in view of the recent m1 and m2 subclassification of muscarinic receptors and the suggestion of separate populations of muscarinic receptors on oxyntic and histamine cells in the gastric mucosa , we have analysed the effects of mcn-a 343 , classified as an m1-selective agonist , on gastric acid secretion by the mouse , isolated , lumen-perfused stomach assay .
C0384752
m2
C0034826
muscarinic receptors