LILACS – Literatura Latinoamericana y del Caribe de Ciencias de la Salud

Low versus high antral follicle count on the fertility of timed AI Nelore heifers

Oliveira Junior, Jair Sábio de; Silva, George Moreira da; Moreira, Elizângela Mirian; Nunes, Vanessa Rachele Ribeiro; Morotti, Fábio; Andrade, Evelyn Rabelo; Seneda, Marcelo Marcondes; Pfeifer, Luiz Francisco Machado.

Braz. J. Vet. Res. Anim. Sci. (Online); 59 (), 2022

This study aimed to determine the effect of antral follicle count (AFC), and pubertal status on the fertility of beef heifers. In this study, 230 Nelore heifers, 20±2 months of age, were subjected to an estradiol progesterone-based timed artificial insemination (TAI) program. On Day 0 of the TAI protoco...

Bovinos/embriología, Fertilidad/fisiología, Folículo Ovárico/fisiología, Preñez/fisiología, Inseminación Artificial/métodos

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Use of estradiol cypionate to induce ovulation in buffalo raised in floodplain areas of Itacoatiara, Amazonas

Weiller, J. H. A; Ferraz Júnior, M. V. C; Dias, F. Jacobs; Hattori, G. Y.

Arq. bras. med. vet. zootec. (Online); 73 (1), 2021

This study aimed to determine the efficiency of estradiol cypionate (EC) as an ovulation inducer in a Timed Artificial Insemination protocol. 69 buffalo cows received an intravaginal progesterone device and 2mg of estradiol benzoate (EB) at D0. On D9, the intravaginal device was removed and 0.53mg of pro...

Búfalos/fisiología, Estradiol/uso terapéutico, Inducción de la Ovulación/métodos, Inducción de la Ovulación/veterinaria, Inseminación Artificial/métodos, Ecosistema Amazónico

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Influence of transcervical infusion of seminal plasma on the farrowing rate and litter size in artificially inseminated sows

Stančić, I; Radović, I; Dragin, S; Mirkov, M; Pihler, I; Horvatović, M. P; Apić, J; Zdraveski, I.

Arq. bras. med. vet. zootec. (Online); 72 (5), 2020

Recent studies have focused on the use of seminal plasma to increase sow fertility after classical intracervical artificial insemination (AI). The aim of the present study was to investigate the influence of seminal plasma infusion, prior to the application of conventional AI dose, on the fertility rate ...

Semen, Inseminación Artificial/veterinaria, Porcinos, Inseminación Artificial/métodos, Tasa de Natalidad

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