title: Endocrine cells of the gastrointestinal tract: general aspects, ultrastructure and tumor pathology.
mesh_terms: D002276:Carcinoid Tumor / Q000145:classification / Q000378:metabolism / Q000648:ultrastructure*; D005753:Gastric Mucosa / Q000166:cytology* / Q000473:pathology; D005768:Gastrointestinal Hormones / Q000378:metabolism*; D005770:Gastrointestinal Neoplasms / Q000145:classification / Q000378:metabolism / Q000648:ultrastructure*; D006801:Humans; D007413:Intestinal Mucosa / Q000166:cytology* / Q000473:pathology; D009384:Paraneoplastic Endocrine Syndromes / Q000473:pathology; D010455:Peptides / Q000378:metabolism
chemical_list: D005768:Gastrointestinal Hormones; D010455:Peptides