X-Nico

2 unusual facts about Circadian rhythm


Biological clock

Circadian rhythm, living organisms' adaptations to solar related rhythms

Friedrich Stephan

Friedrich Stephan is an American academic who is a circadian physiologist.


Photolyase

Proteins containing this domain also include Arabidopsis thaliana cryptochromes 1 and 2, which are blue light photoreceptors that mediate blue light-induced gene expression and modulation of circadian rhythms.

Stefania Follini

She is known for being involved in a 1989 experiment on circadian rhythms, in which she voluntarily isolated herself for four months in an underground room thirty feet down a cave in Carlsbad, New Mexico, away from all outside indications of night and day.


see also

DSPS

Delayed sleep phase disorder, a circadian rhythm disorder, formerly named DSPS

Internal clock

Circadian clock, a biochemical mechanism that oscillates with a period of 24 hours (in accordance with the day-night cycle); driver of the circadian rhythm

Pigment dispersing factor

Pdf has also been studied in the cricket Gryllus bimaculatus; studies proved that Pdf is not necessary for generating the circadian rhythm, but involved in control of nocturnal behavior, entrainment, and the fine-tuning of the free-running period of the circadian clock.