The first integron-borne metallo-beta-lactamase gene was isolated in Hungary. The bla(VIM-4) gene is located on a class 1 integron that also carries a novel bla(OXA)-like gene. The integron is harbored by a serotype O12 Pseudomonas aeruginosa strain and shows high structural similarity to integrons isolated in Greece and Poland.
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http://dx.doi.org/10.1128/AAC.48.9.3576-3578.2004 | DOI Listing |
mSystems
January 2025
Institute for Infection Prevention and Control, Faculty of Medicine, University of Freiburg, Freiburg, Germany.
The surveillance of mobile genetic elements facilitating the spread of antimicrobial resistance genes has been challenging. Here, we tracked both clonal and plasmid transmission in colistin- and carbapenem-resistant using short- and long-read sequencing technologies. We observed three clonal transmissions, all containing Incompatibility group (Inc) L plasmids and New Delhi metallo-beta-lactamase , although not co-located on the same plasmid.
View Article and Find Full Text PDFAntibiotics (Basel)
December 2024
Dipartimento di Scienze Biotecnologiche di Base, Cliniche Intensivologiche e Perioperatorie, Università Cattolica del Sacro Cuore, 00168 Rome, Italy.
Metallo-β-lactamases (MBLs) in and other Gram-negative organisms pose significant public health threats due to their association with multidrug resistance (MDR). Although aztreonam (AZT) can target MBL-producing organisms, its efficacy is compromised in organisms expressing additional β-lactamases that inactivate it. Combining AZT with the β-lactamase inhibitor avibactam (AVI) may restore its activity against MBL-producing isolates.
View Article and Find Full Text PDFAntibiotics (Basel)
December 2024
Tawam Hospital, Al Ain P.O. Box 5674, United Arab Emirates.
Carbapenem resistance poses a significant health threat. This study reports the first detection and characterization of a novel variant of New Delhi metallo-β-lactamase () in from the United Arab Emirates (UAE), including its genetic context and relationship to global strains. NDM-60-producing was isolated from a rectal swab during routine screening.
View Article and Find Full Text PDFAntibiotics (Basel)
November 2024
Servicio Antimicrobianos, National Reference Laboratory in Antimicrobial Resistant, National Institute of Infectious Diseases (INEI), Administración Nacional de Laboratorios e Institutos de Salud (ANLIS) "Dr. Carlos G Malbrán", Ave. Velez Sarsfield 563, Buenos Aires City 1281, Argentina.
Unlabelled: The COVID-19 pandemic has exacerbated the global antimicrobial resistance (AMR) crisis. Consequently, it is more urgent than ever to prioritize AMR containment and support countries in improving the detection, characterization, and rapid response to emerging AMR threats. We conducted a prospective, multicenter study to assess the prevalence of carbapenemase-producing Enterobacterales in infectious processes in Argentina during the post-COVID-19 pandemic period and explore therapeutic alternatives for their treatment (RECAPT-AR study).
View Article and Find Full Text PDFBMC Infect Dis
January 2025
Department of Microbiology and Infectious Diseases, Nara Medical University, Shijo-cho, Kashihara, Nara, Japan.
Background: Stutzerimonas is a recently proposed genus comprising strains formerly classified as Pseudomonas stutzeri. The genus includes at least 16 identified species. Stutzerimonas nitrititolerans, previously known as Pseudomonas nitrititolerans, was initially isolated from a bioreactor.
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