Distribution of serotonin (5-hydroxytryptamine) in the human gastroinetestinal tract.
D001065:Appendix; D003106:Colon; D004064:Digestive System; D004386:Duodenum; D006801:Humans; D066298:In Vitro Techniques; D007583:Jejunum; D008099:Liver; D008856:Microscopy, Fluorescence; D010179:Pancreas; D010784:Photomicrography; D012701:Serotonin; D013270:Stomach
D012701:Serotonin