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 | Acesso ao texto completo restrito à biblioteca da Embrapa Gado de Leite. Para informações adicionais entre em contato com cnpgl.biblioteca@embrapa.br. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Gado de Leite. |
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Data corrente: |
02/01/2019 |
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Data da última atualização: |
24/01/2023 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
LIBONATI, H. A.; SANTOS, G. B.; SOUZA, G. N. de; BRANDÃO, F. Z.; LILENBAUM, W. |
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Afiliação: |
GUILHERME NUNES DE SOUZA, CNPGL. |
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Título: |
Leptospirosis is strongly associated to estrus repetition on cattle. |
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Ano de publicação: |
2018 |
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Fonte/Imprenta: |
Tropical Animal Health and Production, v. 50, n. 7, p. 1625-1629, 2018. |
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DOI: |
10.1007/s11250-018-1604-9 |
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Idioma: |
Inglês |
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Conteúdo: |
Abstract Although prevalent, the exact impact of infectious diseases on reproductive failures remains to be determined. Among them, leptospirosis has commonly been reported as cause of abortions on outbreaks. Nevertheless, the majority of the animals present a chronic, silent form of the disease, which is characterized by low reproductive efficiency and is frequently neglected. In that context, we conducted a study that aims to estimate the impact of chronic leptospirosis on reproductive disorders on cattle. A total of 25 different dairy herds with history of reproductive losses from Rio de Janeiro, Brazil, were selected. From each herd, a questionnaire was applied and sera from 20 cows were randomly tested for leptospirosis (totaling 500 cows). Chi-square was performed to estimate the association of seroreactivity with reproductive disorders. A total of 32% of the herds were positive, all of them against serogroup Sejroe. Estrus repetition was the most important reported reproductive problem and it was strongly associated to seroreactivity against leptospirosis. Besides, specific vaccination against leptospirosis was an important protection factor against that disorder. In conclusion, control programs including, but not limited to, vaccines must be implemented on those herds in order to reduce reproductive losses, particularly estrus repetition. |
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Thesaurus Nal: |
Cattle; Leptospirosis; Reproductive disorders; Vaccination. |
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Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
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Marc: |
LEADER 02047naa a2200229 a 4500
001 2102685
005 2023-01-24
008 2018 bl uuuu u00u1 u #d
024 7 $a10.1007/s11250-018-1604-9$2DOI
100 1 $aLIBONATI, H. A.
245 $aLeptospirosis is strongly associated to estrus repetition on cattle.$h[electronic resource]
260 $c2018
520 $aAbstract Although prevalent, the exact impact of infectious diseases on reproductive failures remains to be determined. Among them, leptospirosis has commonly been reported as cause of abortions on outbreaks. Nevertheless, the majority of the animals present a chronic, silent form of the disease, which is characterized by low reproductive efficiency and is frequently neglected. In that context, we conducted a study that aims to estimate the impact of chronic leptospirosis on reproductive disorders on cattle. A total of 25 different dairy herds with history of reproductive losses from Rio de Janeiro, Brazil, were selected. From each herd, a questionnaire was applied and sera from 20 cows were randomly tested for leptospirosis (totaling 500 cows). Chi-square was performed to estimate the association of seroreactivity with reproductive disorders. A total of 32% of the herds were positive, all of them against serogroup Sejroe. Estrus repetition was the most important reported reproductive problem and it was strongly associated to seroreactivity against leptospirosis. Besides, specific vaccination against leptospirosis was an important protection factor against that disorder. In conclusion, control programs including, but not limited to, vaccines must be implemented on those herds in order to reduce reproductive losses, particularly estrus repetition.
650 $aCattle
650 $aLeptospirosis
650 $aReproductive disorders
650 $aVaccination
700 1 $aSANTOS, G. B.
700 1 $aSOUZA, G. N. de
700 1 $aBRANDÃO, F. Z.
700 1 $aLILENBAUM, W.
773 $tTropical Animal Health and Production$gv. 50, n. 7, p. 1625-1629, 2018.
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Registro original: |
Embrapa Gado de Leite (CNPGL) |
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Registro Completo
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Biblioteca(s): |
Embrapa Tabuleiros Costeiros. |
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Data corrente: |
14/11/2018 |
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Data da última atualização: |
03/12/2018 |
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Tipo da produção científica: |
Artigo em Anais de Congresso |
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Autoria: |
DIAS, I. D. M.; PEREIRA, C. M. R. S.; CHAVES, M. S.; OLIVEIRA, D. A.; PAIVA, S. R.; CAETANO, A. R.; MARIA, A. N.; RIBEIRO JUNIOR, V.; AZEVEDO, H. C. |
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Afiliação: |
ISLAN DANTAS MENEZES DIAS; CLERTON MAGNO ROCHA SANTANA PEREIRA; MAIANA SILVA CHAVES; DAVI ANDRADE OLIVEIRA; SAMUEL REZENDE PAIVA, Cenargen; ALEXANDRE RODRIGUES CAETANO, Cenargen; ALEXANDRE NIZIO MARIA, CPATC; VALDIR RIBEIRO JUNIOR; HYMERSON COSTA AZEVEDO, CPATC. |
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Título: |
Avaliação da precocidade sexual e determinação do melhor momento para separação pelo sexo no manejo reprodutivo de cordeiros portadores da genética FecGe. |
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Ano de publicação: |
2018 |
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Fonte/Imprenta: |
In: SEMINÁRIO DE INICIAÇÃO CIENTÍFICA E PÓS-GRADUAÇÃO DA EMBRAPA TABULEIROS COSTEIROS, 8., 2018, Aracaju. Anais... Aracaju: Embrapa Tabuleiros Costeiros, 2018. Editor técnico: Ronaldo Souza Resende. |
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Páginas: |
p. 52-56. |
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Idioma: |
Português |
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Thesagro: |
Cordeiro; Maturação; Maturidade Sexual; Polimorfismo Genético. |
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Thesaurus NAL: |
Lambs. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/186518/1/Precocidade.pdf
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Marc: |
LEADER 01026naa a2200277 a 4500
001 2099365
005 2018-12-03
008 2018 bl uuuu u00u1 u #d
100 1 $aDIAS, I. D. M.
245 $aAvaliação da precocidade sexual e determinação do melhor momento para separação pelo sexo no manejo reprodutivo de cordeiros portadores da genética FecGe.$h[electronic resource]
260 $c2018
300 $ap. 52-56.
650 $aLambs
650 $aCordeiro
650 $aMaturação
650 $aMaturidade Sexual
650 $aPolimorfismo Genético
700 1 $aPEREIRA, C. M. R. S.
700 1 $aCHAVES, M. S.
700 1 $aOLIVEIRA, D. A.
700 1 $aPAIVA, S. R.
700 1 $aCAETANO, A. R.
700 1 $aMARIA, A. N.
700 1 $aRIBEIRO JUNIOR, V.
700 1 $aAZEVEDO, H. C.
773 $tIn: SEMINÁRIO DE INICIAÇÃO CIENTÍFICA E PÓS-GRADUAÇÃO DA EMBRAPA TABULEIROS COSTEIROS, 8., 2018, Aracaju. Anais... Aracaju: Embrapa Tabuleiros Costeiros, 2018. Editor técnico: Ronaldo Souza Resende.
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Embrapa Tabuleiros Costeiros (CPATC) |
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