods for Detection of Plasmid Mediated AmpC β Lactamases in Klebsiella spp , Escherichia coli, and Proteus mirabilis
... of plasmid-mediated AmpC-producing organisms or organisms harboring multiple  -lactamases are ...detect AmpC  -lactamase-producing isolates of Klebsiella ...
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Antimicrobial susceptibilities of Proteus mirabilis: a longitudinal nationwide study from the Taiwan surveillance of antimicrobial resistance (TSAR) program
... and β-lactam/β-lactamase ...to β-lactams mediated by acquired β-lactamases emerged in 1990s ...these β-lactamases, plasmid-borne extended-spectrum ...
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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
... Resistance of Shigella spp. to various antibiotics is increasing (26); however, plasmid-encoded resistance of Shigella spp. to extended-spectrum cephalosporins is still rare. Genetic testing is required 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
... Antimicrobial susceptibility testing and screening of  -lactamases. Isolates were tested for susceptibility by the standard disk diffusion method, and the results were interpreted according to the guidelines of the CLSI ...
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Laboratory Surveillance for Prospective Plasmid Mediated AmpC β Lactamases in the Kinki Region of Japan
... of AmpC and ESBLs was also investigated by the double-disk synergy (DDS) test with amoxicillin-clavulanic acid (20 and 10 g per disk, respectively), cefotaxime (CTX) (30 g per disk), ceftazidime (CAZ) (30 g per ...
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Bench to bedside review: The role of β lactamases in antibiotic resistant Gram negative infections
... abundant β-lactamases on the basis of the number of organisms that produce these ...c AmpC enzymes, are often found in most Enterobacteriaceae as chromosomal ...other β-lactams, especially when ...
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The β-lactamase inhibitor avibactam (NXL104) does not induce <em>ampC</em> β -lactamase in <em>Enterobacter cloacae</em>
... of β -lactamase activity was studied in the presence of 1–32 mg/L ...profiles: ampC mRNA peaked at 1–2 hours following induction, then slowly declined to reach basal levels at 4–6 ...incubation. ...
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DETECTION OF AMP C Β-LACTAMASE PRODUCING BACTERIA ISOLATED IN NEONATAL SEPSIS
... of AmpC β- lactamase producing ...for AmpC β-lactamase production against ceftazidime, cefotaxime and cefoxitin resistance and confirmed by inhibitor based ...were AmpC ...
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Abstract
... antybiotyki β −laktamowe wśród szczepów szpitalnych ...wytwarzanie β −laktamaz. Klasę C β −laktamaz stanowią cefalospo− rynazy, których ekspresja jest indukowana przez niektóre β −laktamy, ...
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Evaluation of the βLacta Test, a Rapid Test Detecting Resistance to Third Generation Cephalosporins in Clinical Strains of Enterobacteriaceae
... Molecular characterization of beta-lactamases. Beta-lactamases conferring resistance to 3GC were detected by molecular methods for (i) the strains resistant to 3GC, (ii) the strains with discrepant results between BLT ...
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Evaluation of effluxpumps gene expression in resistant Pseudomonas aeruginosa isolates in an Iranian referral hospital
... Antimicrobial susceptibility tests. Antimicrobial susceptibility tests were performed using disk diffu- sion and minimum inhibitory concentration (MIC) methods. Antibiotics used in this study were chosen randomly from ...
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