title: Gel diffusion method for determination of pepsin.
mesh_terms: D001464:Barium; D002364:Caseins; D004058:Diffusion; D005069:Evaluation Studies as Topic; D005782:Gels; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008722:Methods; D010434:Pepsin A / Q000032:analysis*; D011134:Polysaccharides
chemical_list: D002364:Caseins; D005782:Gels; D011134:Polysaccharides; D001464:Barium; D010434:Pepsin A