The study identifies Bac 32, a novel bacteriocin produced by Enterococcus faecium, which exhibits activity against E. faecium, E. hirae, and E. durans. The bacteriocin is encoded on plasmid pTI1 and includes the structural gene bacA and the immunity gene bacB.

The study identifies discriminatory antibiotic resistance genes (ARGs) using an extremely randomized tree (ERT) algorithm, highlighting genes like sul1, tet(W), and ermB as significant markers for differentiating resistomes across various aquatic environments.

The study identified multiple antimicrobial resistance genes in Elizabethkingia meningoseptica strains, including beta-lactamases, tetracycline resistance genes, and efflux pumps, indicating a multidrug-resistant profile.

The study identified 46 antibiotic resistance genes in the pre-transplant E. coli strain, including genes conferring resistance to beta-lactams, aminoglycosides, polymyxins, bacitracin, and multiple drugs through efflux pumps.

The study identified various antimicrobial resistance genes in Klebsiella isolates from preterm infants, highlighting the presence of multidrug resistance mechanisms.

The study identified several AMR genes in stormwater samples from Stockholm, including aac(3)-X, aac(6')-I, aph(3')-I, aph(3')-IIb, bacA, chloramphenicol, rosA, ermO, abeS, major facilitator superfamily transporter, mexE, mexX, ompR, opcM, oprA, oprN, qacG, puromycin, ADP-ribosylating, dfrA12, vanH, vanR, and vanS, which confer resistance to various antibiotics such as aminoglycosides, beta-lactams, chloramphenicol, fosmidomycin, MLS, multidrug, puromycin, rifamycin, trimethoprim, and vancomycin.

The study identified a Uropathogenic Escherichia coli (UPEC) strain isolated from a red panda that exhibited resistance to multiple antibiotics, including aminoglycosides, beta-lactams, and macrolides. The strain possessed 20 resistance genes, such as acra, acrb, mdte, mdtf, mdtn, mdto, mdtp, tolc, arna, baca, bcr, bl1_ec, emre, ksga, macb, mdfa, mdtg, mdth, mdtk, and mdtl, which contribute to multidrug resistance.

The study identified the fosfomycin resistance gene fosA7 and the vgaA gene in Salmonella enterica subsp. enterica serovar Infantis isolates from poultry farms in Serbia. Mutations in the pmrB gene were associated with colistin resistance.

The study identified 18 antimicrobial resistance genes in Staphylococcus aureus strain DC.RB_015, including mecA, blaZ, mepA, tet(K), tet(38), arlR, arlS, norA, mgrA, LmrS, APH(3′)-IIIa, aad(6), ErmB, SAT-4, mecR1, GlpT, murA, and bacA, which confer resistance to various antibiotics such as methicillin, beta-lactam, tetracycline, fluoroquinolone, macrolide, aminoglycoside, nucleoside, fosfomycin, and bacitracin.

The study identifies several beta-lactamase genes, including blaCTX-M-1, blaKPC-2, blaTEM-350, blaOXA-1, and blaCTX-M-15, as well as various aminoglycoside, macrolide, and tetracycline resistance genes in cefotaxime-resistant E. coli isolates from hospital and urban wastewater. Mutations in parC, parE, and gyrA contribute to fluoroquinolone resistance.

The study identified several AMR genes, including carbapenemases (cphA5, cphA7, imiH, ESP-1), colistin resistance gene mcr-7.1, aminoglycoside resistance genes (aadA, aph(6)-Id, aph(3')-Ib), sulfonamide/trimethoprim resistance genes (sul1, dfrA15, dfrA14), and multidrug efflux pumps (MexB, OpmH, MexK) in various bacterial isolates from urban water samples.

The study identified 26 chromosomal resistance genes in Salmonella Gallinarum strains, primarily encoding efflux pumps, and point mutations in gyrase genes (gyrA and gyrB) associated with quinolone resistance. The gyrB mutation S464T was frequently found in Colombian strains.

