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Enterotoxin genes, multidrug resistance, and molecular typing of Staphylococcus...
Siqueira, Amanda Keller; Salerno, Tatiana; Lara, Gustavo Henrique Batista; Condas, Larissa Anuska Zeni; Pereira, Valéria CataneliThe multidrug resistant and the emergence of methicillin-resistant staphylococci isolated from animals, food, and humans are public health concern. These microorganisms produce different toxins related to food poisoning in humans. This study aimed to characterize Staphylococcus spp. isolated from two organic milk farms in Brazil. A total of 259 milk samples were collected, from which 58 (22.4%) Staphylococcus s...
Nocardiosis: an overview and additional report of 28 cases in cattle and dogs
Ribeiro, Márcio Garcia; Salerno, Tatiana; Mattos-Guaraldi, Ana Luiza de; Camello, Thereza Cristina Ferreira; Langoni, Hélio; Siqueira, Amanda KellerPhenotypic characteristics, antimicrobial susceptibility profile, and clinical-epidemiological features of 28 Nocardia strains isolated from 19 cases of bovine mastitis, eight cutaneous-subcutaneous lesions and one case of pneumonia in dogs were evaluated. Microbiological, biochemical, cytological and scanning electron microscopy methods were used in diagnosis. Nocardia asteroides type IV, Nocardia otitidiscavi...