title: The aortic tunica media in growing rats studied with the electron microscope.
mesh_terms: D000818:Animals; D001013:Aorta, Thoracic / Q000166:cytology* / Q000254:growth & development*; D003094:Collagen; D003593:Cytoplasm; D004547:Elastic Tissue; D008854:Microscopy, Electron; D008928:Mitochondria; D009130:Muscle, Smooth / Q000166:cytology; D009210:Myofibrils; D051381:Rats; D012270:Ribosomes
chemical_list: D003094:Collagen