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| Acesso ao texto completo restrito à biblioteca da Embrapa Semiárido. Para informações adicionais entre em contato com cpatsa.biblioteca@embrapa.br. |
Registro Completo |
Biblioteca(s): |
Embrapa Semiárido. |
Data corrente: |
12/12/2018 |
Data da última atualização: |
12/12/2018 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
SÁ, M. C. A.; OLIVEIRA, S. A. S.; DANTAS JÚNIOR, E. M.; GOUVEIA, G. V.; VESCHI, J. L. A.; COSTA, M. M. |
Afiliação: |
MARIA C. A. SÁ; SAMILY A. S. OLIVEIRA; EDMILSON M. DANTAS JÚNIOR; GISELE V. GOUVEIA; JOSIR LAINE APARECIDA VESCHI, CPATSA; MATEUS M. COSTA. |
Título: |
Resistance of Corynebacterium pseudotuberculosis in the Brazilian semiarid environment. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Pesquisa Veterinária Brasileira, v. 38, n. 6, p. 1091-1096, jun. 2018. |
DOI: |
10.1590/1678-5150-PVB-4960 |
Idioma: |
Inglês |
Conteúdo: |
The semiarid northeast of Brazil contains a unique biome known as caatinga, with a maximum temperature of 40 ºC and a relativity humidity of 56%. The caatinga is characterized by a variety of plants, including Cereus jamacaru Dc (mandacaru), Poincianella microphylla Mart. ex G. Don (catingueira), Pilosocereus gounellei FAC Weber (xique-xique) and Mimosa tenuiflora (Willd.) Poir (jurema preta). Sheep and goat industries are economically strong in that region, despite the fact that caseous lymphadenitis is highly prevalent. The aim of the present study was to assess the survival and biofilm production of Corynebacterium pseudotuberculosis isolates in the environment and under controlled temperatures (28°C, 37°C and 42°C) under different surfaces (plants, soil, wood, wire and thorns). In addition, we investigated the effects of applying the disinfectants chlorhexidine, hypochlorite and quaternary ammonia in soil, tiles, wood and vegetation cover. Four strains of C. pseudotuberculosis were selected (two from goats and two from sheep) for inoculation according to their in vitro biofilm production. Adherence to microplates was used to assess the biofilm-forming ability of the bacteria. Lower survival rates were observed when isolates of C. pseudotuberculosis were subjected to a temperature of 42°C. In terms of caatinga biome plants, contamination of jurema-preta plants resulted in the lowest survival rates. The disinfectant quaternary ammonia promoted a lower inoculum survival in all surfaces. The disinfectants and the higher temperature contributed to the reduction of biofilm production in isolates of C. pseudotuberculosis. knowledge of these patterns is important for the establishment of disease control measures, given the questionable efficacy of the treatment and the immuno-prophylaxis of caseous lymphadenitis. MenosThe semiarid northeast of Brazil contains a unique biome known as caatinga, with a maximum temperature of 40 ºC and a relativity humidity of 56%. The caatinga is characterized by a variety of plants, including Cereus jamacaru Dc (mandacaru), Poincianella microphylla Mart. ex G. Don (catingueira), Pilosocereus gounellei FAC Weber (xique-xique) and Mimosa tenuiflora (Willd.) Poir (jurema preta). Sheep and goat industries are economically strong in that region, despite the fact that caseous lymphadenitis is highly prevalent. The aim of the present study was to assess the survival and biofilm production of Corynebacterium pseudotuberculosis isolates in the environment and under controlled temperatures (28°C, 37°C and 42°C) under different