Pathogenic Vibrio species isolated from estuarine environments (Ceará, Brazil) - antimicrobial resistance and virulence potential profiles



Título del documento: Pathogenic Vibrio species isolated from estuarine environments (Ceará, Brazil) - antimicrobial resistance and virulence potential profiles
Revista: Anais da Academia Brasileira de Ciencias
Base de datos: PERIÓDICA
Número de sistema: 000409053
ISSN: 0001-3765
Autores: 1
2
1
2
3
2
4
2
Instituciones: 1Universidade Federal do Ceara, Departamento de Engenharia de Pesca, Fortaleza, Ceara. Brasil
2Universidade Federal do Ceara, Instituto de Ciencias do Mar, Fortaleza, Ceara. Brasil
3Instituto Superior de Teologia Aplicada, Sobral, Ceara. Brasil
4Instituto Oswaldo Cruz, Rio de Janeiro. Brasil
Año:
Periodo: Jun
Volumen: 89
Número: 2
Paginación: 1175-1188
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés Detection of virulent strains associated with aquatic environment is a current concern for the management and control of human and animal health. Thus, Vibrio diversity was investigated in four estuaries from state of Ceará (Pacoti, Choró, Pirangi and Jaguaribe) followed by antimicrobial susceptibility to different antimicrobials used in aquaculture and detection of main virulence factors to human health. Isolation and identification were performed on TCBS agar (selective medium) and dichotomous key based on biochemical characteristics, respectively. Nineteen strains of genus Vibrio were catalogued. Vibrio parahaemolyticus (Choró River) and V. alginolyticus (Pacoti River) were the most abundant species in the four estuaries. All strains were submitted to disk diffusion technique (15 antimicrobials were tested). Resistance was found to: penicillin (82%), ampicillin (54%), cephalotin (7%), aztreonan (1%), gentamicin, cefotaxime and ceftriaxone (0.5%). Five pathogenic strains were chosen to verification of virulence factors. Four estuaries showed a high abundance of species. High number of tested positive strains for virulence is concerning, since some of those strains are associated to human diseases, while others are known pathogens of aquatic organisms
Disciplinas: Medicina,
Biología
Palabras clave: Salud pública,
Ecología,
Estuarios,
Monitoreo microbiológico,
Bacterias patógenas,
Resistencia antimicrobiana,
Virulencia,
Vibrio
Keyword: Medicine,
Biology,
Public health,
Ecology,
Estuaries,
Microbiological screening,
Pathogenic bacteria,
Antimicrobial resistance,
Virulence,
Vibrio
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