title: Enhancing effect of heparin on aprotinin activity.
mesh_terms: D007611:Aprotinin / Q000494:pharmacology*; D002918:Chymotrypsin / Q000037:antagonists & inhibitors; D004357:Drug Synergism; D006493:Heparin / Q000494:pharmacology*; D066298:In Vitro Techniques
chemical_list: D006493:Heparin; D007611:Aprotinin; D002918:Chymotrypsin