title: Radioautographic investigation of serotonin cells.
mesh_terms: D000818:Animals; D001345:Autoradiography; D001921:Brain / Q000166:cytology*; D001923:Brain Chemistry; D002540:Cerebral Cortex / Q000166:cytology; D003106:Colon / Q000166:cytology; D005727:Ganglia, Spinal / Q000166:cytology*; D006801:Humans; D011817:Rabbits; D051381:Rats; D012701:Serotonin / Q000032:analysis*; D013116:Spinal Cord / Q000032:analysis / Q000166:cytology*; D014018:Tissue Distribution; D014316:Tritium
chemical_list: D014316:Tritium; D012701:Serotonin