Bacterial Isolates. A total of 1,167 isolates were tested for a qnrA gene. Group I consisted of 178 E. cloacae pulsed-field gel ... These additional genes differ from gene cassettes by lacking a 59-bp element and having their own promoter (24). The qnrA1 gene ... Multidrug-resistance among Enterobacteriaceae, including resistance to quinolones, is increasing. Although quinolone resistance ... A new trimethoprim resistance gene, dhfrX, in the In7 integron of plasmid pDGO100. Antimicrob Agents Chemother. 1991;35:2436-9. ...
... potentially spreading the resistance gene to other bacterial species. Since its discovery, the mcr-1 gene has been reported ... Plasmid-mediated colistin resistance (mcr-1 gene): three months later, the story unfolds. Euro Surveill 2016;21:30155. CrossRef ... The isolates also carried a plasmid blacmy-2 gene, which encodes AmpC, an enzyme that confers resistance to third generation ... Investigation of Escherichia coli Harboring the mcr-1 Resistance Gene - Connecticut, 2016. MMWR Morb Mortal Wkly Rep 2016;65: ...
Genes; Bacterial cultures; Author Keywords: Hurricane Harvey; Microbial community perturbations; Antibiotic-resistance genes; ... Sequencing of the V3-V4 region of the bacterial 16S rRNA gene was used to find that flooding may have affected bacterial ... The main objective of this study was to examine the presence of targeted antibiotic-resistance genes and changes in the ... Impact of flooding on urban soils: changes in antibiotic resistance and bacterial community after Hurricane Harvey. ...
This process is thought to be a significant cause of increased drug resistance when one bacterial cell acquires resistance, and ... of genes responsible for antibiotic resistance. The transfer of antibiotic resistance genes (ARGs) through conjugation is ... HhMAN1 is a gene in the genome of the coffee berry borer (Hypothenemus hampei) that resembles bacterial genes, and is thought ... Barlow M (2009). "What Antimicrobial Resistance Has Taught Us About Horizontal Gene Transfer". Horizontal Gene Transfer. ...
Return to Article Details Is the merA gene sufficient as a molecular marker of mercury bacterial resistance? Download Download ...
Trimethoprim/sulfamethoxazole* 160 mg/800 mg (Bactrim DS, Septra DS) 1 tablet PO BID for 3d (use when bacterial resistance is ... Swarming involves the expression of specific genes when these bacteria are exposed to surfaces such as catheters. This results ... Factors unfavorable to bacterial growth include a low pH (5.5 or less), a high concentration of urea, and the presence of ... Adhesins are bacterial surface structures that enable attachment to host membranes. In E coli infection, these include both ...
UMass Chan Biochemistry and Molecular Biotechnology research includes Gene Expression & Epigenetics. Faculty Nick Rhind, Sean ... Key Words: bacterial cell envelope; antibiotic resistance; antibiotic tolerance. Research Tools: We use a combination of ... What are Gene Expression & Epigenetics?. "Gene expression" refers to the process by which a DNA sequence (i.e. a gene) is used ... gene repression by chromatin packing). Research into Gene Expression & Epigenetics aims to understand how our genes and the way ...
Deciphering the mobility and bacterial hosts of antibiotic resistance genes under antibiotic selection pressure by metagenomic ... Size-dependent promotion of micro(nano)plastics on the horizontal gene transfer of antibiotic resistance genes in constructed ...
Network analysis found that 16 bacterial genera co-occurred with tetW gene. Co-occurrence patterns were revealed ... I1 gene, and bacterial communities in 18 geographically distributed WWTPs. The results showed that the average relative ... The highest average relative abundances of sul1, sul2, tetX, and intI1 genes were found in ... The abundance of tetW gene was positively correlated with the Shannon diversity index (H′), while both ...
Evaluation of multiplex tandem PCR (MT-PCR) assays for the detection of bacterial resistance genes among Enterobacteriaceae in ... assays for the detection of bacterial resistance genes among Enterobacteriaceae in clinical urines. Journal of Antimicrobial ... The time from urine to results was ,3 h. Conclusions: The MT-PCR assays rapidly identified resistance genes from Gram-negative ... Methods: Two MT-PCR assays were developed successively, seeking 8 or 16 resistance genes. Amplification was tracked in real ...
