Development of fertility programs to achieve high 21-day pregnancy rates in high-producing dairy cows
PD Carvalho, VG Santos, JO Giordano, MC Wiltbank… - Theriogenology, 2018 - Elsevier
Our objective is to overview the research that lead to the development of fertility programs for
high-producing lactating dairy cows using only GnRH and Prostaglandin F 2α (PGF 2α) …
high-producing lactating dairy cows using only GnRH and Prostaglandin F 2α (PGF 2α) …
[HTML][HTML] New approaches to diagnose and target reproductive failure in cattle
Reproductive failure and pregnancy loss in cattle are some of the largest economic burdens
to cattle producers and one of most perplexing factors influencing management decisions …
to cattle producers and one of most perplexing factors influencing management decisions …
Effect of feeding rumen-protected methionine on productive and reproductive performance of dairy cows
The objectives of this study were to evaluate the effects of daily top-dressing (individually
feeding on the top of the total mixed ration) with rumen-protected methionine (RPM) from …
feeding on the top of the total mixed ration) with rumen-protected methionine (RPM) from …
[HTML][HTML] Maintenance of the ruminant corpus luteum during pregnancy: interferon-tau and beyond
This manuscript reviews the mechanisms that maintain the corpus luteum (CL) of pregnancy
in ruminants. In mammals, ovulation and luteinization of the remaining cells in the CL are …
in ruminants. In mammals, ovulation and luteinization of the remaining cells in the CL are …
[HTML][HTML] Manipulation of progesterone to increase ovulatory response to the first GnRH treatment of an Ovsynch protocol in lactating dairy cows receiving first timed …
PD Carvalho, MC Wiltbank, PM Fricke - Journal of dairy science, 2015 - Elsevier
Ovulation to the first GnRH (G1) treatment of the Ovsynch protocol improves synchronization
rate and pregnancies per AI (P/AI). Elevated progesterone (P4) concentrations at G1 …
rate and pregnancies per AI (P/AI). Elevated progesterone (P4) concentrations at G1 …
Seminal plasma modulates expression of endometrial inflammatory meditators in the bovine
Seminal plasma has conventionally been viewed as a transport and survival medium for
mammalian sperm; however, its role now extends beyond this process to actively targeting …
mammalian sperm; however, its role now extends beyond this process to actively targeting …
[HTML][HTML] Adding a second prostaglandin F2α treatment to but not reducing the duration of a PRID-Synch protocol increases fertility after resynchronization of ovulation …
VG Santos, PD Carvalho, C Maia, B Carneiro… - Journal of dairy …, 2016 - Elsevier
Our objective was to evaluate the effect of a second PGF 2α treatment and duration of an
Ovsynch protocol that included a progesterone-releasing intravaginal device (PRID) on …
Ovsynch protocol that included a progesterone-releasing intravaginal device (PRID) on …
Feasibility of Supplying Ruminally Protected Lysine and Methionine to Periparturient Dairy Cows on the Efficiency of Subsequent Lactation
SA Elsaadawy, Z Wu, D Bu - Frontiers in veterinary science, 2022 - frontiersin.org
The objective of this study was to evaluate the effects of supplying ruminally protected Lys
(RPL) and ruminally protected Met (RPM) to transition cows' diets on the efficiency of …
(RPL) and ruminally protected Met (RPM) to transition cows' diets on the efficiency of …
[HTML][HTML] Physiological mechanisms involved in maintaining the corpus luteum during the first two months of pregnancy
MC Wiltbank, MA Mezera, MZ Toledo… - Animal …, 2018 - ncbi.nlm.nih.gov
Maintenance of the corpus luteum (CL) during pregnancy is essential for continuing the
elevated circulating progesterone (P4) that is required to maintain pregnancy. The …
elevated circulating progesterone (P4) that is required to maintain pregnancy. The …
Clinical disease incidence during early lactation, risk factors and association with fertility and culling in grazing dairy cows in Uruguay
I Cruz, I Pereira, G Ruprechter, J Barca, A Meikle… - Preventive veterinary …, 2021 - Elsevier
This paper aims to describe clinical disease incidence in early lactation and explore its
association with fertility and culling in 13 commercial grazing dairy herds in Uruguay. Seven …
association with fertility and culling in 13 commercial grazing dairy herds in Uruguay. Seven …