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Receptor, Serotonin, 5-HT2A MeSH Descriptor Data 2025


MeSH Heading
Receptor, Serotonin, 5-HT2A
Tree Number(s)
D12.776.543.750.670.800.200.100
D12.776.543.750.695.800.200.100
D12.776.543.750.720.850.200.100
Unique ID
D044402
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D044402
Scope Note
A serotonin receptor subtype found widely distributed in peripheral tissues where it mediates the contractile responses of variety of tissues that contain SMOOTH MUSCLE. Selective 5-HT2A receptor antagonists include KETANSERIN. The 5-HT2A subtype is also located in BASAL GANGLIA and CEREBRAL CORTEX of the BRAIN where it mediates the effects of HALLUCINOGENS such as LSD.
Entry Version
RECEPT SEROTONIN 5 HT2A
Entry Term(s)
5-HT(2A) Receptor
5-HT2A Receptor
Receptor, Serotonin 2A
Serotonin 2A Receptor
Serotonin 2A Receptors
Registry Numbers
0
Previous Indexing
Receptors, Serotonin (1994-2003)
Public MeSH Note
2004; SEROTONIN 2A RECEPTOR (now RECEPTOR, SEROTONIN, 5-HT2A) was indexed under RECEPTORS, SEROTONIN 1994-2003
History Note
2004; use RECEPTOR, SEROTONIN, 5-HT2A (NM) 1994-2003
Entry Combination
agonists:Serotonin 5-HT2 Receptor Agonists
antagonists & inhibitors:Serotonin 5-HT2 Receptor Antagonists
Date Established
2004/01/01
Date of Entry
2003/07/09
Revision Date
2016/07/01
Receptor, Serotonin, 5-HT2A Preferred
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