Results 31 to 40 of about 43,028 (255)

Seasonal changes in the expression of PACAP, VPAC1, VPAC2, PAC1 and testicular activity in the testis of the muskrat (Ondatra zibethicus)

open access: yesEuropean Journal of Histochemistry, 2022
Pituitary adenylate cyclase-activating polypeptide (PACAP) plays an important role in the steroidogenesis and spermatogenesis in the testis through its receptors PAC1, VPAC1, and VPAC2.
Zeqi Tang   +7 more
doaj   +1 more source

Insulin-Like Growth Factor II (IGF-II) Is More Potent Than IGF-I in Stimulating Cortisol Secretion from Cultured Bovine Adrenocortical Cells: Interaction with the IGF-I Receptor and IGF-Binding Proteins [PDF]

open access: yes, 1995
Although the stimulating effect of insulin-like growth factor I (IGF-I) on adrenal steroidogenesis has been well established, the role of IGF-II in the adult adrenal gland remains unknown.
Weber, Matthias M.   +4 more
core   +2 more sources

LPS-Induced Systemic Inflammation Caused mPOA-FSH/LH Disturbance and Impaired Testicular Function

open access: yesFrontiers in Endocrinology, 2022
Male reproductive function is key to the continuation of species and is under sophisticated regulation, challenged by various stressors including inflammation. In the lipopolysaccharide (LPS) intraperitoneal injection-induced acute systemic inflammation,
Peilei Shen   +16 more
doaj   +1 more source

Studies on Steroidogenesis in the Oocyte

open access: yesFolia Endocrinologica Japonica, 1982
The steroid hormone has an important role in the early stages of reproduction. There has been abundant histochemical evidence that oocytes contain steroid hormones and are able to synthesize these hormones. But there have been few methods of analyzing one oocyte biochemically because it is too small and light.
TSUTSUMI, Osamu   +2 more
openaire   +3 more sources

In ovo injection of betaine promotes adrenal steroidogenesis in pre-hatched chicken fetuses

open access: yesPoultry Science, 2022
: Corticosterone is critical for the maturation and survival of chicken fetus around hatching. Betaine is used as a feed additive in poultry industry to promote growth and mitigate stress.
Halima Abobaker   +4 more
doaj   +1 more source

Estimation of the Mechanism of Adrenal Action of Endocrine-Disrupting Compounds Using a Computational Model of Adrenal Steroidogenesis in NCI-H295R Cells

open access: yesJournal of Toxicology, 2016
Adrenal toxicity is one of the major concerns in drug development. To quantitatively understand the effect of endocrine-active compounds on adrenal steroidogenesis and to assess the human adrenal toxicity of novel pharmaceutical drugs, we developed a ...
Ryuta Saito   +5 more
doaj   +1 more source

Upregulation of Low-Density Lipoprotein Receptor of the Steroidogenesis Pathway in the Cumulus Cells Is Associated with the Maturation of Oocytes and Achievement of Pregnancy

open access: yesCells, 2021
The maturation of the oocyte is influenced by cumulus cells (CCs) and associated with pregnancy rate, whereas the influencing factors have not been completely elucidated in the CCs.
Myung Joo Kim   +11 more
doaj   +1 more source

Steroidogenesis and its control in rat corpus luteum [PDF]

open access: yes, 1978
The rat corpus luteum produces progesterone which is essential for the maintenance of pregnancy. This steroidogenesis is influenced and maintained by 'the pituitary trophic hormone luteinising hormone.
Leaver, H. Anne
core   +3 more sources

Melatonin Regulates the Synthesis of Steroid Hormones on Male Reproduction: A Review

open access: yesMolecules, 2018
Melatonin is a ubiquitous molecule and exhibits different effects in long-day and short-day breeding animals. Testosterone, the main resource of androgens in the testis, is produced by Leydig cells but regulated mainly by cytokine secreted by Sertoli ...
Kun Yu   +4 more
doaj   +1 more source

Paternal Sperm Gnas‐ICR Epigenetic Programming Contributes to PPP‐Like Phenotypes in Female Offspring

open access: yesAdvanced Science, EarlyView.
A paternal glucocorticoid–sperm Gnas‐ICR axis is linked to ovarian endocrine programming in female offspring. Paternal preconception caffeine exposure elevates corticosterone, promotes sperm Gnas‐ICR hypermethylation, and is associated with ovarian Gnas upregulation, cAMP/PKA/CREB–StAR activation, enhanced estradiol synthesis, and PPP‐like phenotypes ...
Jing Huang   +4 more
wiley   +1 more source

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