Electron microscopic studies on the perivascular secretory processes in the pineal gland of the rat.
D000818:Animals; D002196:Capillaries / Q000166:cytology; D003594:Cytoplasmic Granules; D008854:Microscopy, Electron; D009411:Nerve Endings / Q000166:cytology*; D009489:Neurosecretion; D010870:Pineal Gland / Q000166:cytology*; D051381:Rats