Browse AMR Mutations
Explore antimicrobial resistance mutations from the literature
Explore antimicrobial resistance mutations from the literature
Overview
Insights into the Environmental Resistance Gene Pool from the Genome Sequence of the Multidrug-Resistant Environmental Isolate Escherichia coli SMS-3-5
ParC mutations confer resistance to ciprofloxacin in combination with at least one mutation in gyrA.
Antimalarial therapy selection for quinolone resistance among Escherichia coli in the absence of quinolone exposure, in tropical South America.
Mutations in gyrA and parC were associated with fluoroquinolone resistance.
Ciprofloxacin-resistant Escherichia coli in Central Greece: mechanisms of resistance and molecular identification.
Chromosomal and plasmid-mediated fluoroquinolone resistance mechanisms among broad-spectrum-cephalosporin-resistant Escherichia coli isolates recovered from companion animals in the USA.
The Pheno- and Genotypic Characterization of Porcine Escherichia coli Isolates.
A Descriptive Analysis of Urinary ESBL-Producing-Escherichia coli in Cerdanya Hospital.
associated with ciprofloxacin resistance
Characterization of Mutations in DNA Gyrase and Topoisomerase IV in Field Strains and In Vitro Selected Quinolone-Resistant Mycoplasma hyorhinis Mutants.
Molecular mechanisms impact on fluoroquinolone resistance among E.coli from enteric carriage monitoring before prostate biopsy and earliest description of qnrB81.
Mutations in the QRDR of parC contribute to fluoroquinolone resistance.
Molecular Characterization of Multidrug-Resistant Escherichia coli from Fecal Samples of Wild Animals.
Antimicrobial Resistance Genotypes and Mobile Genetic Elements of Poultry-Derived Escherichia coli: A Retrospective Genomic Study from the United States.
Energy-dependent accumulation of norfloxacin and porin expression in clinical isolates of Klebsiella pneumoniae and relationship to extended-spectrum beta-lactamase production.
Mechanisms of fluoroquinolone resistance in Escherichia coli isolates from food-producing animals.
Prevalence of plasmid-mediated quinolone resistance in Escherichia coli isolated from diseased animals in Taiwan.
Mechanisms of quinolone resistance in Escherichia coli isolated from companion animals, pet-owners, and non-pet-owners.
Prevalence and Characterization of Quinolone-Resistance Determinants in Escherichia coli Isolated from Food-Producing Animals and Animal-Derived Food in the Philippines.
Acquisition and loss of CTX-M plasmids in Shigella species associated with MSM transmission in the UK.
Present in 2020 S. sonnei strain
Ciprofloxacin-resistant Gram-negative isolates from a tertiary care hospital in Eastern India with novel gyrA and parC gene mutations.
Genetic and in-silico approaches for investigating the mechanisms of ciprofloxacin resistance in Salmonella typhi: Mutations, extrusion, and antimicrobial resistance.
Comparative In vitro antibacterial activity of nemonoxacin and other fluoroquinolones in correlation with resistant mechanisms in contemporary methicillin-resistant Staphylococcus aureus blood isolates in Taiwan.
Mechanisms of fluoroquinolone resistance among Escherichia coli isolates from urinary tract infections in Thailand.
Genomic Analysis of Antibiotic Resistance and Virulence Profiles in Escherichia coli Linked to Sternal Bursitis in Chickens: A One Health Perspective.
Molecular characterization of fluoroquinolone-resistant Escherichia coli from broiler breeder farms.
Mutations in parC are associated with fluoroquinolone resistance.
Genomic Epidemiology and Antimicrobial Resistance Mechanisms of Imported Typhoid in Australia.
Genomic insights into the spread of methicillin-resistant Staphylococcus aureus involved in ear infections.
Characteristics of quinolone resistance in Escherichia coli isolated from wildlife in Poland.
Mutations in QRDR region are associated with high MIC values
Molecular characterization of mcr-1.1-harboring multidrug-resistant Escherichia coli isolates from chicken in the United Arab Emirates: implications for one health surveillance.
Mutations in parC contribute to fluoroquinolone resistance
Antimicrobial susceptibility of travel-related Salmonella enterica serovar Typhi isolates detected in Switzerland (2002-2013) and molecular characterization of quinolone resistant isolates.
Occurrence and molecular characteristics of antimicrobial resistance, virulence factors, and extended-spectrum β-lactamase (ESBL) producing Salmonella enterica and Escherichia coli isolated from the retail produce commodities in Bangkok, Thailand.
Found in multiple E. coli isolates
Informal genomic surveillance of regional distribution of Salmonella Typhi genotypes and antimicrobial resistance via returning travellers.
Mutations in the quinolone resistance determining region (QRDR) of gyrA and parC are associated with reduced susceptibility to fluoroquinolones.
Persistent circulation of a fluoroquinolone-resistant Salmonella enterica Typhi clone in the Indian subcontinent.
Mutations in gyrA and parC contribute to fluoroquinolone resistance.
