Browse AMR Genes
Explore antimicrobial resistance genes from the literature
Explore antimicrobial resistance genes from the literature
arsenite export
Overview
The chromosomal arsenic resistance genes of Thiobacillus ferrooxidans have an unusual arrangement and confer increased arsenic and antimony resistance to Escherichia coli.
The chromosomal arsenic resistance genes of Thiobacillus ferrooxidans, including arsB, arsC, and arsH, were cloned and shown to confer increased resistance to arsenic and antimony in Escherichia coli.
Arsenic Resistance in Halobacterium sp. Strain NRC-1 Examined by Using an Improved Gene Knockout System.
The study identifies the arsADRC gene cluster, arsB, and arsM as critical for arsenic resistance in Halobacterium sp. strain NRC-1, with arsADRC and arsM contributing to resistance against arsenite and antimonite.
Global analysis of cellular factors and responses involved in Pseudomonas aeruginosa resistance to arsenite.
The study identifies several genes involved in Pseudomonas aeruginosa resistance to arsenite, including arsB, sodA, sodB, gor, and crc. These genes play roles in detoxifying arsenite through mechanisms such as efflux, superoxide dismutation, and glutathione recycling.
Sequencing and expression of two arsenic resistance operons with different functions in the highly arsenic-resistant strain Ochrobactrum tritici SCII24T.
The study identifies two arsenic resistance operons, ars1 and ars2, in Ochrobactrum tritici SCII24T, which confer resistance to arsenite, antimonite, and arsenate. The genes within these operons were cloned and functionally validated in E. coli.
The contribution of ArsB to arsenic resistance in Campylobacter jejuni.
The study identifies ArsB as a key contributor to arsenic resistance in Campylobacter jejuni, demonstrating that its inactivation reduces resistance to arsenite and arsenate, while its overexpression enhances resistance to arsenite.
Natural hot spots for gain of multiple resistances: arsenic and antibiotic resistances in heterotrophic, aerobic bacteria from marine hydrothermal vent fields.
The study identifies multiple antibiotic and heavy metal resistance genes in marine hydrothermal vent bacteria, highlighting the presence of plasmid-encoded resistance mechanisms and the coexistence of resistance to various metals and antibiotics.
Genome sequencing and analysis of the first spontaneous Nanosilver resistant bacterium Proteus mirabilis strain SCDR1.
The study identifies several AMR genes in the Nanosilver-resistant Proteus mirabilis strain SCDR1, including those conferring resistance to tetracycline, fluoroquinolones, sulfonamides, daptomycin, rifamycin, elfamycins, chloramphenicol, and amikacin.
Genetic diversity and characterization of arsenic-resistant endophytic bacteria isolated from Pteris vittata, an arsenic hyperaccumulator.
The study identified and characterized arsenic-resistant endophytic bacteria from Pteris vittata, highlighting the presence of arsB and ACR3(2) genes involved in arsenite resistance.
Comparative Genomics and Phenotypic Investigations Into Antibiotic, Heavy Metal, and Disinfectant Susceptibilities of Salmonella enterica Strains Isolated in Australia.
The study identified several AMR genes and mutations in Salmonella enterica strains, including blaTEM-1, aph(3')-I, aph(6')-ld, dfrA5, tetA, and various arsenic resistance genes. A mutation in gyrA was also found to confer nalidixic acid resistance.
Characterization of an Environmental Multidrug-Resistant Acinetobacter seifertii and Comparative Genomic Analysis Reveals Co-occurrence of Antimicrobial Resistance and Metal Tolerance Determinants.
The study characterizes an environmental multidrug-resistant Acinetobacter seifertii isolate (SAb133) and identifies multiple antimicrobial resistance genes, metal tolerance genes, and virulence factors. Key findings include the presence of bla ADC–25, bla TEM, and various efflux pump genes, along with metal tolerance genes and virulence factors.
Identification of a Cluster of Extended-spectrum Beta-Lactamase-Producing Klebsiella pneumoniae Sequence Type 101 Isolated From Food and Humans.
The study identifies a cluster of extended-spectrum beta-lactamase (ESBL)-producing Klebsiella pneumoniae sequence type 101 isolated from food and humans, highlighting the potential role of food as a source of multidrug-resistant bacteria transmission to humans.
Colonization of a hand washing sink in a veterinary hospital by an Enterobacter hormaechei strain carrying multiple resistances to high importance antimicrobials.
The study identified multiple antimicrobial resistance genes in an Enterobacter hormaechei strain isolated from a veterinary hospital sink, including blaSHV-12, qnrB2, and mcr-9.1, which confer resistance to cephalosporins, quinolones, and colistin, respectively.
A Novel Mobile Element ICERspD18B in Rheinheimera sp. D18 Contributes to Antibiotic and Arsenic Resistance.
The study characterizes the novel integrative and conjugative element ICE Rsp D18B in Rheinheimera sp. D18, which contains six antibiotic resistance genes (floR, sul2, strB, aph(3'')-Ib, and others) and an arsenic tolerance operon (arsRHCB), contributing to resistance against antibiotics and arsenic compounds.
