title: PEPSINOGEN I IN SEMEN. CHROMATOGRAPHIC SEPARATION OF PEPSINOGEN I FROM HUMAN SEMEN.
mesh_terms: D001826:Body Fluids; D002845:Chromatography; D004792:Enzyme Precursors; D005753:Gastric Mucosa; D006801:Humans; D006863:Hydrogen-Ion Concentration; D010434:Pepsin A; D020116:Pepsinogen A; D012661:Semen
chemical_list: D004792:Enzyme Precursors; D020116:Pepsinogen A; D010434:Pepsin A
keywords: CHROMATOGRAPHY; ENZYME PRECURSORS; GASTRIC MUCOSA; HYDROGEN-ION CONCENTRATION; PEPSIN; SEMEN