title: Human blood coagulation factor XI. Purification, properties, and mechanism of activation by activated factor XII.
mesh_terms: D001777:Blood Coagulation; D004591:Electrophoresis, Polyacrylamide Gel; D005172:Factor XI / Q000302:isolation & purification* / Q000378:metabolism; D005174:Factor XII / Q000378:metabolism*; D006801:Humans; D008722:Methods
chemical_list: D005174:Factor XII; D005172:Factor XI