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Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil

The objective of the present study was to evaluate the occurrence of Staphylococcus aureus in milk produced in 37 farms located in the regions of Ribeirão Preto and São Carlos, state of São Paulo, Brazil. Two-hundred and eight samples of milk from individual cows showing subclinical mastitis, and 37...

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Autores principales: Fagundes, Helena, Barchesi, Luciana, Filho, Antonio Nader, Ferreira, Luciano Menezes, Oliveira, Carlos Augusto Fernandes
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Sociedade Brasileira de Microbiologia 2010
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3768667/
https://www.ncbi.nlm.nih.gov/pubmed/24031507
http://dx.doi.org/10.1590/S1517-838220100002000018
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author Fagundes, Helena
Barchesi, Luciana
Filho, Antonio Nader
Ferreira, Luciano Menezes
Oliveira, Carlos Augusto Fernandes
author_facet Fagundes, Helena
Barchesi, Luciana
Filho, Antonio Nader
Ferreira, Luciano Menezes
Oliveira, Carlos Augusto Fernandes
author_sort Fagundes, Helena
collection PubMed
description The objective of the present study was to evaluate the occurrence of Staphylococcus aureus in milk produced in 37 farms located in the regions of Ribeirão Preto and São Carlos, state of São Paulo, Brazil. Two-hundred and eight samples of milk from individual cows showing subclinical mastitis, and 37 samples of bulk tank milk were analyzed. S. aureus strains were detected in 18 (7.3%) milk samples: 14 (6.7%) from samples of individual cows, and 4 (10.8%) from bulk tank milk. Two individual milk samples (14.3%) and two bulk milk samples contained enterotoxigenic S. aureus. PFGE analysis revealed the genetic heterogeneity of the strains isolated from raw milk, which presented to 13 S. aureus patterns. Results confirmed the potential transmission of staphylococcal food poisoning to consumers via milk of cows affected by subclinical mastitis, mainly when raw milk is ingested.
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spelling pubmed-37686672013-09-12 Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil Fagundes, Helena Barchesi, Luciana Filho, Antonio Nader Ferreira, Luciano Menezes Oliveira, Carlos Augusto Fernandes Braz J Microbiol Veterinary Microbiology The objective of the present study was to evaluate the occurrence of Staphylococcus aureus in milk produced in 37 farms located in the regions of Ribeirão Preto and São Carlos, state of São Paulo, Brazil. Two-hundred and eight samples of milk from individual cows showing subclinical mastitis, and 37 samples of bulk tank milk were analyzed. S. aureus strains were detected in 18 (7.3%) milk samples: 14 (6.7%) from samples of individual cows, and 4 (10.8%) from bulk tank milk. Two individual milk samples (14.3%) and two bulk milk samples contained enterotoxigenic S. aureus. PFGE analysis revealed the genetic heterogeneity of the strains isolated from raw milk, which presented to 13 S. aureus patterns. Results confirmed the potential transmission of staphylococcal food poisoning to consumers via milk of cows affected by subclinical mastitis, mainly when raw milk is ingested. Sociedade Brasileira de Microbiologia 2010 2010-06-01 /pmc/articles/PMC3768667/ /pubmed/24031507 http://dx.doi.org/10.1590/S1517-838220100002000018 Text en © Sociedade Brasileira de Microbiologia http://creativecommons.org/licenses/by-nc/3.0/ All the content of the journal, except where otherwise noted, is licensed under a Creative Commons License
spellingShingle Veterinary Microbiology
Fagundes, Helena
Barchesi, Luciana
Filho, Antonio Nader
Ferreira, Luciano Menezes
Oliveira, Carlos Augusto Fernandes
Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title_full Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title_fullStr Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title_full_unstemmed Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title_short Occurrence of Staphylococcus aureus in raw milk produced in dairy farms in São Paulo state, Brazil
title_sort occurrence of staphylococcus aureus in raw milk produced in dairy farms in são paulo state, brazil
topic Veterinary Microbiology
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3768667/
https://www.ncbi.nlm.nih.gov/pubmed/24031507
http://dx.doi.org/10.1590/S1517-838220100002000018
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