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Revista Brasileira de Ciência Veterinária
Article . 2007 . Peer-reviewed
Data sources: Crossref
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Efeito da unidade de resfriamento e conservação, do tempo de armazenamento e diluidor sobre as características do sêmen de cães

Authors: Marco Antônio Rocha Ferreira; Bianca Perez Barcelos; Luciano Jamas; Felipe Zandonadi Brandão; Luiz Altamiro Garcia Nogueira; Tânia Góes de Pinho;

Efeito da unidade de resfriamento e conservação, do tempo de armazenamento e diluidor sobre as características do sêmen de cães

Abstract

O presente estudo teve como objetivo determinar o efeito de dois diferentes sistemas de resfriamento (Equitainer® II e caixaisotermica comercial) sobre as caracteristicas do semen de caes apos 12 e 24 horas de conservacao em dois meios diluidores: meio minima contaminacao e meio lactose-gema modificado. Foram utilizados 15 ejaculados de cinco caes, que foramavaliados quanto a motilidade progressiva, vigor espermatico, patologia espermatica, porcentagem de espermatozoides vivos ecom membrana plasmatica integra. As amostras foram diluidas na proporcao de 1:3 nos meios de conservacao, armazenadasnos dois sistemas de transporte e analisadas apos 12 e 24 horas de resfriamento. Os resultados obtidos mostram que naohouve diferenca significativa de nenhuma das caracteristicas seminais das amostras conservadas no Equitainer® II e caixaisotermica comercial. Verifica-se que apos 24 horas de armazenamento houve um declinio significativo (P<0,05) de todas ascaracteristicas do semen independentemente dos meios ou unidades de conservacao. Porem, apos 12 horas de armazenamento,nao houve diferenca significativa da motilidade progressiva, vigor espermatico, porcentagem de espermatozoides vivos e patologiaespermatica entre o semen fresco e o conservado em lactose gema modificado, independentemente da unidade de conservacaoutilizada. O mesmo nao ocorreu no semen conservado no minima contaminacao, cujas caracteristicas, neste momento, foramdiferentes (P<0,05) daquelas observadas no semen fresco, com excecao da patologia espermatica. A integridade da membranaplasmatica foi a unica caracteristica que apresentou diferenca significativa (P<0,05) entre o semen fresco e o conservado por12 horas no meio lactose gema modificado. Conclui-se que o tipo de unidade de resfriamento utilizado nao influenciou ascaracteristicas seminais durante o periodo estudado, e que o tempo de 24 horas sob resfriamento influencia consideravelmenteas caracteristicas do semen, mas que apos 12 e 24 horas de conservacao, o meio lactose gema foi superior ao minimacontaminacao na manutencao da maioria dos parâmetros do semen.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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