title: Soluble protein pattern of different brain regions of old rats when they acquire a new behavior.
mesh_terms: D000367:Age Factors; D000818:Animals; D001921:Brain / Q000378:metabolism*; D003216:Conditioning, Operant / Q000502:physiology*; D004591:Electrophoresis, Polyacrylamide Gel; D009419:Nerve Tissue Proteins / Q000378:metabolism*; D051381:Rats; D011930:Reaction Time / Q000502:physiology; D012193:Reversal Learning / Q000502:physiology; D014633:Valine / Q000378:metabolism
chemical_list: D009419:Nerve Tissue Proteins; D014633:Valine