Carcinoidosis and the effect of serotonin on the gastrointestinal tract.
D041981:Gastrointestinal Tract / Q000494:pharmacology*; D006801:Humans; D008303:Malignant Carcinoid Syndrome / Q000150:complications*; D012701:Serotonin / Q000494:pharmacology*
D012701:Serotonin
GASTROINTESTINAL SYSTEM/pharmacology; MALIGNANT CARCINOID SYNDROME/complications; SEROTONIN/pharmacology