administration of the intracellular ca++ antagonists 8- ( diethylamino ) octyl-3,4,5-trimethoxybenzoate hydrochloride ( 23 microm ) or ryanodine ( 1.6 microm ) reduced the outflow of prostaglandins and the positive chronotropic and inotropic effect elicited by isoproterenol .
C1372804
positive chronotropic
C0022245
isoproterenol