title: Polyploidization of heart muscle nuclei as a prerequisite for heart growth and numerical hyperplasia in heart hypertrophy.
mesh_terms: D000328:Adult; D000367:Age Factors; D006332:Cardiomegaly / Q000503:physiopathology*; D002467:Cell Nucleus / Q000502:physiology*; D002675:Child, Preschool; D004247:DNA / Q000378:metabolism; D006321:Heart / Q000254:growth & development*; D006352:Heart Ventricles / Q000378:metabolism; D006801:Humans; D006965:Hyperplasia / Q000503:physiopathology; D007223:Infant; D007231:Infant, Newborn; D009206:Myocardium / Q000378:metabolism / Q000473:pathology*; D011123:Polyploidy
chemical_list: D004247:DNA