Pregnancy loss in beef cattle: A meta-analysis
Pregnancy loss in beef cattle causes both management and economic challenges to a
producer. A meta-analysis was conducted to quantify reproductive failures that occur during …
producer. A meta-analysis was conducted to quantify reproductive failures that occur during …
Timed artificial insemination: current challenges and recent advances in reproductive efficiency in beef and dairy herds in Brazil
Beef and dairy productivity depends directly on the reproductive efficiency and genetic gain
of the herd, which can be related to the appropriate use of biotechnologies, such as timed …
of the herd, which can be related to the appropriate use of biotechnologies, such as timed …
Ovarian follicle diameter at timed insemination and estrous response influence likelihood of ovulation and pregnancy after estrous synchronization with progesterone …
The objectives of the present study were to evaluate factors associated with estrous
synchronization responses and pregnancy per insemination (P/AI) in Bos indicus beef cows …
synchronization responses and pregnancy per insemination (P/AI) in Bos indicus beef cows …
Fixed-time artificial insemination with estradiol and progesterone for Bos indicus cows II: Strategies and factors affecting fertility
OG Sá Filho, M Meneghetti, RFG Peres, GC Lamb… - Theriogenology, 2009 - Elsevier
In Experiments 1, 2, and 3, we evaluated the effects of temporary weaning (TW), equine
chorionic gonadotropin (eCG), and follicle-stimulating hormone (FSH) treatments on results …
chorionic gonadotropin (eCG), and follicle-stimulating hormone (FSH) treatments on results …
[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] Equine chorionic gonadotropin and gonadotropin-releasing hormone enhance fertility in a norgestomet-based, timed artificial insemination protocol in suckled …
MF Sá Filho, H Ayres, RM Ferreira, MO Marques… - Theriogenology, 2010 - Elsevier
Two experiments were conducted to investigate the effects of equine chorionic gonadotropin
(eCG) at progestin removal and gonadotropin-releasing hormone (GnRH) at timed artificial …
(eCG) at progestin removal and gonadotropin-releasing hormone (GnRH) at timed artificial …
[HTML][HTML] Importance of estrus on pregnancy per insemination in suckled Bos indicus cows submitted to estradiol/progesterone-based timed insemination protocols
The objective was to evaluate the effect of estrus occurrence (based on removal of tail-head
marks) on ovarian responses and pregnancy per AI (P/AI; 30 d after AI) in suckled Bos …
marks) on ovarian responses and pregnancy per AI (P/AI; 30 d after AI) in suckled Bos …
Strategies to improve fertility in Bos indicus postpubertal heifers and nonlactating cows submitted to fixed-time artificial insemination
RFG Peres, IC Júnior, OG Sá Filho, GP Nogueira… - Theriogenology, 2009 - Elsevier
Two experiments were designed to evaluate strategies to increase fertility of Bos indicus
postpubertal heifers and nonlactating cows submitted to a fixed-time artificial insemination …
postpubertal heifers and nonlactating cows submitted to a fixed-time artificial insemination …
Expression of estrus modifies the gene expression profile in reproductive tissues on day 19 of gestation in beef cows
The aim of this study was to test the effect of expression of estrus at artificial insemination
(AI) on endometrium, conceptus, and CL gene expression of beef cows. Thirty-six …
(AI) on endometrium, conceptus, and CL gene expression of beef cows. Thirty-six …
Improved fertility in suckled beef cows ovulating large follicles or supplemented with long-acting progesterone after timed-AI
G Pugliesi, FB Santos, E Lopes, É Nogueira, JRG Maio… - Theriogenology, 2016 - Elsevier
We aimed to evaluate the effects and the interaction of size of the preovulatory follicle (POF)
and long-acting progesterone (P4) supplementation after timed-AI on CL function and …
and long-acting progesterone (P4) supplementation after timed-AI on CL function and …