Source:http://linkedlifedata.com/resource/umls/id/C0002313
NCI: A recombinant peptide that is chemically identical to or similar to the endogenous thrombin. Thrombin, a serine protease, plays significant roles in the coagulation cascade, such as breaking down soluble fibrinogen to promote fibrin clot formation, as well as activating factor XI, factor V, and factor VIII.