Amer, M S Interchange of adenyl and guanyl cyclases as an explanation for transformation of Beta- to alpha-adrenergic responses in the rat atrium. [electronic resource] - Nature Jul 1975 - 421-4 p. digital Publication Type: Journal Article ISSN: 0028-0836 Standard No.: 10.1038/256421a0 doi Subjects--Topical Terms: Adenylyl Cyclases--metabolismAdrenergic alpha-Agonists--metabolismAdrenergic alpha-Antagonists--metabolismAdrenergic beta-Agonists--metabolismAdrenergic beta-Antagonists--metabolismAnimalsEpinephrine--pharmacologyGuanylate Cyclase--metabolismHeart Atria--drug effectsIn Vitro TechniquesIsoproterenol--pharmacologyMyocardium--metabolismNorepinephrine--pharmacologyPhentolamine--pharmacologyPropranolol--pharmacologyRatsReceptors, AdrenergicTemperature