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http://hdl.handle.net/1843/SMOC-9ESMZC
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DC Field | Value | Language |
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dc.contributor.advisor1 | Silvana de Vasconcelos Cancado | pt_BR |
dc.contributor.referee1 | Maria Auxiliadora R de Carvalho | pt_BR |
dc.contributor.referee2 | Tadeu Chaves de Figueiredo | pt_BR |
dc.contributor.referee3 | Daniela Duarte de Oliveira | pt_BR |
dc.contributor.referee4 | Nelson Rodrigo da Silva Martins | pt_BR |
dc.creator | Liliane Denize Miranda Menezes | pt_BR |
dc.date.accessioned | 2019-08-10T19:36:29Z | - |
dc.date.available | 2019-08-10T19:36:29Z | - |
dc.date.issued | 2013-05-15 | pt_BR |
dc.identifier.uri | http://hdl.handle.net/1843/SMOC-9ESMZC | - |
dc.description.abstract | A total of 672 samples of in natura eggs and 240 samples of chicken carcasses were collected at federally and state-inspected establishments from the five regions of Minas Gerais - Brazil - with the aim of evaluating their microbiological quality. All egg samples were submitted to counts of aerobic mesophilic microorganisms, coliforms at 35°C and 45°C, coagulase-positive and negative Staphylococcus spp., molds and yeasts and also isolation of Salmonella spp. All samples of chicken carcasses were submitted to counts of coliforms at 35°C and 45°C and isolation of Staphylococcus spp., Campylobacter spp., Listeria monocytogenes, E. coli O157:H7 and Salmonella spp. Egg analyses showed low counts of all bacteria as well as absence of Salmonella spp. However, 34.2% of chicken carcasses were contaminated by 35°C coliforms, 13% by 45°C coliforms; all samples tested positive for Staphylococcus spp., 9.1% to Salmonella spp., 15.5% to Listeria monocytogenes and 2.1% for Campylobacter spp. E. coli O157:H7 was not isolated from the samples. Thus, it was concluded that the analyzed eggs had appropriated microbiological quality but high counts of microorganisms found in chicken carcasses may represent a risk to the health of consumers. | pt_BR |
dc.description.resumo | Com o objetivo de caracterizar microbiologicamente os produtos de origem avícola produzidos em Minas Gerais foram coletadas, pelo serviço de inspeção estadual e federal, 672 amostras de ovos in natura e 240 amostras de carcaças de frangos de corte provenientes de cinco regiões distintas do estado. Foram realizadas as análises de contagens de mesófilos aeróbios, coliformes a 35°C e a 45°C, Staphylococcus spp., coagulase positivo e negativo, bolores e leveduras e pesquisa de Salmonella spp. nos ovos. Nas carcaças foram realizadas as análises de contagens de coliformes a 35°C e a 45°C, pesquisas de Staphylococcus spp., de Campylobacter spp., Listeria monocytogenes, E.coli O157:H7 e Salmonella spp. Os resultados encontrados nas análises dos ovos demonstraram baixas contagens de todos os micro-organismos pesquisados e também ausência de Salmonella spp. Porém, 34,2% das carcaças de frangos estavam contaminadas por coliformes a 35°C e 13% por coliformes a 45°C, todas as amostras foram positivas para Staphylococcus spp. e 9,1% das amostras foram positivas para Salmonella spp., 15,5% para Listeria monocytogenes e 2,1% para Campylobacter spp. Não foi observada a presença de E.coli O157:H7. Conclui-se que os ovos apresentam boa qualidade microbiológica e que as carcaças de frangos de corte apresentam altas contagens de micro-organismos o que pode causar problemas para o consumidor. | pt_BR |
dc.language | Português | pt_BR |
dc.publisher | Universidade Federal de Minas Gerais | pt_BR |
dc.publisher.initials | UFMG | pt_BR |
dc.rights | Acesso Aberto | pt_BR |
dc.subject | Microbiologia | pt_BR |
dc.subject | Carcaças de frango | pt_BR |
dc.subject | Ovos | pt_BR |
dc.subject.other | Ciência Animal | pt_BR |
dc.title | Caracterização microbiológica de ovos de consumo e de carcaças de frangos produzidos no Estado de Minas Gerais | pt_BR |
dc.type | Tese de Doutorado | pt_BR |
Appears in Collections: | Teses de Doutorado |
Files in This Item:
File | Description | Size | Format | |
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tese_p_s_defesa_para_impress_o.pdf | 872.21 kB | Adobe PDF | View/Open |
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