Results 31 to 40 of about 103,843 (303)

A cysteine-rich secretory protein involves in phytohormone melatonin mediated plant resistance to CGMMV

open access: yesBMC Plant Biology, 2023
Background Melatonin is considered to be a polyfunctional master regulator in animals and higher plants. Exogenous melatonin inhibits plant infection by multiple diseases; however, the role of melatonin in Cucumber green mottle mosaic virus (CGMMV ...
Ling-Ling Yang   +10 more
doaj   +1 more source

Melatonin regulates gene expressions through activating auxin synthesis and signaling pathways

open access: yesFrontiers in Plant Science, 2022
BackgroundBoth melatonin and indole-3-acetic acid (IAA) are derived from tryptophan. And the most interesting and unsolved puzzle in melatonin research is that what is the relationship between melatonin and auxin?MethodsIn this study, we performed ...
Wei Wei   +6 more
doaj   +1 more source

Melatonin

open access: yesThe International Journal of Biochemistry & Cell Biology, 2006
Melatonin, originally discovered as a hormone of the pineal gland, is produced by bacteria, protozoa, plants, fungi, invertebrates, and various extrapineal sites of vertebrates, including gut, skin, Harderian gland, and leukocytes. Biosynthetic pathways seem to be identical.
Hardeland, Ruediger   +2 more
openaire   +3 more sources

S20098 Affects the Free-Running Rhythms of Body Temperature and Activity and Decreases Light-Induced Phase Delays of Circadian Rhythms of the Rat [PDF]

open access: yes, 2001
Mammalian endogenous circadian rhythms are entrained to the environmental day-night cycle by light exposure. Melatonin is involved in this entrainment by signaling the day-night information to the endogenous circadian pacemaker. Furthermore, melatonin is
MocaĆ«r, Elisabeth,   +11 more
core   +2 more sources

A Review of Melatonin, Its Receptors and Drugs

open access: yesEurasian Journal of Medicine, 2019
After a Turkish scientist took Nobel Prize due to his contributions to understand clock genes, melatonin, closely related to these genes, may begin to shine.
Mucahit Emet   +5 more
doaj   +1 more source

Effects of Duodenal 5-Hydroxytryptophan Perfusion on Melatonin Synthesis in GI Tract of Sheep

open access: yesMolecules, 2021
The purpose of this study is to investigate the potential effects of 5-hydroxytryptophan (5-HTP) duodenal perfusion on melatonin (MT) synthesis in the gastrointestinal (GI) tract of sheep.
Jun Pan   +9 more
doaj   +1 more source

The role of melatonin in peripartum cardiomyopathy [PDF]

open access: yes, 2013
Includes abstract.Includes bibliographical references.Peripartum cardiomyopathy (PPCM) is a heart disease of unknown aetiology emerging in previously healthy women towards the end of pregnancy or first postpartum months.
Nicholson, Lauren
core   +1 more source

Melatonin Modulates the GABAergic Response in Cultured Rat Hippocampal Neurons

open access: yesJournal of Pharmacological Sciences, 2012
In the present study, we investigated the effect of melatonin on the GABA-induced current (IGABA) and GABAergic miniature inhibitory postsynaptic currents (mIPSCs) in cultured rat hippocampal neurons using the whole-cell patch-clamp technique.
Xin-Ping Cheng   +3 more
doaj   +1 more source

Melatonin suppresses sympathetic vasomotor tone through enhancing GABAA receptor activity in the hypothalamus

open access: yesFrontiers in Physiology, 2023
Introduction: Melatonin (5-methoxy-N-acetyl-tryptamine) is a circadian hormone synthesized and secreted by the pineal gland. In addition to regulating circadian rhythms of many physiological functions, melatonin is involved in regulating autonomic ...
Qiyao Yu   +9 more
doaj   +1 more source

Melatonin distribution reveals clues to its biological significance in basal metazoans.

open access: yesPLoS ONE, 2012
Although nearly ubiquitous in nature, the precise biological significance of endogenous melatonin is poorly understood in phylogenetically basal taxa.
Modi Roopin, Oren Levy
doaj   +1 more source

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