title: Relationship of atrial catecholamines to cytochemistry and fine structure of atrial specific granules.
mesh_terms: D000818:Animals; D002395:Catecholamines / Q000032:analysis*; D002458:Cell Fractionation; D003594:Cytoplasmic Granules / Q000648:ultrastructure*; D006325:Heart Atria / Q000648:ultrastructure; D008854:Microscopy, Electron; D009206:Myocardium / Q000648:ultrastructure*; D051381:Rats; D013347:Subcellular Fractions / Q000648:ultrastructure
chemical_list: D002395:Catecholamines