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1.
Ciênc. anim. bras. (Impr.) ; 10(1): 59-67, 2009.
Article in Portuguese | LILACS-Express | VETINDEX | ID: biblio-1472729

ABSTRACT

The aim of the present study was to evaluate the effect of two doses of acetonide triamcinolone (TRI) at two distinct moments of gestation in the pre induction of parturition. Embryo recipients pregnant of the in vitro produced embryo were utilized as experimental model. A total of 175 pregnant embryo recipients were assigned into one of the four groups according to gestational period (280 or 285 days) and utilized dose of the TRI (1mg/60Kg or 1mg/100kg of body weight). The synchronization and assistance rates of the calving, the viability and body weight of calves at calving as well as retained placenta rate were evaluated. The TRI dose did not effect any variables responses (p>0.05). Least spread of the calving moment was observed in the recipients treated at the 280 days of gestation (p?0.05). The cow calving calf with ?42kg needed more assistance to calving (p?0.05) and these calves had lower viability than calves with


Este estudo teve como objetivo avaliar o efeito de diferentes doses e momentos da gestação para a administração do acetato de triancinolona (TRI) na pré-indução de partos. Utilizaram-se como modelo experimental receptoras de embriôes Nelore produzidos in vitro (PIV). Cento e setenta e cinco receptoras gestantes foram distribuídas em quatro grupos experimentais de acordo com o tempo gestacional (280 ou 285 dias) e a dose de TRI (1mg/60 Kg ou 1mg/100 Kg de Peso Vivo). Avaliaram-se o momento da gestação, as taxas de sincronização e de assistência aos partos, a viabilidade e o peso dos bezerros e ainda a taxa de retenção de placenta. A dose de TRI não alterou os parâmetros avaliados (p>0,05). Houve maior sincronização dos partos (p

2.
Ci. Anim. bras. ; 10(1): 59-67, 2009.
Article in Portuguese | VETINDEX | ID: vti-713057

ABSTRACT

The aim of the present study was to evaluate the effect of two doses of acetonide triamcinolone (TRI) at two distinct moments of gestation in the pre induction of parturition. Embryo recipients pregnant of the in vitro produced embryo were utilized as experimental model. A total of 175 pregnant embryo recipients were assigned into one of the four groups according to gestational period (280 or 285 days) and utilized dose of the TRI (1mg/60Kg or 1mg/100kg of body weight). The synchronization and assistance rates of the calving, the viability and body weight of calves at calving as well as retained placenta rate were evaluated. The TRI dose did not effect any variables responses (p>0.05). Least spread of the calving moment was observed in the recipients treated at the 280 days of gestation (p?0.05). The cow calving calf with ?42kg needed more assistance to calving (p?0.05) and these calves had lower viability than calves with


Este estudo teve como objetivo avaliar o efeito de diferentes doses e momentos da gestação para a administração do acetato de triancinolona (TRI) na pré-indução de partos. Utilizaram-se como modelo experimental receptoras de embriôes Nelore produzidos in vitro (PIV). Cento e setenta e cinco receptoras gestantes foram distribuídas em quatro grupos experimentais de acordo com o tempo gestacional (280 ou 285 dias) e a dose de TRI (1mg/60 Kg ou 1mg/100 Kg de Peso Vivo). Avaliaram-se o momento da gestação, as taxas de sincronização e de assistência aos partos, a viabilidade e o peso dos bezerros e ainda a taxa de retenção de placenta. A dose de TRI não alterou os parâmetros avaliados (p>0,05). Houve maior sincronização dos partos (p

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