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1. | | MACIELA, G. S.; RODRIGUEZA, M. G. K.; SANTOS, V. J. C.; RAMIREZ USCATEGUI, R. A.; NOCITI, R. P.; MARONEZI, M. C.; OLIVEIRA, C. S.; FELICIANO, M. A. R.; VICENTE, W. R. R.; FONSECA, J. F. da; OLIVEIRA, M. E. F. Follicular dynamics and in vivo embryo production in Santa Inês ewes treated with smaller doses of pFSH. Animal Reproduction Science, v. 209, article 106137, 2019. Biblioteca(s): Embrapa Caprinos e Ovinos; Embrapa Gado de Leite. |
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Registros recuperados : 1 | |
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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. |
Registro Completo
Biblioteca(s): |
Embrapa Caprinos e Ovinos; Embrapa Gado de Leite. |
Data corrente: |
09/12/2019 |
Data da última atualização: |
06/02/2024 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
MACIELA, G. S.; RODRIGUEZA, M. G. K.; SANTOS, V. J. C.; RAMIREZ USCATEGUI, R. A.; NOCITI, R. P.; MARONEZI, M. C.; OLIVEIRA, C. S.; FELICIANO, M. A. R.; VICENTE, W. R. R.; FONSECA, J. F. da; OLIVEIRA, M. E. F. |
Afiliação: |
GIOVANNA SERPA MACIELA, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; MARIANA GARCIA KAKO RODRIGUEZA, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; VICTOR JOSÉ CORREIA SANTOS, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; RICARDO ANDRES RAMIREZ USCATEGUI, Federal University of Jequitinhonha and Mucuri Valleys (UFVJM) - Unaí, MG, Brazil; RICARDO PERECIN NOCITI, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; MARJURY CRISTINA MARONEZI, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; CLARA SLADE OLIVEIRA, CNPGL; MARCUS ANTÔNIO ROSSI FELICIANO; WILTER RICARDO RUSSIANO VICENTE, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil; JEFERSON FERREIRA DA FONSECA, CNPC; MARIA EMILIA FRANCO OLIVEIRA, São Paulo State University (Unesp) - Jaboticabal, SP, Brazil. |
Título: |
Follicular dynamics and in vivo embryo production in Santa Inês ewes treated with smaller doses of pFSH. |
Ano de publicação: |
2019 |
Fonte/Imprenta: |
Animal Reproduction Science, v. 209, article 106137, 2019. |
DOI: |
https://doi.org/10.1016/j.anireprosci.2019.106137 |
Idioma: |
Inglês |
Conteúdo: |
Abstract: To evaluate follicular dynamics, there was assessment of superovulatory response and in vivo embryo production in ewes treated with relatively smaller doses of exogenous pFSH than typically used in combination with a dose of eCG at the beginning of the gonadotropin treatment period. Santa Inês ewes (n?=?24) were randomly divided into three groups, based on mg dose of pFSH administered: G200 (n?=?8), G133 (n?=?8) and G100 (n?=?8) in eight decreasing doses at 12?-h intervals. All ewes were treated with 300 IU of eCG concomitantly starting with first pFSH administration. Ovulatory follicular dynamics and follicular wall vascularization (FWV) were evaluated using a B-mode and color Doppler ultrasonic machine, respectively. Superovulatory response and embryo production were evaluated 6 days after estrous detection. In the G200?group, the preovulatory follicle size (PFS) were less (P? 0.05), ovulation time later (P? 0.05), and PFS rate greater (P? 0.05); while in the G100 group ovulation rate, and number and percentage of unfertilized eggs were greater (P? 0.05) than in the G133 group (P? 0.05). Number and percentage of viable embryos were greater in the G200 and G100 compared to G133 group (P? 0.05). The dose of 100 mg of FSH was as efficacious as the traditional dose of 200 mg, in combination with a dose of eCG, for superovulatory response and viable embryo production but there was a greater percentage of unfertilized eggs with this treatment. |
Palavras-Chave: |
Apoptotic embryonic cells; Follicular wall vascularization; Ovine; Ovulatory follicular wave. |
Thesaurus NAL: |
Animal reproduction; Ewes; Sheep; Superovulation. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
Marc: |
LEADER 02588naa a2200349 a 4500 001 2116381 005 2024-02-06 008 2019 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1016/j.anireprosci.2019.106137$2DOI 100 1 $aMACIELA, G. S. 245 $aFollicular dynamics and in vivo embryo production in Santa Inês ewes treated with smaller doses of pFSH.$h[electronic resource] 260 $c2019 520 $aAbstract: To evaluate follicular dynamics, there was assessment of superovulatory response and in vivo embryo production in ewes treated with relatively smaller doses of exogenous pFSH than typically used in combination with a dose of eCG at the beginning of the gonadotropin treatment period. Santa Inês ewes (n?=?24) were randomly divided into three groups, based on mg dose of pFSH administered: G200 (n?=?8), G133 (n?=?8) and G100 (n?=?8) in eight decreasing doses at 12?-h intervals. All ewes were treated with 300 IU of eCG concomitantly starting with first pFSH administration. Ovulatory follicular dynamics and follicular wall vascularization (FWV) were evaluated using a B-mode and color Doppler ultrasonic machine, respectively. Superovulatory response and embryo production were evaluated 6 days after estrous detection. In the G200?group, the preovulatory follicle size (PFS) were less (P?<? 0.05), ovulation time later (P?<? 0.05), and PFS rate greater (P?<? 0.05); while in the G100 group ovulation rate, and number and percentage of unfertilized eggs were greater (P?<? 0.05) than in the G133 group (P?<? 0.05). Number and percentage of viable embryos were greater in the G200 and G100 compared to G133 group (P?<? 0.05). The dose of 100 mg of FSH was as efficacious as the traditional dose of 200 mg, in combination with a dose of eCG, for superovulatory response and viable embryo production but there was a greater percentage of unfertilized eggs with this treatment. 650 $aAnimal reproduction 650 $aEwes 650 $aSheep 650 $aSuperovulation 653 $aApoptotic embryonic cells 653 $aFollicular wall vascularization 653 $aOvine 653 $aOvulatory follicular wave 700 1 $aRODRIGUEZA, M. G. K. 700 1 $aSANTOS, V. J. C. 700 1 $aRAMIREZ USCATEGUI, R. A. 700 1 $aNOCITI, R. P. 700 1 $aMARONEZI, M. C. 700 1 $aOLIVEIRA, C. S. 700 1 $aFELICIANO, M. A. R. 700 1 $aVICENTE, W. R. R. 700 1 $aFONSECA, J. F. da 700 1 $aOLIVEIRA, M. E. F. 773 $tAnimal Reproduction Science$gv. 209, article 106137, 2019.
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