M
Márcia de Aguiar Ferreira Barros
Researcher at Universidade Estadual de Londrina
Publications - 30
Citations - 741
Márcia de Aguiar Ferreira Barros is an academic researcher from Universidade Estadual de Londrina. The author has contributed to research in topics: Raw milk & Listeria monocytogenes. The author has an hindex of 16, co-authored 30 publications receiving 702 citations. Previous affiliations of Márcia de Aguiar Ferreira Barros include University of Brasília.
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PCR multiplex for detection of Salmonella Enteritidis, Typhi and Typhimurium and occurrence in poultry meat
Camila Guimarães de Freitas,Angela Patrícia Santana,Patrícia Helena Caldeira da Silva,Vitor Salvador Picão Gonçalves,Márcia de Aguiar Ferreira Barros,Fernando Araripe Gonçalves Torres,Luci Sayori Murata,Simone Perecmanis +7 more
TL;DR: The conclusion was that the mPCR was able to detect the presence of these bacteria in a short period of time and enabled the identification of serotype Enteritidis in one of the samples found positive for Salmonella sp.
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Listeria monocytogenes: Occurrence in beef and identification of the main contamination points in processing plants
Márcia de Aguiar Ferreira Barros,Márcia de Aguiar Ferreira Barros,Luís Augusto Nero,Livia Cavaletti Corrêa da Silva,Loredana d’Ovidio,Fabrício Amorim Monteiro,Ronaldo Tamanini,Rafael Fagnani,Ernesto Hofer,Vanerli Beloti +9 more
TL;DR: The results demonstrate the significance of equipment and installations as sources of contamination by Listeria spp.
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Leite cru de quatro regiões leiteiras brasileiras: perspectivas de atendimento dos requisitos microbiológicos estabelecidos pela Instrução Normativa 51
Luís Augusto Nero,Marcos Rodrigues de Mattos,Vanerli Beloti,Márcia de Aguiar Ferreira Barros,José Paes de Almeida Nogueira Pinto,Nélio José de Andrade,Wladimir Padilha da Silva,Bernadette Dora Gombossy de Melo Franco +7 more
TL;DR: In this article, amostras de leite cru, coletadas em 210 diferentes propriedades in quatro areas de quatro estados produtores of leite no Brasil estaria, form analisadas quanto aos niveis de contaminacao por aerobios mesofilos, utilizing o PetrifilmTM AC.
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Frequency of 2,3,5-triphenyltetrazolium chloride (TTC) non-reducing bacteria in pasteurized milk
Vanerli Beloti,Vanerli Beloti,Márcia de Aguiar Ferreira Barros,Julio Cesar de Freitas,Luís Augusto Nero,Juliana Aparecida de Souza,Elsa Helena Walter de Santana,Bernadette Dora Gombossy de Melo Franco +7 more
TL;DR: There is a high percentage of microorganisms unable to reduce TTC in pasteurized milk, which cannot be detected by laboratory procedures based on the formation of red colonies.
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Resíduos de antibióticos em leite cru de quatro regiões leiteiras no Brasil
Luís Augusto Nero,Luís Augusto Nero,Marcos Rodrigues de Mattos,Vanerli Beloti,Márcia de Aguiar Ferreira Barros,Bernadette Dora Gombossy de Melo Franco +5 more
TL;DR: Despite being qualitative results only, it is evident that antibiotics may be an important chemical hazard in milk produced in Brazil.