title: Haptoglobin acting as a natural inhibitor of cathepsin B activity.
mesh_terms: D000818:Animals; D002403:Cathepsins / Q000037:antagonists & inhibitors*; D002417:Cattle; D002850:Chromatography, Gel; D003911:Dextrans; D006242:Haptoglobins / Q000494:pharmacology*; D006863:Hydrogen-Ion Concentration; D014357:Trypsin / Q000494:pharmacology
chemical_list: D003911:Dextrans; D006242:Haptoglobins; D002403:Cathepsins; D014357:Trypsin