the binding of [ 3h ] isradipine [ ( 3h ] pn 200-110 ) , a new dihydropyridine ( dhp ) calcium blocker on smooth muscle cell ( smc ) membranes from different bovine arteries was saturable with comparable high affinities but different binding site densities ( bmax ) .
C0071304
isradipine
C0012315
dihydropyridine