An arsRB resistance operon confers tolerance to arsenite in the environmental isolate Terribacillus sp. AE2B 122.
The study identifies an arsRB operon in Terribacillus sp. AE2B 122 that confers resistance to arsenite. The arsB gene encodes an arsenite efflux pump, and the arsR gene encodes a transcriptional repressor. Both genes were functionally validated in E. coli.
Genomic Analysis of Staphylococcus aureus of the Lineage CC130, Including mecC-Carrying MRSA and MSSA Isolates Recovered of Animal, Human, and Environmental Origins.
The study identified several AMR genes in Staphylococcus aureus CC130 isolates, including mecC, blaZ, tet(K), arsB, and arsC. These genes conferred resistance to methicillin, penicillin, tetracycline, arsenite, and arsenate. The presence of the IEC system in some mecC-positive MRSA-CC130 strains suggests potential human adaptation.
Investigation of the Genes Involved in the Outbreaks of Escherichia coli and Salmonella spp. in the United States.
The study identified several antimicrobial resistance genes in E. coli and Salmonella spp., including aadA1, aph(3"-Ib, aph(6)-Id, blaTEM-1, sul2, tet(A), and tet(B) in E. coli, and arsA, arsB, arsC, iroB, and iroC in Salmonella spp. Additionally, virulence genes such as epeA, stxA2d, stxB2c, subA, and subB were found to be unique to outbreak E. coli.
Farming Practice Influences Antimicrobial Resistance Burden of Non-Aureus Staphylococci in Pig Husbandries.
The study found that organic and alternative pig farming practices are associated with reduced antimicrobial resistance (AMR) in non-aureus staphylococci (NAS) compared to conventional farming. Specific AMR genes such as mecA, blaZ, blaPC1, and others were more prevalent in conventional farms, while organic farms showed lower levels of AMR genes for aminoglycosides, phenicols, and tetracyclines.
Broiler house environment and litter management practices impose selective pressures on antimicrobial resistance genes and virulence factors of Campylobacter.
The study identified tetracycline resistance gene tetO in C. coli isolates, beta-lactamase gene blaOXA-61 in C. coli and C. jejuni isolates, and multidrug efflux pumps cmeABC and cmeDEF. These genes were found to differ by species and flock cohort.
The Plasmidomic Landscape of Clinical Methicillin-Resistant Staphylococcus aureus Isolates from Malaysia.
The study identified various plasmid-borne antimicrobial resistance genes in Malaysian MRSA isolates, including ermC, cat, tetK, tetL, aadD, aac(6')-Ie-aph(2")-Ia, lnuA, cadAC, cadDX, copB, mco, arsB, arsC, and qacA, contributing to multidrug resistance.
Virulence factors and antimicrobial resistance profiles of Campylobacter isolates recovered from consecutively reused broiler litter.
The study identified tetracycline resistance gene tetO in C. coli isolates, beta-lactamase gene blaOXA-61 in C. coli and C. jejuni isolates, multidrug efflux pumps cmeABC and cmeDEF, and arsenic resistance genes acr3, arsP, and arsB in C. jejuni isolates.
Metalloproteomics Reveals Multi-Level Stress Response in Escherichia coli When Exposed to Arsenite.
The study identifies the arsRBC operon as crucial for arsenic resistance in E. coli, demonstrating that ArsR, ArsB, and ArsC contribute to resistance against arsenite through distinct mechanisms.
Antisense transcription is associated with expression of metal resistance determinants in Cupriavidus metallidurans CH34.
The study identifies several metal resistance genes in Cupriavidus metallidurans CH34, including merA, merT, arsC2, arsC1, arsB, arsR, czcC2, tauD, atoD, czcC, copF, copD, copC, copB, copA, copR, copS, cupR, cupA, cupC, silC, silB, silA, gshA, and gshB, which are up-regulated under metal stress conditions and are associated with antisense transcription activities.
Bats as Hosts of Antimicrobial-Resistant Mammaliicoccus lentus and Staphylococcus epidermidis with Zoonotic Relevance.
The study identified antimicrobial resistance genes in Mammaliicoccus lentus and Staphylococcus epidermidis isolated from bats, including mph(C), msr(A), dfrC, salB, tet(K), str, qacA, arsB, and cadD, highlighting their potential for horizontal gene transfer and environmental co-selection.
Ultrasound-Assisted Extraction: Unlocking the Antibacterial Potential of Coptis chinensis Franch. Against ESBL-Producing Enterobacterales.
The study identifies multiple beta-lactamase resistance genes in ESBL-PE strains, including blaCTX-M-14, blaCTX-M-1, blaCTX-M-3, blaCTX-M-15, blaCTX-M-65, blaSHV, blaTEM, blaEC, blaACC, blaCMY, blaACT, blaDHA, and efflux pump genes such as acrF, emrD, mdtM, silA, kdeA, oqxA, oqxB, arsB, oqxA10, oqxB5, oqxB19, arsA, and hugA, which contribute to multidrug resistance in these isolates.
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