MeSH Browser

MeSH Heading: Biological Clocks
Tree Number(s): G07.180.562.094
Unique ID: D001683
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D001683
Scope Note: The physiological mechanisms that govern the rhythmic occurrence of certain biochemical, physiological, and behavioral phenomena.
Entry Version: BIOL CLOCKS
Entry Term(s): Biologic Clock; Biologic Oscillator; Biological Oscillators; Biological Pacemakers; Clock, Biologic; Clocks, Biological; Oscillator, Biologic; Oscillators, Biological; Oscillators, Endogenous; Pacemaker, Biologic; Pacemakers, Biologic; Pacemakers, Biological
NLM Classification #: QT 167
See Also: Circadian Rhythm; Sleep Disorders, Circadian Rhythm
Public MeSH Note: 67
History Note: 67(64)
Date Established: 1967/01/01
Date of Entry: 1999/01/01
Revision Date: 2010/06/25

Allowable Qualifiers: drug effects (DE)

genetics (GE)

immunology (IM)

physiology (PH)

radiation effects (RE)

Concept UI: M0002523
Scope Note: The physiological mechanisms that govern the rhythmic occurrence of certain biochemical, physiological, and behavioral phenomena.
Terms: Biological Clocks Preferred Term
Term UI T004866
Date01/01/1999
LexicalTag NON
ThesaurusID NLM (1964); Biologic Clock
Term UI T004867
Date08/31/1989
LexicalTag NON
ThesaurusID NLM (1990); Clock, Biologic
Term UI T004868
Date05/12/1991
LexicalTag NON
ThesaurusID NLM (1992); Clocks, Biological
Term UI T004865
Date05/12/1991
LexicalTag NON
ThesaurusID NLM (1992)

Concept UI: M0002524
Terms: Oscillators, Biological Preferred Term
Term UI T004869
Date05/12/1991
LexicalTag NON
ThesaurusID NLM (1992); Biologic Oscillator
Term UI T004874
Date05/12/1991
LexicalTag NON
ThesaurusID NLM (1992); Biological Oscillators
Term UI T004870
Date06/19/1985
LexicalTag NON
ThesaurusID UNK (19XX); Biological Pacemakers
Term UI T004871
Date08/31/1989
LexicalTag NON
ThesaurusID NLM (1990); Oscillator, Biologic
Term UI T004875
Date05/12/1991
LexicalTag NON
ThesaurusID NLM (1992); Oscillators, Endogenous
Term UI T004873
Date06/19/1985
LexicalTag NON
ThesaurusID UNK (19XX); Pacemaker, Biologic
Term UI T004876
Date08/31/1989
LexicalTag NON
ThesaurusID NLM (1990); Pacemakers, Biologic
Term UI T004877
Date08/31/1989
LexicalTag NON
ThesaurusID NLM (1990); Pacemakers, Biological
Term UI T004872
Date06/19/1985
LexicalTag NON
ThesaurusID UNK (19XX)

Biological Clocks MeSH Descriptor Data 2025