A review of the mechanisms that confer antibiotic resistance in pathotypes of E. coli.
Quinolone resistance mechanisms among extended-spectrum beta-lactamase (ESBL) producing Escherichia coli isolated from rivers and lakes in Switzerland.
Salmonella enterica Serovar Typhi in Bangladesh: Exploration of Genomic Diversity and Antimicrobial Resistance.
Whole-genome sequences of multidrug-resistant Escherichia coli in South-Kivu Province, Democratic Republic of Congo: characterization of phylogenomic changes, virulence and resistance genes.
An ST131 clade and a phylogroup A clade bearing an O101-like O-antigen cluster predominate among bloodstream Escherichia coli isolates from South-West Nigeria hospitals.
Mutations in parC contribute to fluoroquinolone resistance.
Quinolone-resistant Escherichia coli at the interface between humans, poultry and their shared environment- a potential public health risk.
Single substitution
Mechanisms of reduced susceptibility to ciprofloxacin in Escherichia coli isolates from Canadian hospitals.
Mutations in the quinolone resistance-determining regions of gyrA and parC in Enterobacteriaceae isolates from Brazil.
Mutations in parC gene are associated with fluoroquinolone resistance.
Susceptibility to β-lactams and quinolones of Enterobacteriaceae isolated from urinary tract infections in outpatients.
Fitness Tradeoffs of Antibiotic Resistance in Extraintestinal Pathogenic Escherichia coli.
High Prevalence of Extended-Spectrum β-Lactamase Producing Enterobacteriaceae Among Clinical Isolates From Cats and Dogs Admitted to a Veterinary Hospital in Switzerland.
Laboratory and molecular surveillance of paediatric typhoidal Salmonella in Nepal: Antimicrobial resistance and implications for vaccine policy.
Mutations in the QRDR of parC contribute to fluoroquinolone resistance.
Phylogenetic Analysis Indicates a Longer Term Presence of the Globally Distributed H58 Haplotype of Salmonella Typhi in Southern India.
Genomic profiling of antimicrobial resistance genes in clinical isolates of Salmonella Typhi from patients infected with Typhoid fever in India.
Prevalence of Plasmid-Mediated Quinolone Resistance (PMQRs) Determinants and Whole Genome Sequence Screening of PMQR-Producing E. coli Isolated from Men Undergoing a Transrectal Prostate Biopsy.
Molecular and clinical epidemiology of carbapenem resistant Acinetobacter baumannii, Pseudomonas aeruginosa and Enterobacterales in Fiji: a multicentre prospective observational study.
Whole-Genome Sequence Analysis of Antibiotic Resistance, Virulence, and Plasmid Dynamics in Multidrug-Resistant E. coli Isolates from Imported Shrimp.
Molecular epidemiology and mutations at gyrA and parC genes of ciprofloxacin-resistant Escherichia coli isolates from a Taiwan medical center.
parC
Mutation rate and evolution of fluoroquinolone resistance in Escherichia coli isolates from patients with urinary tract infections.
parC
Genetic evidence for a role of parC mutations in development of high-level fluoroquinolone resistance in Escherichia coli.
parC
Mutations in gyrA and parC genes in nalidixic acid-resistant Escherichia coli strains from food products, humans and animals.
parC
Unknown phenotype if each mutation occurs alone. Nalidixic acid and ciprofloxacin resistance when associated with gyrA mutations
Susceptibility patterns of enteroaggregative Escherichia coli associated with traveller's diarrhoea: emergence of quinolone resistance.
parC
Quinolone resistance among Escherichia coli strains from community-acquired urinary tract infections in Greece.
parC
Mechanisms of quinolone resistance in Escherichia coli and Salmonella: recent developments.
parC
Characterisation of novel mutations involved in quinolone resistance in Escherichia coli isolated from imported shrimp.
Escherichia coli parC conferring resistance to fluoroquinolones; CARD accession: CARD:3003308
Topoisomerase mutations that are associated with high-level resistance to earlier fluoroquinolones in Staphylococcus aureus have less effect on the antibacterial activity of besifloxacin.
Staphylococcus aureus parC conferring resistance to fluoroquinolones; CARD accession: CARD:3003312
Topoisomerase IV is a target of quinolones in Escherichia coli.
Unknown phenotype if each mutation occurs alone. Nalidixic acid and ciprofloxacin resistance when associated with gyrA mutations
High percentage of resistance to ciprofloxacin and qnrB19 gene identified in urinary isolates of extended-spectrum beta-lactamase-producing Escherichia coli in Madrid, Spain.
Unknown phenotype if each mutation occurs alone. Nalidixic acid and ciprofloxacin resistance when associated with gyrA mutations
Research makes medical devices easier to use.
Fluoroquinolone resistance linked to GyrA, GyrB, and ParC mutations in Salmonella enterica typhimurium isolates in humans.
No comments yet. Be the first to comment!
© 2026 ResLit. Data sourced from PubMed literature analysis.
Built for antimicrobial resistance research