title: [Age-related changes in nervous system].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D002555:Cerebrospinal Fluid / Q000378:metabolism*; D004569:Electroencephalography; D005073:Evoked Potentials, Somatosensory; D005968:Glutamate Decarboxylase / Q000378:metabolism; D006719:Homovanillic Acid / Q000134:cerebrospinal fluid; D006801:Humans; D008875:Middle Aged
chemical_list: D005968:Glutamate Decarboxylase; D006719:Homovanillic Acid