fluoroquinolone resistance
Gyrase Mutations Are Associated with Variable Levels of Fluoroquinolone Resistance in Mycobacterium tuberculosis
... on resistance to early- versus late-generation fluo- ...moxifloxacin resistance, including allelic exchange ex- periments, where the ofloxacin MIC was found to be in the 2- to 4-mg/liter range and the ...
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High Level Fluoroquinolone Resistance in Ophthalmic Clinical Isolates Belonging to the Species Corynebacterium macginleyi
... with fluoroquinolone eye drops for several ...of fluoroquinolone with aminoglycosides or chloramphenicol quickly improved the clinical symptoms in these ...by fluoroquinolone-resistant ...of ...
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Evaluation of co-transfer of plasmid-mediated fluoroquinolone resistance genes and blaNDM gene in Enterobacteriaceae causing neonatal septicaemia
... of fluoroquinolone resistance are the accumulation of mutations in the target enzymes and upregulation of the efflux ...quinolone resistance (PMQR) genes which raise greater concern because of their ...
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Macrolide and fluoroquinolone resistance associated mutations in Mycoplasma genitalium in Johannesburg, South Africa, 2007–2014
... macrolide resistance-associated mutations in ...known fluoroquinolone resistance-associated mutations observed in the QRDR of ...macrolide resistance become widespread in South Africa. ...
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Screening of antimicrobial resistance and molecular detection of fluoroquinolone resistance mechanisms in chicken faeces derived Escherichia coli
... the resistance to antimicrobial agents and to assess the predomi- nant molecular mechanisms of fluoroquinolone resistance in faecal ...antimicrobial resistance and the prevalence of particular ...
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Characterization of clinical isolates of Escherichia coli showing high levels of fluoroquinolone resistance
... two fluoroquinolone-susceptible ATCC control strains) exhibited a different genotype with four silent muta- tions (bp 255 C to T, bp 273 C to T, bp 300 T to C, and bp 333 T to ...highly ...
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Real Time PCR Assay for Detection of Fluoroquinolone Resistance Associated with grlA Mutations in Staphylococcus aureus
... other resistance mechanisms, such as NorA efflux pump-mediated resistance or mutations in other regions of grlA (12, 19, 23, ...of resistance to ciprofloxacin and reduced susceptibility to the new ...
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Virulence Factors in Urinary Escherichia coli Strains: Phylogenetic Background and Quinolone and Fluoroquinolone Resistance
... among fluoroquinolone-susceptible strains than among resistant strains (65% versus 50% [P ⴝ ...B2, fluoroquinolone-resistant strains showed lower prevalences of papC, hlyA, and cnf1 than their susceptible ...
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Increased fluoroquinolone resistance with time in Escherichia coli from >17,000 patients at a large county hospital as a function of culture site, age, sex, and location
... were fluoroquinolone resistant ...each fluoroquinolone, how- ever, showed that resistance exceeded the previously reported values by 2- to 4-fold ...high resistance fre- ...[8]. ...
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Newest data on fluoroquinolone resistance mechanism of Shigella flexneri isolates in Jiangsu Province of China
... among fluoroquinolone resistant ...Typically, resistance to nalidixic acid resulted mainly from a single amino acid substitution at either position 83 or position 87 of the gyrA gene ...high-level ...
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Characterization of Isolates of Salmonella enterica Serovar Typhimurium Displaying High Level Fluoroquinolone Resistance in Japan
... high-level fluoroquinolone-resis- tant strains of both human and nonhuman sources were quite similar to each other and different from those of MDR DT104, we visually screened BlnI-digested PFGE profiles of serovar ...
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Sequential Acquisition of Virulence and Fluoroquinolone Resistance Has Shaped the Evolution of Escherichia coli ST131
... that resistance to fluoroquinolones, a class of broad-spectrum antibiotic used extensively in human medicine and veterinary practice, developed in ST131 soon after the introduction of these antibiotics in the ...
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Mycoplasma genitalium Macrolide and Fluoroquinolone Resistance Detection and Clinical Implications in a Selected Cohort in New Zealand
... macrolide resistance were detected using primers targeting region V of the 23S rRNA gene ...(4). Fluoroquinolone resistance mutations in the gyrA, gyrB, parC, and parE genes were screened using ...
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Chromosomal and plasmid mediated fluoroquinolone resistance in human Salmonella enterica infection in Ghana
... of resistance to fluoroquinolones in ...plasmid-mediated resistance as possible mechanisms of fluoroquinolone resistance from clinical isolates in ...and/or resistance to nalidixic acid ...
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Plasmid Mediated Fluoroquinolone Resistance Determinants in Clinical Isolates of Escherichia coli
... fluoroquinolones resistance are plasmid mediated quinolone ...However, fluoroquinolone resistance in gram-positive and gram-negative bacteria has emerged and increased ...of resistance to the ...
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Commentary: Fluoroquinolone Resistance in Salmonella and the Utility of Perfloxacin Disk Diffusion
... Fluoroquinolone resistance is a serious and increasingly common problem in ...detect fluoroquinolone resistance in Salmonella when the direct measurement of fluoroquinolone MICs is not ...
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Molecular characterization of fluoroquinolone resistance in clinical and environmental vibrio cholerae isolated from baghdad, iraq
... Cholera remains a major public health problem in many areas of the developing world. In addition to maintenance oral rehydration therapy , adjunctive antimicrobial therapy reduces the extent and duration of diarrhea, ...
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Prevalence of aac(6')-Ib-cr plasmid-mediated and chromosome-encoded fluoroquinolone resistance in Enterobacteriaceae in Italy
... The presence of mechanisms of chromosomial resis- tance to FQ was assessed on aac(6 ’ )-Ib-cr-positive strains. The genotypic analysis, performed with universal primers [4], revealed that all samples, but #44, coded for ...
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Article: Molecular identification and antimicrobial resistance profiles of Campylobacter strains of poultry origin in India with special emphasis on fluoroquinolone resistance
... quinolone resistance, a total number of 20 quinolone resistant strains were subjected to sequence determination and analysis of the gyrA gene in the quinolone-resistance determining ...of resistance ...
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Fluoroquinolone resistance during 2000–2005 : An observational study
... increasing resistance among Gram negative organisms was discussed by von Baum et ...colonization resistance which may have favored colonization with fluoroquinolone resistant ...in ...
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