pineal gland


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Related to pineal gland: melatonin
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  • noun

Synonyms for pineal gland

a small endocrine gland in the brain

References in periodicals archive ?
The relationship between the gene encoding melanopsin, Opn4, and the sleep-wake cycle has been examined in mouse models: mice were genetically altered to have no Opn4 or rods and cones had no suppression of melatonin from the pineal gland in the presence of light (Bailes & Lucas, 2010).
Scientists believe that light impacts pineal melatonin production because the pineal gland has connections to vision.
The brain's pineal gland is the central structure in the circadian system that produces the hormone melatonin at night under the control of the SCN.
The hormone melatonin is produced from serotonin in the pineal gland via two additional enzymatic reactions, the first of which is regulated by the catecholamine neurotransmitter, norepinephrine.
Arches Tinnitus Sleep Formula contains time-release melatonin, a hormone produced by the body in the pineal gland of the brain and in the retina of the human eye.
39) In people whose pineal gland (the source of melatonin) has become calcified and non-functional, the risk of stroke is increased by 35%.
Melatonin is produced naturally in the body by the pineal gland, a pea-shaped organ inside the brain that is sensitive to light.
In principal, all human beings produce melatonin themselves within the pineal gland in the brain.
Melatonin is a hormone produced by the pineal gland at night and under conditions of darkness in diurnal and nocturnal species.
Warning against staying up late, as advised in the Holy Quran and prophetic sayings, Dr Kayali said it has been scientifically proved that the pineal gland, a hormone that affects the modulation of wake/sleep patterns and photoperiodic (seasonal) functions, secretes the antioxidant melatonin hormone only in darkness.
Melatonin, secreted by the pineal gland under SCN control on a 24-hour cycle, decreases SCN firing, promoting sleep.
Light enters the retina, sending a signal through the optic nerve to the hypothalamus, then to the pineal gland, inhibiting the production of melatonin.
As daylight fades, the pineal gland produces a hormone called melatonin which peaks at night and switches off again as day dawns.