… female reproductive tract is the uterus 17 , and we decided to … uterus of sheep after the
estrous cycle was synchronized by … at the onset of luteolysis in non-pregnant cows. In turn, …

… Functional luteolysis denotes the decline in progesterone (P4) … We examined the transport
of IFNT from the uterus to the ovary … Nonpregnant sheep display pulsatile release of PGF 2α …

… 15 to 18 pregnant and non-pregnant or cyclic endometria … of PTGS2, a rate-limiting enzyme
in PG synthesis (Charpigny … the day 14 conceptus into the uterus of cyclic ewes. In that study, …

… (IGFBP1)], intracellular enzymes [prostaglandin G/H synthase and … of the estrogen receptor
α (ESR1) gene in sheep and … Prostaglandins have a biological role in the uterus during early …

… because of the unusual anatomy of the sheep cervix. The ovine … The cervix contains receptors
for oestradiol, 70 progesterone, … Prostaglandin E2 separates cervical 80 collagen fibres …

… In conclusion, by regulating expression of estrogen receptors (… uterus and conceptus are
able to produce PGE2 in sheep. … from CL of clinically healthy and non-pregnant ewes (n=3). …

… to inhibit ovulation: the prostaglandin E2 pathway. Hum … Normal ovaries on both sides of the
uterus (no luteum and lesions … activity of estradiol and progesterone-generating enzymes in …

… of this mechanism, regulation of cervical function has received … of estrogen receptor α (ESR1)
and β (ESR2), progesterone … by inflammatory mediators, enzymes like cyclooxygenases or …

… , continuous exposure of endometrium to progesterone (P4) for 8–10 … are locally mediated
between the uterus and the CL of the … of prostaglandins in non-pregnant and pregnant ewes. …

… (RIA; N = 14 divided into seven pregnant and seven nonpregnant … -β estradiol (E2) are not
available for hinds, but in sheep in … of PG production in the uterus is possible to examine only …