Environmental influences on the neocortex in later life.
D000367:Age Factors; D000818:Animals; D002454:Cell Differentiation; D002540:Cerebral Cortex / Q000166:cytology / Q000254:growth & development*; D003712:Dendrites / Q000648:ultrastructure; D004777:Environment; D051381:Rats; D014793:Visual Cortex / Q000254:growth & development