Genome-Based Characterization of Multidrug-Resistant Escherichia coli Isolated from Clinical Bovine Mastitis

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatordos Santos Alves, Taila-
Autor(es): dc.creatorRosa, Vinícius Sanches-
Autor(es): dc.creatorda Silva Leite, Domingos-
Autor(es): dc.creatorGuerra, Simony Trevizan-
Autor(es): dc.creatorJoaquim, Sâmea Fernandes-
Autor(es): dc.creatorGuimarães, Felipe Freitas-
Autor(es): dc.creatorde Figueiredo Pantoja, José Carlos-
Autor(es): dc.creatorLucheis, Simoni Baldini-
Autor(es): dc.creatorRall, Vera Lúcia Mores-
Autor(es): dc.creatorHernandes, Rodrigo Tavanelli-
Autor(es): dc.creatorLangoni, Helio-
Autor(es): dc.creatorRibeiro, Márcio Garcia-
Data de aceite: dc.date.accessioned2025-08-21T17:04:10Z-
Data de disponibilização: dc.date.available2025-08-21T17:04:10Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-03-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s00284-023-03191-6-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/248288-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/248288-
Descrição: dc.descriptionMastitis occurrence in dairy cows is a broad topic that involves several sectors, from antimicrobial resistance and virulence of strains to economic implications and cattle management practices. Here, we assessed the molecular characterization (antimicrobial resistance determinants, virulence genes, sequences type, serotypes, and plasmid types) of 178 Escherichia coli strains isolated from milk samples from cows with clinical mastitis using a genome-based k-mers approach. Of these, 53 (29.8%) showed multidrug resistance by disc diffusion. We selected eight multidrug-resistant mastitis-associated E. coli for whole-genome sequencing and molecular characterization based on raw data using k-mers. We assessed antimicrobial resistance genes, virulence factors, serotypes, Multilocus Sequence Typing (MLST), and plasmid types. The most antimicrobial resistance gene found were blaTEM-1B (7/8), tetA (6/8), strA (6/8), strB (6/8), and qnrB19 (5/8). A total of 25 virulence factors were detected encoding adhesins, capsule, enzymes/proteins, increased serum survival, hemolysin, colicins, and iron uptake. These virulence factors were associated with Extraintestinal Pathogenic E. coli. Three pandemic clones were found: ST10, ST101, and ST69. Two E. coli were assigned in the O117 serogroup and one in the O8:H25 serotype. The most common plasmid groups were IncFII (7/8) and IncFIB (6/8). Our findings contribute to the knowledge of virulence mechanisms, epidemiological aspects, and antimicrobial resistance determinants of E. coli strains obtained from clinical mammary infections of cows.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionDepartment of Genetics Evolution Microbiology and Immunology Institute of Biology University of Campinas-UNICAMP, SP-
Descrição: dc.descriptionDepartment of Animal Production and Preventive Veterinary Medicine School of Veterinary Medicine and Animal Sciences São Paulo State University-UNESP, SP-
Descrição: dc.descriptionDepartment of Microbiology and Immunology São Paulo State University-UNESP, SP-
Descrição: dc.descriptionDepartment of Animal Production and Preventive Veterinary Medicine School of Veterinary Medicine and Animal Sciences São Paulo State University-UNESP, SP-
Descrição: dc.descriptionDepartment of Microbiology and Immunology São Paulo State University-UNESP, SP-
Descrição: dc.descriptionFAPESP: 2015/19688-8-
Idioma: dc.languageen-
Relação: dc.relationCurrent Microbiology-
???dc.source???: dc.sourceScopus-
Título: dc.titleGenome-Based Characterization of Multidrug-Resistant Escherichia coli Isolated from Clinical Bovine Mastitis-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

Não existem arquivos associados a este item.