Influence of parity and season of the year on oocyte quality and number in buffaloes

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorAgência Paulista de Tecnologia e Agronegócios-
Autor(es): dc.contributorVida Reprodutiva Consultoria Animal-
Autor(es): dc.contributorCoordenadoria de Assitência Técnica Integral-
Autor(es): dc.contributorMSDAnimal Health-
Autor(es): dc.contributorWTA-
Autor(es): dc.creatorGimenes, Lindsay Unno-
Autor(es): dc.creatorMacabelli, Carolina Habermann-
Autor(es): dc.creatorde Carvalho, Nélcio Antonio Tonizza-
Autor(es): dc.creatorSoares, Júlia Gleyci-
Autor(es): dc.creatorFerraz, Márcio Leão-
Autor(es): dc.creatorde Souza, Diego Cavalcante-
Autor(es): dc.creatorAyres, Henderson-
Autor(es): dc.creatorJoaquim, Daniel Carlino-
Autor(es): dc.creatorWatanabe, Yeda-
Autor(es): dc.creatorWatanabe, Osnir-
Autor(es): dc.creatorBaruselli, Pietro Sampaio-
Autor(es): dc.creatorMeirelles, Flavio Vieira-
Autor(es): dc.creatorChiaratti, Marcos Roberto-
Data de aceite: dc.date.accessioned2025-08-21T21:14:30Z-
Data de disponibilização: dc.date.available2025-08-21T21:14:30Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2013-12-01-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/227673-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/227673-
Descrição: dc.descriptionThe aim of the present study was to evaluate the effects of season of the year (summer and winter) and parity (heifers and cows) on oocyte quality and number in buffaloes. For this purpose, 71 buffaloes had follicular wave emergence synchronized before OPU. OPU of all follicles ≥ 2mm was done 5 days after the beginning of the hormonal protocol, in 4 replicates (two for each season). Data were analyzed by ANOVA using PROC GLIMMIX, in a 2 x 2 factorial arrangement of treatments. No interactions were observed in following variables: number of follicles, number of total and viable oocytes, recovery rate, percentage of viable oocytes, grade I oocytes, grade II oocytes, grade III oocytes, denuded oocytes, expanded cumulus oocytes, and atretic/ degenerated oocytes. Number of follicles visualized at OPU and recovery rate were not affected by parity or season. Relative to parity, number of total and viable oocytes were greater in heifers than in cows, respectively. Concerning season of the year, number of viable oocytes and viable oocyte rate were increased in winter. In conclusion, better oocyte quality can be obtained from heifers and during winter in buffaloes. However, the number of total oocytes seems to be more influenced by parity than by season of the year in this species.-
Descrição: dc.descriptionDepartamento de Medicina Veterinária Preventiva e Reprodução Animal FCAV-UNESP, Jaboticabal-SP-
Descrição: dc.descriptionDepartamento de Medicina Veterinária LMMD FZEA-USP, Pirassununga-SP-
Descrição: dc.descriptionAgência Paulista de Tecnologia e Agronegócios, Registro-SP-
Descrição: dc.descriptionDepartamento de Reprodução Animal FMVZ-USP, São Paulo-SP-
Descrição: dc.descriptionVida Reprodutiva Consultoria Animal, Cravinhos-SP-
Descrição: dc.descriptionCoordenadoria de Assitência Técnica Integral, Registro-SP-
Descrição: dc.descriptionMSDAnimal Health, São Paulo-SP-
Descrição: dc.descriptionWTA, Cravinhos-SP-
Descrição: dc.descriptionDepartamento de Medicina Veterinária Preventiva e Reprodução Animal FCAV-UNESP, Jaboticabal-SP-
Formato: dc.format476-478-
Idioma: dc.languageen-
Relação: dc.relationBuffalo Bulletin-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectCow-
Palavras-chave: dc.subjectHeifer-
Palavras-chave: dc.subjectOocyte recovery-
Palavras-chave: dc.subjectOvum pickup-
Título: dc.titleInfluence of parity and season of the year on oocyte quality and number in buffaloes-
Tipo de arquivo: dc.typeaula digital-
Aparece nas coleções:Repositório Institucional - Unesp

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