单词	plasminogen
释义	plasminogen /plazˈmɪnədʒ(ə)n / noun [mass noun] Biochemistry The inactive precursor of the enzyme plasmin, present in blood: [as modifier]: plasminogen activator... Tissue plasminogen activator and, to a lesser degree, urokinase are serine proteases which convert plasminogen to plasmin. This is performed largely by the enzyme plasmin, generated from its inactive precursor, plasminogen. Within the fibrinolytic system, plasmin is generated from plasminogen by tissue plasminogen activator, which upon activation lyses fibrin clots.
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