title: Aging and environmental influences on two types of dendritic spines in the rat occipital cortex.
mesh_terms: D000375:Aging; D000818:Animals; D003712:Dendrites / Q000502:physiology*; D004777:Environment; D008297:Male; D009474:Neurons / Q000502:physiology; D009778:Occipital Lobe / Q000254:growth & development*; D051381:Rats