title: Mucosal cytoprotection by prostaglandin E2.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D001241:Aspirin / Q000008:administration & dosage / Q000037:antagonists & inhibitors; D002986:Clinical Trials as Topic; D004336:Drug Antagonism; D005753:Gastric Mucosa / Q000166:cytology / Q000187:drug effects*; D006728:Hormones / Q000008:administration & dosage; D006801:Humans; D008297:Male; D008551:Melena / Q000517:prevention & control; D010438:Peptic Ulcer Hemorrhage / Q000517:prevention & control; D010919:Placebos; D011446:Prospective Studies; D011458:Prostaglandins E / Q000008:administration & dosage*; D012107:Research Design
chemical_list: D006728:Hormones; D010919:Placebos; D011458:Prostaglandins E; D001241:Aspirin