Results 11 to 20 of about 13,430 (194)

Characterization of hypothalamo–pituitary–thyroid axis gene expression in the hypothalamus, pituitary gland, and ovarian follicles of turkey hens during the preovulatory surge and in hens with low and high egg production

open access: yesPoultry Science, 2021
Dysregulation of the preovulatory surge (PS) leads to lowered egg production. The hypothalamo–pituitary–thyroid (HPT) axis has been shown to influence plasma progesterone levels and follicle ovulation.
Kristen Brady   +3 more
doaj   +1 more source

Impact of One-Week Administration of Dihydrotestosterone in Rat Anterior Pituitary Gland

open access: yesInternational Journal of Endocrinology, 2022
Hyperandrogenism causes dysfunction of the hypothalamic–pituitary–gonadal (HPG) axis in reproductive women. In this study, we examined the effects of dihydrotestosterone (DHT) on characteristic changes in rat anterior pituitary gland samples.
Haruhiko Kanasaki   +6 more
doaj   +1 more source

Dimerization of the thyrotropin-releasing hormone receptor potentiates hormone-dependent receptor phosphorylation [PDF]

open access: yesProceedings of the National Academy of Sciences, 2007
The G protein-coupled thyrotropin (TSH)-releasing hormone (TRH) receptor forms homodimers. Regulated receptor dimerization increases TRH-induced receptor endocytosis. These studies test whether dimerization increases receptor phosphorylation, which could potentiate internalization.
Gyun Jee, Song   +2 more
openaire   +2 more sources

Liver X receptor regulation of thyrotropin-releasing hormone transcription in mouse hypothalamus is dependent on thyroid status. [PDF]

open access: yesPLoS ONE, 2014
Reversing the escalating rate of obesity requires increased knowledge of the molecular mechanisms controlling energy balance. Liver X receptors (LXRs) and thyroid hormone receptors (TRs) are key physiological regulators of energetic metabolism. Analysing
Rym Ghaddab-Zroud   +4 more
doaj   +1 more source

Thyrotropin-releasing hormone receptors in GtoPdb v.2023.1

open access: yesIUPHAR/BPS Guide to Pharmacology CITE, 2023
Thyrotropin-releasing hormone (TRH) receptors (provisional nomenclature as recommended by NC-IUPHAR [14]) are activated by the endogenous tripeptide TRH (pGlu-His-ProNH2). TRH and TRH analogues fail to distinguish TRH1 and TRH2 receptors [29]. [3H]TRH (human, mouse, rat) is able to label both TRH1 and TRH2 receptors with Kd values of 13 and 9 nM ...
Rebecca Hills   +2 more
openaire   +1 more source

Leptin increases sympathetic nerve activity via induction of its own receptor in the paraventricular nucleus

open access: yeseLife, 2020
Whether leptin acts in the paraventricular nucleus (PVN) to increase sympathetic nerve activity (SNA) is unclear, since PVN leptin receptors (LepR) are sparse.
Zhigang Shi   +7 more
doaj   +1 more source

Intrauterine Zn deficiency favors thyrotropin-releasing hormone-increasing effects on thyrotropin serum levels and induces subclinical hypothyroidism in weaned rats [PDF]

open access: yes, 2017
Individuals who consume a diet deficient in zinc (Zn-deficient) develop alterations in hypothalamic-pituitary-thyroid axis function, i.e., a low metabolic rate and cold insensitivity.
Alcántara-Alonso, Viridiana   +3 more
core   +2 more sources

HYPOTHALAMIC NEUROHORMONES AND IMMUNE RESPONSES

open access: yesFrontiers in Integrative Neuroscience, 2013
The aim of this review is to provide a comprehensive examination of the current literature describing the neural-immune interactions, with emphasis on the most recent findings of the effects of neurohormones on immune system.
J. Luis eQuintanar, Irene eGuzmán-Soto
doaj   +1 more source

Glycosylation in the thyroid gland : vital aspects of glycoprotein function in thyrocyte physiology and thyroid disorders [PDF]

open access: yes, 2018
The key proteins responsible for hormone synthesis in the thyroid are glycosylated. Oligosaccharides strongly affect the function of glycosylated proteins.
Ewa Pocheć   +2 more
core   +1 more source

Large-Scale Combinatorial Deorphanization of Platynereis Neuropeptide GPCRs

open access: yesCell Reports, 2015
Neuropeptides, representing the largest class of neuromodulators, commonly signal by G-protein-coupled receptors (GPCRs). While the neuropeptide repertoire of several metazoans has been characterized, many GPCRs are orphans.
Philipp Bauknecht, Gáspár Jékely
doaj   +1 more source

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