plasmin noun. ['plazmɪn] M19.
[French plasmine, formed as PLASM + -IN¹.]
Biochemistry.
1. An extract of blood plasma containing soluble proteins including fibrinogen. M-L19.

2. A proteolytic enzyme which destroys blood clots by attacking fibrin. M20.

■ plas'minogen noun the inactive precursor, present in blood, of the enzyme plasmin (also called

■ profibrinolysin) M20.

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