Emergence and persistence of high-risk clones among MDR and XDR A. baumanniiat a Brazilian teaching hospital

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Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorInstituto Adolfo Lutz-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorTavares, Laís Calissi Brisolla-
Autor(es): dc.creatorDe Vasconcellos, Francielli Mahnic-
Autor(es): dc.creatorDe Sousa, William Vaz-
Autor(es): dc.creatorRocchetti, Taisa Trevizani-
Autor(es): dc.creatorMondelli, Alessandro Lia-
Autor(es): dc.creatorFerreira, Adriano Martison-
Autor(es): dc.creatorMontelli, Augusto Cezar-
Autor(es): dc.creatorSadatsune, Terue-
Autor(es): dc.creatorTiba-Casas, Monique Ribeiro-
Autor(es): dc.creatorCamargo, Carlos Henrique-
Data de aceite: dc.date.accessioned2025-08-21T20:33:29Z-
Data de disponibilização: dc.date.available2025-08-21T20:33:29Z-
Data de envio: dc.date.issued2022-04-30-
Data de envio: dc.date.issued2022-04-30-
Data de envio: dc.date.issued2019-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.3389/fmicb.2018.02898-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/232876-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/232876-
Descrição: dc.descriptionDissemination of carbapenem-resistant Acinetobacter baumannii is currently one of the priority themes discussed around the world, including in Brazil, where this pathogen is considered endemic. A total of 107 carbapenem-resistant A. baumannii (CRAB) isolates were collected from patients with bacteraemia attended at a teaching hospital in Brazil from 2008 to 2014. From these samples, 104 (97.2%) carrie3d blaOXA-23-like, all of them associated with ISAba1 The blaOXA-231 (1.9%) and blaOXA-72 (0.9%) genes were also detected in low frequencies. All isolates were susceptible to minocycline, and 38.3% of isolates presented intermediate susceptibility to tigecycline (MIC = 4 μg/ml). Molecular typing assessed by multi-locus sequence typing demonstrated that the strains were mainly associated with clonal complexes CC79 (47.4%), followed by CC1 (16.9%), and CC317 (18.6%), belonging to different pulsotypes and in different prevalences over the years. Changes in the clones' prevalence reinforce the need of identifying and controlling CRAB in hospital settings to preserve the already scarce therapeutic options available.-
Descrição: dc.descriptionFaculdade de Medicina da Universidade de São Paulo-
Descrição: dc.descriptionCentro de Bacteriologia Instituto Adolfo Lutz-
Descrição: dc.descriptionFaculdade de Medicina de Botucatu-
Descrição: dc.descriptionFaculdade de Medicina de Botucatu-
Idioma: dc.languageen-
Relação: dc.relationFrontiers in Microbiology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAcinetobacter baumannii-
Palavras-chave: dc.subjectClonal complexes-
Palavras-chave: dc.subjectHealthcare associated infections-
Palavras-chave: dc.subjectMLST-
Palavras-chave: dc.subjectOxacillinases-
Palavras-chave: dc.subjectResistance epidemiology-
Título: dc.titleEmergence and persistence of high-risk clones among MDR and XDR A. baumanniiat a Brazilian teaching hospital-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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