title: Quantitative analysis of ultrastructural changes in developing rat cardiac muscle during normal growth and during acute volume load.
mesh_terms: D000367:Age Factors; D000818:Animals; D001810:Blood Volume; D002452:Cell Count; D002467:Cell Nucleus / Q000648:ultrastructure; D006003:Glycogen / Q000032:analysis; D006321:Heart / Q000254:growth & development*; D006325:Heart Atria / Q000648:ultrastructure; D006352:Heart Ventricles / Q000648:ultrastructure; D008931:Mitochondria, Muscle / Q000648:ultrastructure; D009206:Myocardium / Q000648:ultrastructure*; D009210:Myofibrils / Q000648:ultrastructure; D051381:Rats
chemical_list: D006003:Glycogen