Results 41 to 50 of about 103,843 (303)

Tryptophan affects both gastrointestinal melatonin production and interrenal activity in stressed and nonstressed rainbow trout

open access: yes, 2005
The present experiments were designed to test the hypothesis that elevated dietary levels of l-tryptophan (Trp) result in elevated plasma levels of melatonin and that this increase in plasma melatonin concentration is caused by elevated melatonin ...
Lepage, Olivier,   +3 more
core   +8 more sources

Modulation of melatonin to the thalamic lesion-induced pain and comorbid sleep disturbance in the animal model of the central post-stroke hemorrhage

open access: yesMolecular Pain, 2022
The devastating chronic central post stroke pain is associated with variety of comorbidities. Disrupted sleep is a severe comorbidity, causing an increase in the suicide rate, due to CPSP’s pain symptom.
Tavleen Kaur   +3 more
doaj   +1 more source

Effects of long-term light, darkness and oral administration of melatonin on serum levels of melatonin

open access: yesBiomedical Journal, 2016
Background: Continuous light or darkness has various effects on different systems. In the present research work, the effects of constant light and darkness exposure of male rats and oral administration of exogenous melatonin on the serum levels of ...
Naser Farhadi   +2 more
doaj   +1 more source

Identification of Melatonin-Regulated Genes in the Ovine Pituitary Pars Tuberalis, a Target Site for Seasonal Hormone Control [PDF]

open access: yes, 2008
The pars tuberalis (PT) of the pituitary gland expresses a high density of melatonin (MEL) receptors and is believed to regulate seasonal physiology by decoding changes in nocturnal melatonin secretion.
Davis, Julian R. E.   +21 more
core   +1 more source

Melatonin Reverses the Warburg-Type Metabolism and Reduces Mitochondrial Membrane Potential of Ovarian Cancer Cells Independent of MT1 Receptor Activation

open access: yesMolecules, 2022
Ovarian cancer (OC) is the most lethal gynecologic malignancy, and melatonin has shown various antitumor properties. Herein, we investigated the influence of melatonin therapy on energy metabolism and mitochondrial integrity in SKOV-3 cells and tested ...
Maira Smaniotto Cucielo   +8 more
doaj   +1 more source

Analysis of melatonin content and gene expression in Chinese cherry leaves [PDF]

open access: yesE3S Web of Conferences, 2020
To investigate the accumulation characteristics and mechanism of melatonin in cherry leaves of different leaf ages, the melatonin content and the expression of synthetic genes in cherry leaves of different leaf ages were measured. The results showed that
Wang Xin   +7 more
doaj   +1 more source

Melatonin and insomnia [PDF]

open access: yesJournal of Sleep Research, 1996
The hypnotic action of melatonin 5 mg p.o. was explored in 15 subjects with psychophysiological insomnia in a double‐blind controlled self‐report questionnaire study. Melatonin or placebo was taken at 20.00 hours for a 1‐week period in random order.
C M, Ellis, G, Lemmens, J D, Parkes
openaire   +2 more sources

The role of Toll-like receptor 4 (TLR-4) in wine-induced cardioprotection [PDF]

open access: yes, 2012
Includes abstract.Includes bibliographical references.Moderate and chronic consumption of red wine confers cardioprotection. Melatonin, present in wine, may contribute to this cardioprotective effect. Melatonin confers cardioprotection via the activation
Albertyn, Zulfah
core   +1 more source

Melatonin Mitigates Chilling-Induced Oxidative Stress and Photosynthesis Inhibition in Tomato Plants

open access: yesAntioxidants, 2020
Melatonin has been demonstrated to play a variety of roles in plants. Of particular importance is its role as a potent antioxidative agent. In the present study, we generated melatonin-deficient tomato plants using virus-induced gene silencing (VIGS ...
Meiling Wang, Shuoxin Zhang, Fei Ding
doaj   +1 more source

Melatonin and epilepsy [PDF]

open access: yesArchives of Disease in Childhood, 2005
There have been conflicting reports of the effects on seizure control of prescribing melatonin for people with epilepsy.1–4 We undertook a retrospective before-and-after observational study of 13 young people prescribed melatonin for sleep disturbances at the David Lewis Centre, a residential school for children and young adults with severe epilepsy ...
C, Jones, M, Huyton, D, Hindley
openaire   +2 more sources

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