Results 31 to 40 of about 11,015 (171)

Mechanisms of quinolone resistance and implications for human and animal health [PDF]

open access: yesVeterinarski Glasnik, 2010
Quinolone antibiotics have been widely used in human and veterinary medicine. This has caused the development of resistance and difficulties in the treatment of complicated bacterial infections in humans.
Velhner Maja   +5 more
doaj   +1 more source

Plasmid-Mediated Quinolone Resistance in Australia

open access: yesMicrobial Drug Resistance, 2006
The aim of this study was to search for plasmid-encoded quinolone resistance determinants QnrA and QnrS in fluoroquinolone-resistant and extended-spectrum β -lactamase (ESBL)-producing enterobacterial isolates recovered in Sydney, Australia, in 2002. Twenty-three fluoroquinolone-resistant, of
Rodriguez-Martinez, JM   +3 more
openaire   +3 more sources

Temporal Appearance of Plasmid-Mediated Quinolone Resistance Genes [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2009
ABSTRACT One hundred fifty AAC(6′)-Ib-positive gram-negative isolates collected between 1981 and 1991 were examined by PCR for the presence of the aac(6 ′ )-Ib-cr variant and other plasmid-mediated quinolone resistance (PMQR) genes. None had the aac(6 ′
George A, Jacoby   +4 more
openaire   +2 more sources

Origin of Plasmid-Mediated Quinolone Resistance Determinant QnrA [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2005
ABSTRACT Plasmid-mediated resistance to quinolones is increasingly reported in studies of Enterobacteriaceae . Using a PCR-based strategy, a series of gram-negative species were screened for qnrA -like genes.
Laurent, Poirel   +4 more
openaire   +2 more sources

EVALUATION OF PLASMID-MEDIATED QUINOLONE RESISTANCE ASSOCIATED WITH THE QNR GENES IN CLINICAL ISOLATES OF SHIGELLA SPP. IN BAGHDAD

open access: yesThe Iraqi Journal of Medical Sciences, 2016
Background:Although quinolone resistance results mostly from chromosomal mutations in Enterobacteriaceae, it may also be mediated by plasmid-encoded qnr determinants. Shigella harboring the novel qnr plasmid-mediated mechanism of quinolone resistance has
Thanaa R. Abdulrahman   +3 more
doaj   +4 more sources

Transduction as a Potential Dissemination Mechanism of a Clonal qnrB19-Carrying Plasmid Isolated From Salmonella of Multiple Serotypes and Isolation Sources

open access: yesFrontiers in Microbiology, 2019
Antimicrobial resistance is an increasing problem worldwide, and Salmonella spp. resistance to quinolone was classified by WHO in the high priority list.
Andrea I. Moreno-Switt   +10 more
doaj   +1 more source

Quinolone resistance mechanisms among extended-spectrum beta-lactamase (ESBL) producing Escherichia coli isolated from rivers and lakes in Switzerland. [PDF]

open access: yesPLoS ONE, 2014
Sixty extended-spectrum β-lactamase (ESBL)-producing Escherichia coli isolated from rivers and lakes in Switzerland were screened for individual strains additionally exhibiting a reduced quinolone susceptibility phenotype.
Katrin Zurfluh   +4 more
doaj   +1 more source

Quinolone Resistance Genes and Their Contribution to Resistance in Vibrio cholerae Serogroup O139

open access: yesAntibiotics, 2023
Background. Quinolones are commonly used for reducing the duration of diarrhea, infection severity, and limiting further transmission of disease related to Vibrio cholerae, but V. cholerae susceptibility to quinolone decreases over time.
Yan-Yan Zhou   +6 more
doaj   +1 more source

Plasmid-mediated quinolone resistance determinant qnrS in Enterobacter cloacae [PDF]

open access: yesClinical Microbiology and Infection, 2006
PCR was used to investigate the occurrence of the plasmid-encoded quinolone resistance determinants qnrA and qnrS among diarrhoeagenic enterobacterial isolates recovered from Hanoi, Vietnam, during the period March 2001 to April 2002. In total, 162 Escherichia coli isolates, 28 Shigella isolates and three Enterobacter cloacae isolates were negative for
Poirel, L.   +4 more
openaire   +2 more sources

Detection of plasmid-mediated qnr genes among the quinolone-resistant Escherichia coli isolates in Iran

open access: yesJournal of Infection in Developing Countries, 2014
Introduction: Plasmid-mediated quinolone resistance, which complicates treatment, has been increasingly identified in Escherichia coli isolates worldwide.
Farzaneh Firoozeh   +2 more
doaj   +1 more source

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