MeSH Browser

MeSH Heading: Circadian Clocks
Tree Number(s): G07.180.562.094.500
Unique ID: D057906
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D057906
Scope Note: Biological mechanism that controls CIRCADIAN RHYTHM. Circadian clocks exist in the simplest form in cyanobacteria and as more complex systems in fungi, plants, and animals. In humans the system includes photoresponsive RETINAL GANGLION CELLS and the SUPRACHIASMATIC NUCLEUS that acts as the central oscillator.
Entry Term(s): Circadian Clock System; Circadian Timing System
Previous Indexing: Circadian Rhythm (1967-2010)
See Also: Circadian Rhythm
Public MeSH Note: 2011
History Note: 2011
Date Introduced: 2011/01/01
Last Updated: 2011/01/01

Allowable Qualifiers: drug effects (DE)

genetics (GE)

immunology (IM)

physiology (PH)

radiation effects (RE)

Circadian Clocks MeSH Descriptor Data 2026