title: The endocrine cells of the gastrointestinal tract. The normal endocrine cells and their hyperplasias. Part I.
mesh_terms: D000818:Animals; D003937:Diagnosis, Differential; D004064:Digestive System / Q000166:cytology*; D004381:Duodenal Ulcer / Q000175:diagnosis; D004759:Enterochromaffin Cells / Q000166:cytology; D005455:Fluorescent Antibody Technique; D005755:Gastrins / Q000097:blood; D005767:Gastrointestinal Diseases / Q000473:pathology; D005768:Gastrointestinal Hormones / Q000097:blood; D006651:Histocytochemistry; D006801:Humans; D006965:Hyperplasia; D007158:Immunologic Techniques; D007413:Intestinal Mucosa / Q000502:physiology; D008854:Microscopy, Electron; D009432:Neural Crest / Q000166:cytology; D012038:Regeneration; D013274:Stomach Neoplasms / Q000175:diagnosis
chemical_list: D005755:Gastrins; D005768:Gastrointestinal Hormones