Results 51 to 60 of about 1,822,998 (209)

Epidemiology of mobile colistin resistance (mcr) genes in aquatic environments

open access: yesJournal of Global Antimicrobial Resistance, 2021
Colistin is one of the last-line therapies against multidrug-resistant Gram-negative pathogens, especially carbapenemase-producing isolates, making resistance to this compound a major global public-health crisis. Until recently, colistin resistance in Gram-negative bacteria was known to arise only by chromosomal mutations.
Cherak, Zineb   +3 more
openaire   +4 more sources

Image_2_Occurrence of mcr-1 and mcr-2 colistin resistance genes in porcine Escherichia coli isolates (2010–2020) and genomic characterization of mcr-2-positive E. coli.pdf

open access: yes, 2022
IntroductionThe global emergence of plasmid-mediated colistin resistance is threatening the efficacy of colistin as one of the last treatment options against multi-drug resistant Gram-negative bacteria.
Torsten Semmler (106650)   +5 more
core   +1 more source

Emergence of Escherichia coli harbouring mcr-1 and mcr-3 genes in North West Algerian farmlands

open access: yesJournal of Global Antimicrobial Resistance, 2020
Colistin resistance has emerged worldwide, threatening the efficacy of colistin treatment of Gram-negative bacterial infections. Farms have been recognised as an important reservoir of genes conferring resistance to colistin. This study aimed to isolate and characterise colistin-resistant bacteria in farmlands located in the region of Oran, northwest ...
Touati, Meriem   +4 more
openaire   +3 more sources

Distribution and Transmission of Colistin Resistance Genes mcr-1 and mcr-3 among Nontyphoidal Salmonella Isolates in China from 2011 to 2020

open access: yesMicrobiology Spectrum, 2023
Mobile colistin resistance (mcr) genes are present mainly in plasmids and can disseminate clonally or horizontally via either plasmids or insertion sequences in different genomic locations among the Enterobacteriaceae.
Tingting Yang   +13 more
doaj   +1 more source

Global Dissemination of the mcr-1 gene

open access: yesArchives of Pediatric Infectious Diseases, 2016
: Antimicrobial resistance is one of the most severe threats to human health. The first report of plasmid-mediated colistin resistance in Escherichia coli from animals, food, and humans was in 2015 from China. The current increasing trend of resistance is extremely troubling because polymyxins are the last-resort antibiotics for treating infections with
Soroor Erfanimanesh, Ali Hashemi
openaire   +1 more source

Molecular mechanisms of polymyxin resistance and detection of mcr genes [PDF]

open access: yesBiomedical Papers, 2019
Antibiotic resistance is an ever-increasing global problem. Major commercial antibiotics often fail to fight common bacteria, and some pathogens have become multi-resistant. Polymyxins are potent bactericidal antibiotics against gram-negative bacteria.
Mlynárčik, Patrik, Kolář, Milan
openaire   +4 more sources

Data_Sheet_1_Occurrence of mcr-1 and mcr-2 colistin resistance genes in porcine Escherichia coli isolates (2010–2020) and genomic characterization of mcr-2-positive E. coli.pdf

open access: yes, 2022
IntroductionThe global emergence of plasmid-mediated colistin resistance is threatening the efficacy of colistin as one of the last treatment options against multi-drug resistant Gram-negative bacteria.
Torsten Semmler (106650)   +5 more
core   +1 more source

Rapid detection and quantification of plasmid-mediated colistin resistance genes (mcr-1 to mcr-5) by real-time PCR in bacterial and environmental samples [PDF]

open access: yes, 2020
Aim: The aim of the study was to validate a rapid method to detect and quantify colistin resistance genes (mcr-1 to mcr-5) by real-time polymerase chain reaction (RT-PCR) in diverse matrices. Methods and results: The detection limit of two newly designed
Grilli G.   +13 more
core   +1 more source

Occurrence and Characteristics of Mcrs among Gram-Negative Bacteria Causing Bloodstream Infections of Infant Inpatients between 2006 and 2019 in China

open access: yesMicrobiology Spectrum, 2022
The aim of this study was to determine the occurrence of mobilized colistin resistance (mcr) genes in Gram-negative bacteria causing bloodstream infections of child inpatients in China.
Lijuan Wu   +6 more
doaj   +1 more source

Emergence and Transmission of Plasmid-Mediated Mobile Colistin Resistance Gene mcr-10 in Humans and Companion Animals

open access: yesMicrobiology Spectrum, 2022
Mobile colistin resistance (mcr) genes mediated by plasmids have widely disseminated throughout the world. Recently, 10 mcr genes (mcr-1 to mcr-10) and a large number of variants have been identified in more than 60 countries.
Yi Yin   +6 more
doaj   +1 more source

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