title: Aging of the central nervous system.
mesh_terms: D000222:Adaptation, Physiological; D000368:Aged; D000375:Aging; D001341:Autonomic Nervous System / Q000502:physiology; D001921:Brain / Q000098:blood supply / Q000166:cytology / Q000378:metabolism; D002452:Cell Count; D002490:Central Nervous System / Q000502:physiology*; D004247:DNA / Q000378:metabolism; D004569:Electroencephalography; D004734:Energy Metabolism; D006801:Humans; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology; D008062:Lipofuscin / Q000378:metabolism; D009419:Nerve Tissue Proteins / Q000378:metabolism; D009430:Neural Analyzers / Q000502:physiology; D009433:Neural Inhibition; D009457:Neuroglia / Q000166:cytology; D009474:Neurons / Q000166:cytology; D018377:Neurotransmitter Agents / Q000378:metabolism; D012313:RNA / Q000378:metabolism
chemical_list: D008062:Lipofuscin; D009419:Nerve Tissue Proteins; D018377:Neurotransmitter Agents; D012313:RNA; D004247:DNA