Results 21 to 30 of about 64,649 (265)
Activation of the renin-angiotensin-aldosterone system in mares around ovulation
Czech Journal of Animal Science, 2017 Many physiological events occurring during the estrous cycle, including folliculogenesis, oocyte maturation, ovulation, follicular atresia, corpus luteum development, luteolysis, steroidogenesis, and angiogenesis are associated with an increased ...
Katy Satué +2 more
doaj +1 more source
Kisspeptin-neuron control of LH pulsatility and ovulation
Frontiers in Endocrinology, 2022 Feedback from oestradiol (E2) plays a critical role in the regulation of major events in the physiological menstrual cycle including the release of gonadotrophins to stimulate follicular growth, and the mid-cycle luteinising hormone (LH) surge that leads
Harvey Stevenson +11 more
doaj +1 more source
Investigation of Relation between the Ovulation Confirmation and Conception Rate in Dairy Cattle
Journal of Animal Reproduction and Biotechnology, 2018 Ensuring timely ovulation concerning the service is valuable. A satisfactory conception rate can be achieved by making sure that ovulation occurs within 7-18 hours after artificial insemination (AI).
Hyun-Joo Lim, Ho-Beak Yoon
doaj +1 more source
On the Way to Ovules: The Hormonal Regulation of Ovule Development [PDF]
Critical Reviews in Plant Sciences, 2020 [EN] This review focuses on the hormonal regulation of ovule development, especially on ovule initiation, patterning, and morphogenesis. Understanding of the genetic and molecular basis of ovule development is essential from both the scientific and economic perspective.
Daniela Barro-Trastoy +3 more
openaire +3 more sources
Frontiers in Endocrinology, 2022 Polycystic ovary syndrome (PCOS) is a heterogeneous endocrine disorder characterized by hyperandrogenism, ovulatory dysfunction, and polycystic ovaries.
Lan’e Huang +13 more
doaj +1 more source
Physiology and modulation factors of ovulation in rabbit reproduction management
World Rabbit Science, 2021 Rabbit is an induced ovulatory species, so ovulation takes place after mating. Traditionally, exogenous and synthetic hormonal factors (administered by intramuscular and intravaginal route) such as GnRH and analogues, or different physical procedures (i ...
Simona Mattioli +7 more
doaj +1 more source
Arthritis Care &Research, EarlyView.Objective Youth who experience a sport‐related knee injury have elevated odds of becoming overweight or developing obesity in 3 to 10 years, compounding their risk for posttraumatic osteoarthritis (PTOA). To inform prevention strategies, this study compared patterns of adiposity change between youth with a sport‐related knee injury and uninjured youth ...
Justin M. Losciale +6 more
wiley +1 more source
Role of Sex Hormone Receptors in Ovulation
Taiwanese Journal of Obstetrics & Gynecology, 2005 Sex hormones including progestins, androgens, and estrogens produced de novo from cholesterol within the ovary play important roles in the growth and differentiation of reproductive tissues and in the maintenance of fertility.
Peng-Hui Wang
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Advanced Science, EarlyView.IGFBP4 is upregulated in granulosa cells of aged ovaries across monkeys, mice, and humans. It inhibits YAP signaling, thereby suppressing cell proliferation and contributing to follicular dysfunction. Deletion of Igfbp4 in granulosa cells enhances ovulatory output, improves hormone profiles, and reproductive performance in aged female mice, suggesting ...
Qianhui Hu +8 more
wiley +1 more source
Effect of L-carnitine supplementation on fertility outcomes among patients with polycystic ovary syndrome: a systematic review and dose-response meta-analysis of randomized clinical trials [PDF]
Obstetrics & Gynecology ScienceThis systematic review and meta-analysis of randomized controlled trials (RCTs) assessed the effect of L-carnitine (LC) supplementation on the fertility outcomes of patients with polycystic ovary syndrome (PCOS). Online databases (Scopus, Web of Science,
Ahmed Abu-Zaid +10 more
doaj +1 more source