Results 21 to 30 of about 3,161 (162)

Melatonin Inhibits NF-κB/CREB/Runx2 Signaling and Alleviates Aortic Valve Calcification

open access: yesFrontiers in Cardiovascular Medicine, 2022
Calcific aortic valve disease (CAVD) is linked to high mortality. Melatonin inhibits nuclear factor-kappa B (NF-κB)/cyclic AMP response element-binding protein (CREB), contributing to CAVD progression.
Shao-Jung Li   +20 more
doaj   +1 more source

Melatonin antagonizes lipopolysaccharide-induced pulpal fibroblast responses

open access: yesBMC Oral Health, 2020
Background Pulpal inflammation is known to be mediated by multiple signaling pathways. However, whether melatonin plays regulatory roles in pulpal inflammation remains unclear.
Nutthapong Kantrong   +2 more
doaj   +1 more source

MT2 selective melatonin receptor antagonists: design and structure-activity relationships [PDF]

open access: yesArkivoc, 2006
The neurohormone melatonin is involved in the regulation of many physiological functions, in particular those related to circadian and seasonal rhythms. In mammals, melatonin activates two GPCRs, named MT1 and MT2, and ligands of these receptors have been proposed for the treatment of different pathologies.
RIVARA, Silvia   +6 more
openaire   +2 more sources

Circadian Pattern of Melatonin MT1 and MT2 Receptor Localization in the Rat Suprachiasmatic Nucleus

open access: yesJournal of Circadian Rhythms, 2015
The suprachiasmatic nucleus (SCN) is the circadian pacemaker. The pineal hormone melatonin is involved in the regulation of circadian phase. As a part of the circadian system its synthesis and secretion is under SCN control.
Nermien Waly, Richard Hallworth
doaj   +1 more source

Melatonin signaling in mouse cerebellar granule cells with variable native MT1 and MT2 melatonin receptors [PDF]

open access: yesBrain Research, 2008
Although G protein-coupled MT1 and MT2 melatonin receptors are expressed in neurons of the mammalian brain including in humans, relatively little is known about the influence of native MT1 and MT2 melatonin receptors on neuronal melatonin signaling. Whereas human cerebellar granule cells (CGC) express only MT1 receptors, mouse CGC express both MT1 and ...
IMBESI, MARTA   +4 more
openaire   +2 more sources

Melatonin Alleviates Acute Sleep Deprivation-Induced Memory Loss in Mice by Suppressing Hippocampal Ferroptosis

open access: yesFrontiers in Pharmacology, 2021
Objectives: Memory decline caused by insufficient sleep is a critical public health issues and currently lacks effective treatments. This study objective was to explore alleviative effect of melatonin on sleep deprivation (SD)-induced deficiencies in ...
Xintong Wang   +4 more
doaj   +1 more source

Heteromeric MT 1 /MT 2 Melatonin Receptors Modulate Photoreceptor Function [PDF]

open access: yesScience Signaling, 2013
Melatonin stimulates a heteromeric G protein–coupled receptor to modulate the eye’s response to light flashes at night.
Baba, Kenkichi   +11 more
openaire   +3 more sources

Melatonin Promotes Heterotopic Ossification Through Regulation of Endothelial-Mesenchymal Transition in Injured Achilles Tendons in Rats

open access: yesFrontiers in Cell and Developmental Biology, 2021
Although heterotopic ossification (HO) has been reported to be a common complication of the posttraumatic healing process, the underlying mechanism remains unknown.
Jie Zhang   +14 more
doaj   +1 more source

Profile of melatonin and its receptors and synthesizing enzymes in cumulus–oocyte complexes of the developing sheep antral follicle—a potential estradiol-mediated mechanism

open access: yesReproductive Biology and Endocrinology, 2019
Background Melatonin is an amine hormone that plays an important role in regulating mammalian reproduction. This study aimed to investigate the expression pattern of melatonin synthesis enzymes AANAT and HIOMT and melatonin receptors MT1 and MT2 in sheep
Longfei Xiao   +8 more
doaj   +1 more source

Orphan GPR61, GPR62 and GPR135 receptors and the melatonin MT2 receptor reciprocally modulate their signaling functions

open access: yesScientific Reports, 2017
Understanding the function of orphan G protein-coupled receptors (GPCRs), whose cognate ligand is unknown, is of major importance as GPCRs are privileged drug targets for many diseases. Recent phylogenetic studies classified three orphan receptors, GPR61,
Atsuro Oishi   +5 more
doaj   +1 more source

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