title: 6,7-Dihydroxytetrahydroisoquinoline: electron microscopic evidence for uptake into the amine-binding vesicles in sympathetic nerves of rat iris and pineal gland.
mesh_terms: D000818:Animals; D066298:In Vitro Techniques; D007498:Iris / Q000294:innervation*; D007546:Isoquinolines / Q000378:metabolism*; D008854:Microscopy, Electron; D008856:Microscopy, Fluorescence; D010870:Pineal Gland / Q000294:innervation*; D051381:Rats; D011941:Receptors, Adrenergic / Q000032:analysis*; D012110:Reserpine / Q000494:pharmacology
chemical_list: D007546:Isoquinolines; D011941:Receptors, Adrenergic; D012110:Reserpine