title: Three classes of filaments in cardiac differentiation.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo; D006321:Heart / Q000196:embryology*; D008722:Methods; D008854:Microscopy, Electron; D009124:Muscle Proteins / Q000032:analysis; D009132:Muscles / Q000032:analysis / Q000166:cytology / Q000196:embryology*; D009206:Myocardium / Q000032:analysis / Q000166:cytology*; D009210:Myofibrils; D013194:Staining and Labeling
chemical_list: D009124:Muscle Proteins