title: Agar gel electrophoretic patterns of pepsinogen zymograms in Barrett's esophagus.
mesh_terms: D001471:Barrett Esophagus / Q000201:enzymology*; D004587:Electrophoresis, Agar Gel; D004935:Esophageal Diseases / Q000201:enzymology*; D006801:Humans; D010435:Pepsinogens / Q000302:isolation & purification*
chemical_list: D010435:Pepsinogens