Extrapineal melatonin: sources, regulation, and potential functions

D Acuña-Castroviejo, G Escames, C Venegas… - Cellular and molecular …, 2014 - Springer
Endogenous melatonin is synthesized from tryptophan via 5-hydroxytryptamine. It is
considered an indoleamine from a biochemical point of view because the melatonin …

Membrane melatonin receptors activated cell signaling in physiology and disease

G Nikolaev, R Robeva, R Konakchieva - International journal of molecular …, 2021 - mdpi.com
The pineal hormone melatonin has attracted great scientific interest since its discovery in
1958. Despite the enormous number of basic and clinical studies the exact role of melatonin …

Benefits and adverse events of melatonin use in the elderly

L Anghel, L Baroiu, CR Popazu… - Experimental and …, 2022 - spandidos-publications.com
Melatonin is a hormone secreted by the pineal gland in accordance with the circadian
rhythm when the light level decreases. Reduction of melatonin secretion with age may be …

Analgesic effects of melatonin: a review of current evidence from experimental and clinical studies

M Wilhelmsen, I Amirian, RJ Reiter… - Journal of pineal …, 2011 - Wiley Online Library
Melatonin is an endogenous indoleamine, produced mainly by the pineal gland. Melatonin
has been proven to have chronobiotic, antioxidant, antihypertensive, anxiolytic and sedative …

[HTML][HTML] Molecular mechanisms of melatonin-mediated cell protection and signaling in health and disease

DM Kopustinskiene, J Bernatoniene - Pharmaceutics, 2021 - mdpi.com
Melatonin, an endogenously synthesized indolamine, is a powerful antioxidant exerting
beneficial action in many pathological conditions. Melatonin protects from oxidative stress in …

Melatonin inhibits adipogenesis and enhances osteogenesis of human mesenchymal stem cells by suppressing PPARγ expression and enhancing Runx2 expression

L Zhang, P Su, C Xu, C Chen, A Liang… - Journal of pineal …, 2010 - Wiley Online Library
Adipogenesis and osteogenesis, a reciprocal relationship in bone marrow, are complex
processes including proliferation of precursor cells, commitment to the specific lineage, and …

Neurotoxins: free radical mechanisms and melatonin protection

RJ Reiter, LC Manchester… - Current …, 2010 - ingentaconnect.com
Toxins that pass through the blood-brain barrier put neurons and glia in peril. The damage
inflicted is usually a consequence of the ability of these toxic agents to induce free radical …

Melatonin regulates mesenchymal stem cell differentiation: a review

F Luchetti, B Canonico, D Bartolini… - Journal of pineal …, 2014 - Wiley Online Library
Among the numerous functions of melatonin, the control of survival and differentiation of
mesenchymal stem cells (MSCs) has been recently proposed. MSCs are a heterogeneous …

Melatonin administration to wild‐type mice and nontreated NLRP 3 mutant mice share similar inhibition of the inflammatory response during sepsis

I Rahim, B Djerdjouri, RK Sayed… - Journal of pineal …, 2017 - Wiley Online Library
The NLRP 3 inflammasome is involved in the innate immune response during inflammation.
Moreover, melatonin blunts the NF‐κB/NLRP 3 connection during sepsis. Thus, we …

Melatonin prevents bone destruction in mice with retinoic acid–induced osteoporosis

X Wang, T Liang, Y Zhu, J Qiu, X Qiu, C Lian, B Gao… - Molecular …, 2019 - Springer
Background The protective effect of melatonin against bone metabolism imbalance in
osteoporosis (OP) induced by drugs such as retinoic acid (RA) is unclear. The aim of this …