Phenotypic evaluation of antimicrobial susceptibility of Vibrio spp. isolated from white shrimp (Penaeus vannamei) from Tumbes, Peru
The study evaluated the resistance of presumptive Vibrio isolates to antibiotics important for both aquaculture and human health. Isolates were identified biochemically, using sugar (sucrose) fermentation. The susceptibility profile was tested using the agar diffusion technique against active ingred...
| Autores: | , , , |
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| Tipo de recurso: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2025 |
| País: | Perú |
| Institución: | Universidad Nacional Mayor de San Marcos |
| Repositorio: | Revistas - Universidad Nacional Mayor de San Marcos |
| Idioma: | español |
| OAI Identifier: | oai:revistasinvestigacion.unmsm.edu.pe:article/23832 |
| Acceso en línea: | https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/23832 |
| Access Level: | acceso abierto |
| Palabra clave: | Langostino Vibrio Resistencia Antibióticos Acuicultura antimicrobianos shrimp antimicrobial resistance antibiotics aquaculture |
| Sumario: | The study evaluated the resistance of presumptive Vibrio isolates to antibiotics important for both aquaculture and human health. Isolates were identified biochemically, using sugar (sucrose) fermentation. The susceptibility profile was tested using the agar diffusion technique against active ingredients representing five groups of antibiotics. Of the 57 isolates, six Vibrio species were identified. Resistance to ampicillin (aminopenicillin) was observed in 47% of the isolates, followed by chloramphenicol (amphenicol) in 19%, and to tetracycline (tetracycline) in 16%. The most effective drugs were sulfamethoxazole- trimethoprim (95% of susceptible isolates and 3% of resistant isolates) and ciprofloxacin (fluoroquinolone) (93% of susceptible isolates and 0% of resistant isolates). It is concluded that antimicrobial resistance in shrimp aquaculture in Tumbes, Peru, does not pose a risk to public health, but should be monitored through longitudinal evaluations. |
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