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protease produced in the kidney that converts plasminogen to plasmin and so initiates fibrinolysis

protease produced in the kidney that converts plasminogen to plasmin and so initiates fibrinolysis

A heterogeneous group of proteolytic enzymes that convert plasminogen to plasmin. They are concentrated in the lysosomes of most cells and in the vascular endothelium, particularly in the vessels of the microcirculation. EC 3.4.21.-.