Ultrastructural age changes in hippocampal neurons, synapses and neuroglia.
D000375:Aging; D000818:Animals; D001369:Axons; D003712:Dendrites; D006624:Hippocampus / Q000166:cytology*; D008297:Male; D008854:Microscopy, Electron; D009457:Neuroglia; D009474:Neurons; D051381:Rats; D013569:Synapses / Q000166:cytology*