title: Studies on heart. XIX. Isolation of an atrial peptide that improves the rhythmicity of cultured myocardial cell clusters.
mesh_terms: D000818:Animals; D000889:Anti-Arrhythmia Agents / Q000302:isolation & purification*; D002417:Cattle; D002478:Cells, Cultured; D066298:In Vitro Techniques; D009206:Myocardium / Q000166:cytology; D009842:Oligopeptides / Q000302:isolation & purification* / Q000494:pharmacology; D051381:Rats
chemical_list: D000889:Anti-Arrhythmia Agents; D009842:Oligopeptides; C029579:antiarrhythmic peptide