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CIRCADIAN RHYTHM
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A daily cycle of activity observed in many living organisms
Classified under:
Nouns denoting time and temporal relations
Hypernyms ("circadian rhythm" is a kind of...):
biological time (the time of various biological processes)
Context examples:
This protein plays a role in circadian rhythms and transcriptional repression.
(Nuclear Receptor Subfamily 1 Group D Member 2, NCI Thesaurus)
This protein plays a role in the circadian rhythm process.
(Cryptochrome-1, NCI Thesaurus)
This allele, which encodes cryptochrome-2 protein, plays a role in the regulation of circadian rhythms.
(CRY2 wt Allele, NCI Thesaurus)
This gene plays a role in circadian rhythm.
(CRY1 Gene, NCI Thesaurus)
A biologically inherent cyclic variation or recurrence of an event or state, such as the sleep cycle, circadian rhythms, or periodic diseases.
(Biological Rhythm, NCI Thesaurus)
Without accounting for the timing of food intake, research that examines the effects of calorie reduction on lifespan may be skewed by hidden factors such as lack of sleep and desynchronized circadian rhythms.
(Eating at 'Wrong Time' Affects Body Weight, The Titi Tudorancea Bulletin)
From the sleep/wake rhythm to those of brain neurotransmitters, hormones, and metabolism, all circadian rhythms are under the control of this clock.
(New study sheds fresh light on the genetic mechanisms involved in sepsis, the leading cause of death in ICUs, University of Granada)
Several of these variants rest comfortably among locations and pathways already known to be related to sleep and circadian rhythms.
(Can't Sleep? Could Be Down to Genetics, The Titi Tudorancea Bulletin)
Plants have circadian rhythms that help them tell the time of day, preparing plants for photosynthesis prior to dawn, turning on heat-protection mechanisms before the hottest part of the day, and producing nectar when pollinators are most likely to visit.
(Plants can tell time even without a brain, University of Cambridge)
A subtype of circadian rhythm sleep disorder in which the individual exhibits an endogenous pattern of sleep and wakefulness that comes into conflict with the pattern of sleep and wakefulness required by a new time zone.
(Jet Lag Type Circadian Rhythm Sleep Disorder, NCI Thesaurus)