... without recombinant plasmids and resistance genes. The strain showed extreme stability in 1-month subculturing, with CWP ... antibiotic resistances and inducible promoters, and increase ethanol tolerance. Here, we report a new strain with chromosomally ... Design of a stable ethanologenic bacterial strain without heterologous plasmids and antibiotic resistance genes for efficient ... Design of a stable ethanologenic bacterial strain without heterologous plasmids and antibiotic resistance genes for efficient ...
1. Bacterial resistance to beta-lactam antibiotics has risen dramatically in Escherichia coli from food animals. In a previous ... The intI1 gene was detected in 8 trimethoprim-sulfamethoxazole-resistant isolates and the intI2 gene in 4 isolates; one gene ... The tet(A) or tet(B) genes were identified in all tetracycline-resistant isolates; the aadA gene detected in 8 of 10 ... the cmlA gene in the chloramphenicol-resistant isolate; and sul1 and/or sul2 and/or sul3 genes were found in all trimethoprim- ...
Eravacycline is active against bacterial isolates expressing the polymyxin resistance gene mcr-1. * Fyfe, Corey Tetraphase ... Emerging Antibiotic Resistance Unit, Medical and Molecular Microbiology, Department of Medicine, INSERM European Unit, Paris, ...
... susceptibility testing and/or presence of resistance genes and mutations found in whole genome sequences of bacterial DNA. ... XDR Shigella strains can spread antimicrobial resistance genes to other enteric bacteria. Given these potentially serious ... National Antimicrobial Resistance Monitoring System (NARMS) Now: Human Data. Atlanta, Georgia: U.S. Department of Health and ... Shigellosis is an acute enteric infection that is an important cause of domestically acquired and travel-associated bacterial ...
Antimicrobial drug resistance is now considered a global health security challenge of the 21st centu … ... role in the evolution of bacterial communities.This work analyzes the dynamics of antimicrobial resistance genes using gene ... To date, the antimicrobial resistance problem has been analyzed under a "single centric" perspective ("gene tracking" or " ... Plasmids have largely contributed to the spread of resistance genes among Staphylococcus, Enterococcus, and Streptococcus ...
... bacterial invasion We analyzed tissue expression patterns of AtJAZ genes and measured stomata opening and pathogen resistance ... JAZ2 controls stomata dynamics during bacterial invasion New Phytol. 2017 Feb;213(3):1378-1392. doi: 10.1111/nph.14354. Epub ... Gain-of-function mutations in JAZ2 prevent stomatal reopening by COR and are highly resistant to bacterial penetration. The ... Due to the antagonistic interactions between the salicylic acid (SA) and JA defense pathways, efforts to increase resistance to ...
... flagellar and quorum sensing associated genes. Differential gene expression analysis indicated that this isolate formed ... which might enhance its antibiotic resistance and in vivo colonization in COVID-19 patients. ... Differential gene expression analysis indicated that this isolate formed excessive biofilm by reducing flagellar formation (7.4 ... which might enhance its antibiotic resistance and in vivo colonization in COVID-19 patients. ...
Field-testing Bacterial Pathogens with Antibiotic Resistance Genes. University researchers have applied to the US Environment ... Scientists Discover New Route for GM-gene Escape. Genetically modified genes can jump species via wounds, yes horizontal gene ... Safe Gene Therapy?. The first documented case of cancer from gene therapy has no sooner been announced than the hype of safe ... Other issues related to the GM construct, such as genetic instability, the persistence of antibiotic resistance marker genes in ...
... three genes for LPS biosynthesis and had reduced antibiotic resistance genes when compared with clinical strains. Genes ... Genes belonging to proteases, bacterial exporters and DNA stabilization were found to be under strong positive selection thus ... The competence to acquire multidrug resistance and new virulence factors makes these strains a potential threat. However, we ... The competence to acquire multidrug resistance and new virulence factors makes these strains a potential threat. However, we ...
