Evolution over the last 40 years of the assisted reproduction technologies in cattle-the Brazilian perspective I-timed artificial insemination
JNS Sales, G Pugliesi, LR Carvalho… - Animal …, 2024 - SciELO Brasil
The reproductive efficiency of the herd is correlated with higher productivity in livestock.
Reproduction biotechniques, such as ovulation synchronization protocols, are important to …
Reproduction biotechniques, such as ovulation synchronization protocols, are important to …
[HTML][HTML] Effects of two estradiol esters (benzoate and cypionate) on the induction of synchronized ovulations in Bos indicus cows submitted to a timed artificial …
JNS Sales, JBP Carvalho, GA Crepaldi, RS Cipriano… - Theriogenology, 2012 - Elsevier
The effects of estradiol benzoate (EB) and estradiol cypionate (EC) on induction of ovulation
after a synchronized LH surge and on fertility of Bos indicus females submitted to timed AI …
after a synchronized LH surge and on fertility of Bos indicus females submitted to timed AI …
[HTML][HTML] Timing of insemination and fertility in dairy and beef cattle receiving timed artificial insemination using sex-sorted sperm
The objective was to evaluate the effects of timing of insemination and type of semen in
cattle subjected to timed artificial insemination (TAI). In Experiment 1, 420 cyclic Jersey …
cattle subjected to timed artificial insemination (TAI). In Experiment 1, 420 cyclic Jersey …
Timed artificial insemination plus heat I: effect of estrus expression scores on pregnancy of cows subjected to progesterone–estradiol-based protocols
E Nogueira, MR Silva, JCB Silva, UPG Abreu… - Animal, 2019 - cambridge.org
Expression of estrus near timed artificial insemination (TAI) is associated with greater fertility,
and estrus detection could improve TAI fertility or direct TAI management, although accurate …
and estrus detection could improve TAI fertility or direct TAI management, although accurate …
[HTML][HTML] Inferences of body energy reserves on conception rate of suckled Zebu beef cows subjected to timed artificial insemination followed by natural mating
H Ayres, RM Ferreira, JRS Torres-Júnior… - Theriogenology, 2014 - Elsevier
The influence of body condition score (BCS), rump fat thickness (RFAT), and live weight
(LW), and the changes in these parameters during the interval from 165 of prepartum (ie …
(LW), and the changes in these parameters during the interval from 165 of prepartum (ie …
Artificial insemination at 56 h after intravaginal progesterone device removal improved AI pregnancy rate in beef heifers synchronized with five-day CO-Synch+ …
R Kasimanickam, M Asay, P Firth, WD Whittier, JB Hall - Theriogenology, 2012 - Elsevier
The objective was to determine whether timed artificial insemination (TAI) 56 h after removal
of a Controlled Internal Drug Release (CIDR, 1.38 g of progesterone) insert would improve …
of a Controlled Internal Drug Release (CIDR, 1.38 g of progesterone) insert would improve …
Influence of category-heifers, primiparous and multiparous lactating cows-in a large-scale resynchronization fixed-time artificial insemination program
M de Oliveira Marques, F Morotti… - Journal of …, 2015 - synapse.koreamed.org
This study was conducted to evaluate the influence of category (heifers, primiparous or
multiparous cows) on pregnancy rates in a large scale resynchronization ovulation program …
multiparous cows) on pregnancy rates in a large scale resynchronization ovulation program …
[HTML][HTML] The use of PGF2α as ovulatory stimulus for timed artificial insemination in cattle
LFM Pfeifer, CEP Leonardi, NA Castro, JHM Viana… - Theriogenology, 2014 - Elsevier
The objective of this study was to evaluate the effect of a PGF2α-analogue (PGF) on
ovulation and pregnancy rates after timed artificial insemination (TAI) in cattle. In experiment …
ovulation and pregnancy rates after timed artificial insemination (TAI) in cattle. In experiment …
Effect of superstimulatory treatments on the expression of genes related to ovulatory capacity, oocyte competence and embryo development in cattle
CM Barros, RA Satrapa, ACS Castilho… - Reproduction …, 2012 - CSIRO Publishing
Multiple ovulation (superovulation) and embryo transfer has been used extensively in cattle.
In the past decade, superstimulatory treatment protocols that synchronise follicle growth and …
In the past decade, superstimulatory treatment protocols that synchronise follicle growth and …
Effect of estradiol cypionate and amount of progesterone in the intravaginal device on synchronization of estrus, ovulation and on pregnancy rate in beef cows treated …
G Uslenghi, SG Chaves, J Cabodevila… - Animal reproduction …, 2014 - Elsevier
Three experiments were conducted to evaluate the effect of estradiol cypionate (ECP) and
amount of progesterone in the intravaginal device (PID) on synchronization of estrus and …
amount of progesterone in the intravaginal device (PID) on synchronization of estrus and …