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Programa Nacional de Mejoramento do Guzerá para Leche: resultados de la prueba de Progenie, del Archivo Zootécnico Nacional y del Núcleo de Ovulación Múltiple y Transferencia de Embriones. Author(s): BRUNELI, F. A. T.; PEIXOTO, M. G. C. D. Embrapa Ganado de Leche, en colaboración con el Centro Brasileiro de Melhoramento Genético do Guzerá "CBMG2", tiene el honor en divulgar la 24a edición del sumario de toros y matrices de la raza. Ya s... ... Repository: BDPA Publication year: 2023
Anticipation of estrus and ovulation in Nelore heifers with low antral follicle count. This study aimed to establish the relationship between antral follicle count (AFC), the time of puberty, and ovarian response in Nelore heifers subjected to timed-AI (TAI) protocols. Prepubescent Nelo... ... Repository: BDPA Publication year: 2022
Avaliação de protocolos hormonais de seis, nove e doze dias sobre o estro, ovulação e fertilidade de cabras da raça Toggenburg em anestro. Author(s): OLIVEIRA, A. P.; BRUSKI, J. H.; FONSECA, J. F. da O objetivo deste estudo foi avaliar as taxas de ovulação e gestação, após o uso de dispositivos intraginais de progesterona (CIDR) 6, 9 e 12 dias, em cabras em anestro. Os animais (n=51) utilizados, f... ... Repository: BDPA Publication year: 2008
Influência da progesterona injetável na taxa de prenhez e perda gestacional de fêmeas nelore de distintas categorias reprodutivas submetidas a inseminação artificial em tempo fixo. Author(s): CARVALHO, B. P. Progesterone (P4) is essential for embryonic development and maintenance of pregnancy when deficiency causes early embryonic loss. In this study, we investigated the ability of hormonal supplementatio... ... Repository: BDPA Publication year: 2021
Prostaglandin E2 induces ovulation in prepubertal mice. 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
Development of a novel 21-day reinsemination program, ReBreed21, in Bos indicus heifers. Author(s): CARVALHO, B. P. The aim was to develop a program for resynchronization of ovulation (ReBreed21) that allowed reinsemination of non-pregnant Bos indicus heifers every 21 d using timed AI (TAI) without the need for det... ... Repository: BDPA Publication year: 2020

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