surfaces (plants, soil, wood, wire and thorns). In addition, we investigated the effects of applying the disinfectants chlorhexidine, hypochlorite and quaternary ammonia in soil, tiles, wood and vegetation cover. Four strains of C. pseudotuberculosis were selected (two from goats and two from sheep) for inoculation according to their in vitro biofilm production. Adherence to microplates was used to assess the biofilm-forming ability of the bacteria. Lower survival rates were observed when isolates of C. pseudotuberculosis were subjected to a temperature of 42°C. In terms of caatinga biome plants, contamination of jurema-preta plants resulted in the lowest survival rates. The disinfectant quaternary ammonia promoted a lower inoculum survival in ... Mostrar Tudo |
Palavras-Chave: |
Semiárido. |
Thesagro: |
Biofilme; Caprino; Corynebacterium Pseudotuberculosis; Doença; Doença Animal; Linfadenite Caseosa; Ovino. |
Thesaurus Nal: |
Animal diseases. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
Marc: |
LEADER 02736naa a2200301 a 4500 001 2101264 005 2018-12-12 008 2018 bl uuuu u00u1 u #d 024 7 $a10.1590/1678-5150-PVB-4960$2DOI 100 1 $aSÁ, M. C. A. 245 $aResistance of Corynebacterium pseudotuberculosis in the Brazilian semiarid environment.$h[electronic resource] 260 $c2018 520 $aThe semiarid northeast of Brazil contains a unique biome known as caatinga, with a maximum temperature of 40 ºC and a relativity humidity of 56%. The caatinga is characterized by a variety of plants, including Cereus jamacaru Dc (mandacaru), Poincianella microphylla Mart. ex G. Don (catingueira), Pilosocereus gounellei FAC Weber (xique-xique) and Mimosa tenuiflora (Willd.) Poir (jurema preta). Sheep and goat industries are economically strong in that region, despite the fact that caseous lymphadenitis is highly prevalent. The aim of the present study was to assess the survival and biofilm production of Corynebacterium pseudotuberculosis isolates in the environment and under controlled temperatures (28°C, 37°C and 42°C) under different surfaces (plants, soil, wood, wire and thorns). In addition, we investigated the effects of applying the disinfectants chlorhexidine, hypochlorite and quaternary ammonia in soil, tiles, wood and vegetation cover. Four strains of C. pseudotuberculosis were selected (two from goats and two from sheep) for inoculation according to their in vitro biofilm production. Adherence to microplates was used to assess the biofilm-forming ability of the bacteria. Lower survival rates were observed when isolates of C. pseudotuberculosis were subjected to a temperature of 42°C. In terms of caatinga biome plants, contamination of jurema-preta plants resulted in the lowest survival rates. The disinfectant quaternary ammonia promoted a lower inoculum survival in all surfaces. The disinfectants and the higher temperature contributed to the reduction of biofilm production in isolates of C. pseudotuberculosis. knowledge of these patterns is important for the establishment of disease control measures, given the questionable efficacy of the treatment and the immuno-prophylaxis of caseous lymphadenitis. 650 $aAnimal diseases 650 $aBiofilme 650 $aCaprino 650 $aCorynebacterium Pseudotuberculosis 650 $aDoença 650 $aDoença Animal 650 $aLinfadenite Caseosa 650 $aOvino 653 $aSemiárido 700 1 $aOLIVEIRA, S. A. S. 700 1 $aDANTAS JÚNIOR, E. M. 700 1 $aGOUVEIA, G. V. 700 1 $aVESCHI, J. L. A. 700 1 $aCOSTA, M. M. 773 $tPesquisa Veterinária Brasileira$gv. 38, n. 6, p. 1091-1096, jun. 2018.
