title: A spectrophotometric investigation of the pepsinogen-pepsin conversion.
mesh_terms: D002384:Catalysis; D055598:Chemical Phenomena; D002621:Chemistry; D004789:Enzyme Activation; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008433:Mathematics; D008722:Methods; D009994:Osmolar Concentration; D010434:Pepsin A; D010435:Pepsinogens; D011487:Protein Conformation; D013053:Spectrophotometry; D013997:Time Factors; D014466:Ultraviolet Rays
chemical_list: D010435:Pepsinogens; D010434:Pepsin A