title: Pepsins of patients with peptic ulcer.
mesh_terms: D000362:Agar; D004586:Electrophoresis; D005750:Gastric Juice / Q000201:enzymology*; D005782:Gels; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D010434:Pepsin A / Q000032:analysis*; D010437:Peptic Ulcer / Q000201:enzymology*
chemical_list: D005782:Gels; D000362:Agar; D010434:Pepsin A