title: [Protein S-Specific Activity as an Indicator of Thrombophilia].
abstract: Approximately 50% of Japanese individuals who develop venous thrombosis have reduced activities of protein S, the major component of the Activated Protein C (APC) anticoagulant system. The significance of the measurement of protein S-specific activity and its practical use will be discussed.
authors.forename: Naotaka
authors.initials: N
authors.lastname: Hamasaki
mesh_terms: D015415:Biomarkers / Q000097:blood; D001780:Blood Coagulation Tests / Q000379:methods; D006801:Humans; D007564:Japan; D011486:Protein C / Q000378:metabolism; D017293:Protein S / Q000378:metabolism*; D019851:Thrombophilia / Q000378:metabolism*; D020246:Venous Thrombosis / Q000175:diagnosis / Q000209:etiology
chemical_list: D015415:Biomarkers; D011486:Protein C; D017293:Protein S