[Coronary dilatation and constriction induced by the methylxanthines in comparison with sodium nitrite].
D006332:Cardiomegaly; D003250:Constriction; D003251:Constriction, Pathologic; D003331:Coronary Vessels / Q000494:pharmacology*; D004106:Dilatation; D009573:Nitrites / Q000494:pharmacology*; D012977:Sodium Nitrite; D014970:Xanthines / Q000494:pharmacology*
D009573:Nitrites; D014970:Xanthines; C008514:methylxanthine; D012977:Sodium Nitrite
CORONARY VESSELS/pharmacology; NITRITES/pharmacology; XANTHINES/pharmacology