title: Zollinger-Ellison syndrome. Ultrastructural and histochemical observations in a child with endocrine tumorlets of gastric antrum.
mesh_terms: D002648:Child; D004379:Duodenal Neoplasms / Q000473:pathology; D004386:Duodenum / Q000473:pathology; D005753:Gastric Mucosa / Q000473:pathology; D005755:Gastrins / Q000032:analysis / Q000097:blood; D006651:Histocytochemistry; D006801:Humans; D006965:Hyperplasia / Q000473:pathology; D008297:Male; D008854:Microscopy, Electron; D010179:Pancreas / Q000473:pathology; D011708:Pylorus / Q000473:pathology; D012701:Serotonin / Q000097:blood; D013274:Stomach Neoplasms / Q000378:metabolism / Q000473:pathology; D015043:Zollinger-Ellison Syndrome / Q000032:analysis / Q000097:blood / Q000378:metabolism / Q000473:pathology
chemical_list: D005755:Gastrins; D012701:Serotonin