Regulation of bovine cervical secretion of prostaglandins and synthesis of cyclooxygenase by oxytocin

M Shemesh, L Dombrovski, M Gurevich… - Reproduction, fertility …, 1997 - CSIRO Publishing
Prostaglandin E2 (PGE2) can cause softening of the bovine cervix at oestrus when receptors
for oxytocin (OT) are maximally present, indicating a relationship between OT and PGE2 …

Regulation of cyclooxygenase and products of the cyclooxygenase pathway in the bovine uterus.

M Shemesh, M Gurevich, LS Shore, I Davidson… - 1996 - cabidigitallibrary.org
The level of cyclooxygenase was determined in the endometrium at 3 stages of the oestrous
cycle of Holstein cows. The in vitro effects of LH, oestradiol-17β and oxytocin on the …

An in vitro investigation of the actions of reproductive hormones on the cervix of the ewe in the follicular stage: the effects of 17β-estradiol, oxytocin, FSH, and …

L Falchi, RJ Scaramuzzi - Theriogenology, 2015 - Elsevier
During the periovulatory period, the cervix of the ewe relaxes and this mechanism is thought
to be mediated by oxytocin and prostaglandin E 2 (PGE 2) in response to increased …

Oxytocin receptors in bovine cervix: distribution and gene expression during the estrous cycle

AR Fuchs, R Ivell, PA Fields, SMT Chang… - Biology of …, 1996 - academic.oup.com
Abstract Oxytocin (OT) receptor (OTR) concentrations were determined in the cervix of
nonpregnant cows on cycle Days 0, 3, 7–8, 17, and 19 (n= 3− 4 cows each day);[3H] OT was …

Accumulation of cyclooxygenase-2 gene transcripts in uterine tissues of pregnant and parturient cows: stimulation by oxytocin

AR Fuchs, W Rust, MJ Fields - Biology of reproduction, 1999 - academic.oup.com
Abstract Cyclooxygenase 1 and 2 (COX-1 and COX-2) mRNA were measured by
ribonuclease protection assays in total RNA extracted from intercaruncular and caruncular …

[PDF][PDF] Evaluation of the contribution of cyclooxygenase 1 and cyclooxygenase 2 to the production of PGE2 and PGF2a in epithelial cells from bovine endometrium

J Parent, C Villeneuve, MA Fortier - Reproduction, 2003 - researchgate.net
In ruminants, the production of prostaglandins by the endometrium is critical for recognition
of pregnancy. In the absence of an embryonic signal, luteolytic pulses of PGF2 are released …

Oxytocin induces PGE2 release from bovine cervical mucosa in vivo

AR Fuchs, LG Graddy, AA Kowalski… - Prostaglandins & other lipid …, 2002 - Elsevier
Oxytocin receptor (OTR) concentrations in bovine cervical mucosa rise steeply a few days
before estrus to high concentrations and fall rapidly after estrus. To study the physiological …

Sufficient progesterone-priming prior to estradiol stimulation is required for optimal induction of the cervical prostaglandin system in pregnant sheep at 0.7 gestations

WX Wu, T Coksaygan, K Chakrabarty… - Biology of …, 2005 - academic.oup.com
The purposes of this study were to determine the separate and interactive functions of
progesterone and estradiol in regulating the cervical prostaglandin (PG) system in pregnant …

The effect of ovarian steroids on oxytocin-stimulated secretion and synthesis of prostaglandins in bovine myometrial cells

D Slonina, MK Kowalik, M Subocz, J Kotwica - Prostaglandins & Other …, 2009 - Elsevier
The aim was to study whether bovine myometrial cells have an enzymatic system able to
produce prostaglandins (PGs) and whether PGs synthesis is regulated by steroids in a …

Localization and steroid regulation of prostaglandin E2 receptor protein expression in ovine cervix

T Schmitz, BA Levine, PW Nathanielsz - Reproduction, 2006 - rep.bioscientifica.com
Although prostaglandin E 2 (PGE 2) has been identified as a central mediator of the cervical
ripening process, the mechanisms responsible for PGE 2 ripening are still poorly …