the coronary vasodilator and cardiac effects of 3-ethyl-5-methyl-1,4-dihydro-2,6-dimethyl-4- ( 3-nitrophenyl ) -3,5-pyridinedicarboxylate ( nitrendipine , bay e 5009 ) were compared in isolated , blood-perfused sinoatrial ( sa ) node , atrioventricular ( av ) node and papillary muscle preparations of dogs with i.a . administration .
C0018787
cardiac
C0004247
atrioventricular