title: Morphometric characterization of left ventricular myocardial cells of male rats during postnatal development.
mesh_terms: D000375:Aging; D000818:Animals; D000831:Animals, Newborn; D003593:Cytoplasm / Q000648:ultrastructure; D006352:Heart Ventricles / Q000254:growth & development / Q000648:ultrastructure*; D008297:Male; D008929:Mitochondria, Heart / Q000648:ultrastructure; D009024:Morphogenesis; D009206:Myocardium / Q000648:ultrastructure*; D009210:Myofibrils / Q000648:ultrastructure; D051381:Rats