title: [Electron microscopic characteristics of the cardiac muscle fibers in aged animals (white rats)].
mesh_terms: D000375:Aging; D000818:Animals; D002462:Cell Membrane; D002463:Cell Membrane Permeability; D002467:Cell Nucleus; D008247:Lysosomes; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009206:Myocardium / Q000166:cytology*; D010873:Pinocytosis; D051381:Rats
vernacular_title: Elektronnmikroskopicheskaia kharakteristika serdechno-myshechnogo volokna u starykh zhivotnykh (belye krysy.