title: Ultrastructural differentiation of skeletal muscle fibers and their diversity.
mesh_terms: D000818:Animals; D002415:Cats; D002454:Cell Differentiation; D008931:Mitochondria, Muscle / Q000648:ultrastructure; D009024:Morphogenesis; D009132:Muscles / Q000648:ultrastructure*; D009210:Myofibrils / Q000648:ultrastructure; D012519:Sarcoplasmic Reticulum / Q000648:ultrastructure