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Embrapa Semiárido (CPATSA) |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Gado de Corte. Para informações adicionais entre em contato com cnpgc.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Gado de Corte. |
Data corrente: |
14/03/2001 |
Data da última atualização: |
14/03/2001 |
Autoria: |
BRANCIO, P. A.; EUCLIDES, V. P. B.; NASCIMENTO JUNIOR, D. do; REGAZZI, A. J.; ALMEIDA, R. G. de; FONSECA, D. M. da. |
Afiliação: |
UFV, estudante de doutorado em zootecnia. |
Título: |
Avaliacao de tres cultivares de Panicum maximum Jacq. sob pastejo. 6 - Estimativa de consumo pelo metodo do comportamento animal. |
Ano de publicação: |
2000 |
Fonte/Imprenta: |
In: REUNIAO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 37., 2000, Vicosa. Resumos dos trabalhos apresentados. Anais. Vicosa: SBZ, 2000. |
Páginas: |
p.39. |
Idioma: |
Português |
Notas: |
CNPGC. |
Conteúdo: |
Tres cultivares de Panicum maximum Jacq. foram avaliados ao longo do ano quanto ao consumo de forragem por bovinos, estimado pelo metodo do comportamento animal, multiplicando-se o tamanho de bocados (TB), tempo de pastejo (TP) a taxa de mocados (TX). Os tratamentosconstituiram em: 1) cv Tanzania com adubacao nitrogenada, 2) cv. Tanzania sem adubacao nitrogenada, 3) cv. Mombaca e 4) cv. Massai. Os valores para consumo foram superestimados, mas uteis em termos comparativos entre tratamentos. O TB pode ser considerado o principal componente do consumo, pois as variacoes sao semelhantes, enquanto o TP e TX constituiram-se ferramentas de menor importancia para o animal ajustar o consumo em funcao de mudancas nas caracteristicas da pastagem. |
Palavras-Chave: |
Animal Behaviour; Avaliacao; Bites; Bocado; Bovino de corte; Evaluation; Intake; Massai; Mombaca; Pastejo rotacionado; Rational grazing. |
Thesagro: |
Comportamento Animal; Consumo; Panicum Maximum; Pastagem. |
Thesaurus NAL: |
beef cattle; pastures; Tanzania. |
Categoria do assunto: |
-- |
Marc: |
LEADER 01955naa a2200421 a 4500 001 1323982 005 2001-03-14 008 2000 bl uuuu u00u1 u #d 100 1 $aBRANCIO, P. A. 245 $aAvaliacao de tres cultivares de Panicum maximum Jacq. sob pastejo. 6 - Estimativa de consumo pelo metodo do comportamento animal. 260 $c2000 300 $ap.39. 500 $aCNPGC. 520 $aTres cultivares de Panicum maximum Jacq. foram avaliados ao longo do ano quanto ao consumo de forragem por bovinos, estimado pelo metodo do comportamento animal, multiplicando-se o tamanho de bocados (TB), tempo de pastejo (TP) a taxa de mocados (TX). Os tratamentosconstituiram em: 1) cv Tanzania com adubacao nitrogenada, 2) cv. Tanzania sem adubacao nitrogenada, 3) cv. Mombaca e 4) cv. Massai. Os valores para consumo foram superestimados, mas uteis em termos comparativos entre tratamentos. O TB pode ser considerado o principal componente do consumo, pois as variacoes sao semelhantes, enquanto o TP e TX constituiram-se ferramentas de menor importancia para o animal ajustar o consumo em funcao de mudancas nas caracteristicas da pastagem. 650 $abeef cattle 650 $apastures 650 $aTanzania 650 $aComportamento Animal 650 $aConsumo 650 $aPanicum Maximum 650 $aPastagem 653 $aAnimal Behaviour 653 $aAvaliacao 653 $aBites 653 $aBocado 653 $aBovino de corte 653 $aEvaluation 653 $aIntake 653 $aMassai 653 $aMombaca 653 $aPastejo rotacionado 653 $aRational grazing 700 1 $aEUCLIDES, V. P. B. 700 1 $aNASCIMENTO JUNIOR, D. do 700 1 $aREGAZZI, A. J. 700 1 $aALMEIDA, R. G. de 700 1 $aFONSECA, D. M. da 773 $tIn: REUNIAO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 37., 2000, Vicosa. Resumos dos trabalhos apresentados. Anais. Vicosa: SBZ, 2000.
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