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Short, medium or long-term hormonal treatments for induction of synchronized estrus and ovulation in Saanen goats during the nonbreeding season. Author(s): PIETROSKI, A. C. C. A.; BRANDÃO, F. Z.; SOUZA, J. M. G. de; FONSECA, J. F. da Abstract: The objective of this study was to compare the effect of hormonal treatment duration through the use of intravaginal sponges impregnated with 60 mg MAP for 6 (G6; n = 10), 9 (G9; n = 10) or... ... Repository: BDPA Publication year: 2013
Early induction of ovulation in postpartum anestrous F1 Holstein x Zebu crossbred dairy cows. Author(s): BORGENS, A. M.; ALVES, B. R. C.; RUAS, J. R. M.; MENEZES, G. C. C.; CARVALHO, B. C.; AMARAL, T. F.; SILVA, S. G. B.; PUGLIESI, G. Dairy herds in Brazil are mainly composed by crossbred cows (1.100Kg/lactation). Holstein x Zebu (HZ) crossbred cows are well adapted to tropical environments and demonstrate high productive, reproduc... ... Repository: BDPA Publication year: 2008
Hormonal ovulation induction in prepubertal GYR heifers. Author(s): ROSA, P. M. Da S.; BARROS, B. A. F. De; PASOLINI, R.; CAMARGO, A. J. Dos R.; SERAPIÃO, R. V.; OLIVEIRA, C. S. Repository: BDPA Publication year: 2016
Ewes carrying the Booroola and Vacaria prolificacy alleles respond differently to ovulation induction with equine chorionic gonadotrophin. Author(s): MORAES, J. C. F.; SOUZA, C. J. H. de The aim of this study was to investigate the ovarian response to eCG induction in Vacaria, Booroola and double heterozygous ewes, in comparison with wild-type females during the breeding season and th... ... Repository: BDPA Publication year: 2017
Intravaginal hCG administration increases pregnancy rate in artificially inseminated cyclic dairy goats subjected to estrous synchronization. Author(s): DIAS, J. H.; CORTÊS, L. R.; BRANDÃO, F. Z.; BONATO, G. C.; SOUZA-FABJAN, J. M. G.; ARRAIS, A. M.; OLIVEIRA, T. A.; MARTINS, B. B.; FACO, O.; FONSECA, J. F. da Pregnancy establishing after artificial insemination (AI) in goats depends on many important aspects, including time of AI, ovulation and premature luteal regression. The knowledge of ovulation in rel... ... Repository: BDPA Publication year: 2018
Indução de estro sincronizado com diferentes dispositivos vaginais em cabras da raça Saanen durante a estação de anestro. Author(s): VEIGA, M. de O.; MAIA, A. L. R. e S.; OLIVEIRA, V. M. de; PRATES, J. F.; BRAIR, V. L.; BARRETO, C. K.; BRANDÃO, F. Z.; SOUZA-FABJAN, J. M. G.; FERREIRA, M. I. C.; FONSECA, J. F. da O objetivo deste estudo foi avaliar a eficiência de diferentes dispositivos vaginais e de doses de progesterona/progestágeno para a indução de estro em cabras da raça Saanen durante a estação de anest... ... Repository: BDPA Publication year: 2017
Short-term hormonal protocol efficiency either with or without equine chorionic gonadotrophin to promote oestrous synchronization in cyclic dairy goats. Author(s): BRAIR, V. L.; ANDRADE, A. B. P.; MORAIS, M. C. C.; RANGEL, P. S. C.; OLIVEIRA, M. E. F.; SOUZA-FABJAN, J. M. G.; FONSECA, J. F. da The use of equine chorionic gonadotrophin (eCG) in oestrous induction protocols is associated with antibody production against eCG. Moreover,there are important equine welfare issues involved in its p... ... Repository: BDPA Publication year: 2021
Prostaglandin E2 induces ovulation in prepubertal mice. Author(s): ANDRADE, J. de S.; ZULIAN, J. P.; SINGH, J.; SETÚBAL, S. da S.; SILVA, R. R. da; SCHNEIDER, A.; PFEIFER, L. F. M. The objective of this study was to determine the ability of prostaglandin E2 (PGE2) to induce ovulation and expression of PGE2 receptor (EP2 and EP4) and COX genes (COX-1 and COX-2) in the ovary and p... ... Repository: BDPA Publication year: 2021
Uso da eCG ou hCG na indução do estro sincronizado em cabras da raça Saanen na contra-estação reprodutiva. Author(s): FARIA, N. A. C. de; BALARO, M. F. A.; RIBEIRO, A. C. S.; DELGADO, K. F.; FERNANDES, D. A. de M.; SANTOS, A. da S.; CAVALCANTI, L. M.; GONÇALVES, L. H. S.; SOUZA-FABJAN, J. M. G. de; FONSECA, J. F. da; BRANDÃO, F. Z. [Use of eCG or hCG in the induction of synchronized estrus in the non-breeding in Saanen goats]. Repository: BDPA Publication year: 2015
GnRH potential to synchronize follicular emergence and ovulation prior to superovulatory day 0 protocol in sheep. Author(s): SOUZA-FABJAN, J. M. G.; BALARO, M. F. A.; BARBOSA, T. G. B.; FONSECA, J. F. da; FIGUEIRA, L. M.; TEIXEIRA, T. A.; CARVALHEIRA, L. R.; BRANDÃO, F. Z. The role of GnRH to synchronize ovulation and follicular emergence previous to superovulatory protocol, started on the first day of the estrous cycle (Day 0), was assessed in Santa Inês ewes. For estr... ... Repository: BDPA Publication year: 2015

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