- 1. H1 receptor
- [A class of histamine receptors discriminated by their pharmacology and mode of action. Most histamine H1 receptors operate through the inositol phosphate/diacylglycerol second messenger system. Among the many responses mediated by these receptors are smooth muscle contraction, increased vascular permeability, hormone release, and cerebral glyconeogenesis. (From Biochem Soc Trans 1992 Feb;20(1):122-5) ( MSH )] (UMLS (CSP) C0034814) =Amino Acid, Peptide, or Protein; Receptor ;
| - 3. H3 radionuclide
- [radioactive mass three isotope of hydrogen. ( CSP )] (UMLS (CSP) C0041119) =Element, Ion, or Isotope ;
=H element; radioisotope |