title: Electron microscopic studies of the adenohypophyses of aged rats.
mesh_terms: D000375:Aging; D000818:Animals; D003594:Cytoplasmic Granules; D005260:Female; D006651:Histocytochemistry; D008854:Microscopy, Electron; D010902:Pituitary Gland / Q000166:cytology* / Q000502:physiology; D051381:Rats