The study identified several AMR genes in Salmonella spp. isolates from reptiles, including genes encoding multidrug efflux pumps, aminoglycoside resistance, bacitracin resistance, and fosfomycin resistance. Despite the presence of these genes, all isolates were susceptible to tested antibiotics.

The study identified bacA and arsT genes as the most abundant antibiotic resistance genes (ARGs) and metal resistance genes (MRGs) in the study area, conferring resistance to bacitracin and arsenic, respectively.

The study identified 1038 antibiotic resistance genes from 200 community participants, highlighting the association of resistome profiles with lifestyle and environmental factors, particularly emphasizing the role of Escherichia coli in the resistome dynamics.

Quetiapine exposure increased the relative abundance of AMR gene families related to antibiotic efflux, cell membrane, and cell wall synthesis in the mouse fecal resistome, leading to reduced colistin susceptibility in Escherichia species.

Florfenicol exposure leads to increased resistance to fluoroquinolones and cephalosporins through mutations in efflux pump genes such as acrB, acrR, emrR, and robA, as well as the presence of resistance genes like ampC, ampH, bacA, and emrB.

The study identified a diverse array of antimicrobial resistance genes in drinking water stored in cisterns from two First Nations communities in Manitoba, Canada. Key findings include the presence of genes such as aac(3')-Ia, aac(6')-Iia, aac(6')-Iic, aph(3')-Ia, acrD, smeB, smeR, FEZ-1, rm3, SPG-1, OXA-21, OXA-119, OXA-205, dfrA14, dfrB6, acrB, acrF, adeF, ceoB, emrA, mexE, mexF, mexI, oprN, oqxB, BRP(MBL), vanSO, axyY, CRP, efrB, macB, mexB, mexC, mexD, mexK, mexQ, mexW, mexY, mtrA, muxB, muxC, oleB, oleC, ompB, oprM, smeD, smeE, golS, mdsB, PER-2, TEM-126, msbA, arnA, bacA, bcrA, MCR-5, rosA, rosB, rpoB2, ugd, mexN, taeA, efpA, rphA, rphB, otr(A), otrC, tetA(48 ), ompH, and triC, which confer resistance to various antibiotics including aminoglycosides, beta-lactams, cephalosporins, carbapenems, fluoroquinolones, macrolides, monobactams, nitroimidazoles, peptides, phenicols, pleuromutilins, rifamycins, tetracyclines, and triclosan.

The study identifies multiple antibiotic resistance genes in E. coli WG5D, including multidrug efflux pumps and genes conferring resistance to various antibiotics such as fluoroquinolones, cephalosporins, and glycopeptides.

The paper proposes a causality-guided framework called Causal-ARG for annotating properties of antibiotic resistance genes (ARGs), focusing on antibiotic class, resistance mechanism, and transferability.

The study identifies a novel pathogenic species, Stenotrophomonas pigmentata sp. nov., which exhibits resistance to multiple antibiotics, including β-lactams, carbapenems, and trimethoprim-sulfamethoxazole. Several multidrug resistance efflux pump and antibiotic resistance genes were found in its genome.

The study identifies the beta-lactamase gene OXA-12 and the bacitracin resistance gene bacA in Aeromonas veronii, which was enriched in an antibiotic-manufacturing wastewater treatment plant. These genes contribute to the antibiotic resistance of A. veronii, highlighting its potential as a zoonotic pathogen.

The study identified nine families of antibiotic resistance genes (ARGs) in Chaohu Lake, with multidrug, bacitracin, polymyxin, macrolide lincosamide streptogramin (MLS), and aminoglycoside being the most abundant. Key genes included bacA, mexF, and mdtB, which were found to confer resistance to specific antibiotics.

The study identifies bacitracin B1 (UB1) as a potent antimicrobial compound produced by Bacillus paralicheniformis UAB33, effective against biocide-resistant VRSA. The bacitracin biosynthetic gene cluster (bacA, bacB, bacC) was characterized, and the compound showed strong bactericidal activity and antibiofilm effects.

The study identified multiple antibiotic resistance genes in Shigella species isolated from small ruminants and manure in South Africa, highlighting the presence of multidrug-resistant strains and the diversity of resistance mechanisms.