Higgins, W J FMRFamide increases the adenylate cyclase activity and cylic AMP level of molluscan heart. [electronic resource] - European journal of pharmacology Apr 1978 - 425-30 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0014-2999 Standard No.: 10.1016/0014-2999(78)90170-x doi Subjects--Topical Terms: Adenylyl Cyclases--metabolismAmides--antagonists & inhibitorsAnimalsBivalviaCyclic AMP--metabolismHeart--drug effectsMethysergide--pharmacologyMyocardial Contraction--drug effectsMyocardium--metabolismOligopeptides--antagonists & inhibitorsSerotonin--pharmacologySerotonin Antagonists