... including bacterial, fungal, parasitic, viral, antibiotic resistance or virulence factor genes ... Detect microbial targets - bacterial, fungal, parasitic, viral, antibiotic resistance and virulence factor genes - using ... Tetracycline efflux pump gene tetA. Tetracycline efflux pump gene tetB. RG-002. Resistance Genes 2. DMA00557-T. DMA00528-R. ... Resistance Genes 1. DMA00566-F. DMA00542-H. DMA00576-T. DMA00574-R. DMA00575-C. Fluoroquinolone resistance gene QnrS. Class D ...
Drug-resistance declines in the laboratory in an antibiotic stress-free environment, indicating that restricting antimicrobial ... For example, streptomycin-resistance is frequently mediated by resistance mutations in the ribosomal protein gene rpsL, but ... Nevertheless, we noted several examples on functional relatedness between resistance genes mutated in T0 and genes mutated ... Nevertheless, we provide several examples on functional relatedness between resistance genes mutated in T0 and genes mutated ...
... and identify colonization with antimicrobial-resistance-containing opportunistic pathogens as a previously underappreciated ... Matched large-scale culturing and whole-genome sequencing of over 800 bacterial strains from these babies identified ... virulence factors and clinically relevant antimicrobial resistance in opportunistic pathogens that may predispose individuals ... ARG-ANNOT, a new bioinformatic tool to discover antibiotic resistance genes in bacterial genomes. Antimicrob. Agents Chemother ...
... but they can also provide benefits such as nutrients and resistance against viruses to their hosts. The Wolbachia strain wMel ... A total of 2164 orthologous genes were used. The two fly species responded to the infection in different ways. Significant ... Here, we investigated, in females of both D. melanogaster and D. nigrosparsa, the gene expression between animals uninfected ... changes shared by the fly species belong to the expression of genes involved in processes such as oxidation-reduction process, ...
Ten resistance genes were detected, the most frequent of which were ampC, conferring resistance to ampicillin and aadA, ... Pigeon meat is an important reservoir of E. coli with genes for antibiotic resistance and virulence having the potential to ... All the isolates presented resistance or reduced susceptibility to two or more antibiotics, with high levels of resistance to β ... to detect the presence of virulence and antibiotic resistance genes, and to carry out a phylogenetic classification of the ...
Bacterial resistance genes a threat to human health. Ghana becomes first country to approve University of Oxford malaria ...
... in signaling pathogen-induced disease resistance, its function in physiological processes related to cell death is still poorly ... Molecular basis of gene-for-gene specificity in bacterial speck disease of tomato. Science 274: 2063-2065. ... Gene-for-gene disease resistance without the hypersensitive response in Arabidopsis dndl mutant. Proc. Natl. Acad. Sei. USA 95 ... NDR1, a locus of Arabidopsis thaliana that is required for disease resistance to both a bacterial and fungal pathogen. Proc. ...
pMB1 (derivative of pBR322) origin for replication in bacterial cells. *β-lactamase gene for ampicillin resistance selection in ... pMB1 (derivative of pBR322) origin for replication in bacterial cells. *β-lactamase gene for ampicillin resistance selection in ... Neor gene is translated in a cap-independent fashion under control of the EMCV IRES ... Figure 2.Western Blot of Original FLAG Versus 3xFLAG®. Western blot of purified 3xFLAG®-BAP (bacterial alkaline phosphatase) ...
Each of Recombinetics calves possessed two antibiotic resistance genes, along with other segments of superfluous bacterial DNA ... the vector plasmid used by Recombinetics contained antibiotic resistance genes, plus the lac Z gene, plus promoter and ... jumping genes) and mouse retrovirus DNA (HIV is a retrovirus). Thus gene-editing is a potential mechanism for horizontal gene ... Gene-Editing Unintentionally Adds Bovine DNA, Goat DNA, and Bacterial DNA, Mouse Researchers Find. ...
For instance, two inpatient samples, or 24 percent, had the vancomycin regulatory resistance gene, while none had that gene in ... and antibiotic-resistance genes of MDR bacteria relative to the abundance of all other species and antibiotic-resistance genes ... "surprised to find a relatively high prevalence of clinically important bacterial species and antibiotic-resistance genes" in ... more than half of the outpatient cohort had an AmpC resistance gene, while 24 percent of inpatient samples had that gene. ...