[H1 receptors mediate smooth muscle contraction and are blocked by classic antihistamines; H2 mediate gastric acidification and certain smooth muscle functions and are blocked by cimetidine, burimamide, and related compounds. ( CSP )]
UMLS (CSP) C0034813 - Amino Acid, Peptide, or Protein
- Receptor
Relation/PAR: Cell Surface Receptor