[PDF] Top 20 Deciphering MCR 2 Colistin Resistance
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Deciphering MCR 2 Colistin Resistance
... wild-type mcr-2 gene, we noticed that the ...the mcr-2 mutant lacking its transmembrane region (ΔTM2) consis- tently fail to grow on LBA plates with over 1 to 2 mg/liter of ... See full document
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<p>The first report of emerging mobilized colistin-resistance (<em>mcr</em>) genes and ERIC-PCR typing in <em>Escherichia coli</em> and <em>Klebsiella pneumoniae</em> clinical isolates in southwest Iran</p>
... for colistin- resistant ...(13.6%) colistin- phenotypically-resistant Enterobacteriaceae, 8 isolates ...had mcr-1 ...and 2 isolates, respectively. Whereas no isolates carrying the ... See full document
10
Rapid detection of colistin resistance protein MCR-1 by LC–MS/MS
... Our method differs from other commonly used tryp- tic digestion methods in a few respects that are impor- tant to point out. First, our assay employs a rapid tryptic protein digestion technique without protein denatura- ... See full document
10
Multicenter prospective study on the prevalence of colistin resistance in <em>Escherichia coli</em>: relevance of <em>mcr-1</em>-positive clinical isolates in Lombardy, Northern Italy
... Materials and methods: A prospective study was performed during a 4-month period (May to August, 2016) in six acute care Hospitals. Consecutive nonduplicate clinical isolates of E. coli from any type of clinical ... See full document
9
Prevalence and molecular characteristics of <em>mcr-1</em> colistin resistance in <em>Escherichia coli</em>: isolates of clinical infection from a Chinese University Hospital
... the mcr- 1-resistant gene can be ...rifampicin resistance was employed as the recipient strain; all the mcr-1-positive isolates were tested, ratio of the donor and recipient strains was 1:1, and the ... See full document
7
<p>Epidemiology and molecular characterization of <em>mcr-1</em> in <em>Escherichia coli</em> recovered from patients with bloodstream infections in Changsha, central China</p>
... The mcr-1 gene was detected in three ...three mcr-1-positive ...to colistin. All three isolates showed a lower resistance to other classes of antibacterials, with all three being susceptible ... See full document
8
Plasmid mediated colistin resistant mcr-1 and co-existence of OXA-48 among Escherichia coli from clinical and poultry isolates: first report from Nepal
... of resistance to most of the antibiotics used in this ...Similar resistance pattern was screened in China ...77.7% resistance to ciprofloxacin, 33.3% resistance to gen- tamicin but no ... See full document
9
<p>Prevalence Of <em>mcr-1</em> Among Cefotaxime-Resistant Commensal <em>Escherichia coli</em> In Residents Of Vietnam</p>
... Table 2, the colistin MIC values of the mcr-1- positive ...the mcr-1-positive ...100% resistance to AMP and CTX, while resistance to FOX, a second-generation cephamycin, and CAZ, ... See full document
9
Structure of the catalytic domain of the colistin resistance enzyme MCR-1
... were ruptured using a French press and the cell lysate was centrifuged at 12,000 rpm for 30 minutes. The supernatant was passed through a 0.22 μm filter and loaded on a HisTrap FF column (GE Healthcare, Pittsburg, PA). ... See full document
10
Identification of Novel Mobilized Colistin Resistance Gene mcr 9 in a Multidrug Resistant, Colistin Susceptible Salmonella enterica Serotype Typhimurium Isolate
... detect mcr-9 in the HUM_TYPH_WA_10_R9_3274 assembly, all colistin resistance- conferring nucleotide sequences available in ResFinder (52 sequences, accessed 22 January 2019 [see Table S2 in the ... See full document
6
Evidence of colistin resistance genes (mcr-1 and mcr-2) in wild birds and its public health implication in Egypt
... of mcr-1-positive bacteria in wild birds in Egypt, indicating the possibility of envir- onmental dissemination of this gene through bird activ- ...of resistance in wild birds tend to correlate with the ... See full document
8
Screening for fecal presence of colistin-resistant Escherichia coli and mcr-1 and mcr-2 genes in camel-calves in southern Tunisia
... [5]. Colistin sulfate (CS), a polypeptide antibiotic, is used off-label in Tunisia for the oral treatment of Enterobacteriaceae infections in camel-calves at the dose of 25,000 IU/kg twice a day for 3 consecutive ... See full document
5
Reduced Fitness Costs of mcr-1.2 Compared to Mutated pmrB in Isogenic Colistin-Resistant KPC-3-Producing Klebsiella pneumoniae
... under colistin treatment when plasmid pIncX4-AOUP was ...the mcr-carrying plasmids, since their prevalence is common in animals and retail meat but rare in humans ...of mcr-carrying plasmids might ... See full document
10
<p>In vitro reduction of colistin susceptibility and comparative genomics reveals multiple differences between MCR-positive and MCR-negative colistin-resistant <em>Escherichia coli</em></p>
... the MCR-negative group, while the MCR-positive group possessed less PmrAB mutations (Table ...all MCR-negative mutants, but it was not always the case in the MCR-positive ...common ... See full document
10
MCR-1 Confers Cross-Resistance to Bacitracin, a Widely Used In-Feed Antibiotic
... We are grateful to Kim Cook (USDA Agricultural Research Service) for kindly pro- viding the colistin-resistant E. coli strains identified in swine in the United States. We also thank Tyrrell Conway (Oklahoma State ... See full document
5
<p>Plasmid-mediated colistin resistance gene <em>mcr-1</em> in <em>Escherichia coli</em> and <em>Klebsiella pneumoniae</em> isolated from market retail fruits in Guangzhou, China</p>
... The mcr-1-producing isolates and recipient were mixed (ratio of 1:9) in LB and incubated overnight at ...containing colistin (2 µg/ mL) and streptomycin (2,000 ...for mcr-1 by PCR and Sanger ... See full document
5
Genome sequences of two clinical Escherichia coli isolates harboring the novel colistin-resistance gene variants mcr-1.26 and mcr-1.27
... extracted mcr-1-like genes of iso- lates 803-18 and 844-18 and known mcr-1 variants (as of December 2019) to the reference sequence of mcr- ...Table 2 Antibiotic susceptibilities of ... See full document
7
<p>Prevalence and risk factors for colonization by extended-spectrum β-lactamase-producing or ST 131 <em>Escherichia coli</em> among asymptomatic adults in community settings in Southern Taiwan</p>
... Europe, 2% in America, 6% in Japan, 19% in India, 30% in China, and 30 – 50% in ...Thailand. 2–6 Antibiotic exposure within 6 months, daily animal contact, or travelling to Africa or Asia, had been linked ... See full document
9
Discovery of mcr-1-Mediated Colistin Resistance in a Highly Virulent Escherichia coli Lineage
... Genome sequencing and assembly. Genomic DNA (gDNA) from MS8345 was sequenced on a PacBio RSII instrument (The Doherty Institute for Infection & Immunity, The University of Melbourne) using a single SMRT cell, a 15-kb ... See full document
11
Rapid Increase in Prevalence of Carbapenem Resistant Enterobacteriaceae (CRE) and Emergence of Colistin Resistance Gene mcr 1 in CRE in a Hospital in Henan, China
... imipenem resistance (IMP) genes, to seven drugs (see Table S2 in the supplemental material) commonly used in clinical treatment were also ...of resistance to amikacin ...S2). Colistin is considered ... See full document
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