title: Specific methods for detection of 5-hydroxytryptamine in carcinoid tumors.
mesh_terms: D001063:Appendiceal Neoplasms / Q000378:metabolism; D001706:Biopsy; D002276:Carcinoid Tumor / Q000378:metabolism* / Q000473:pathology; D003110:Colonic Neoplasms / Q000378:metabolism; D005453:Fluorescence; D005470:Fluorometry; D005612:Freeze Drying; D005770:Gastrointestinal Neoplasms / Q000378:metabolism* / Q000473:pathology; D006651:Histocytochemistry; D006801:Humans; D007414:Intestinal Neoplasms / Q000378:metabolism; D007421:Intestine, Small / Q000032:analysis; D008722:Methods; D012004:Rectal Neoplasms / Q000378:metabolism; D012701:Serotonin / Q000032:analysis*; D013274:Stomach Neoplasms / Q000378:metabolism
chemical_list: D012701:Serotonin