Fig. 8From: Heterologous expression of nattokinase from B. subtilis natto using Pichia pastoris GS115 and assessment of its thrombolytic activityAnalysis of the thrombolytic activity of NK-Bs using fibrin plates. 1: negative control (10 μL physiologic saline); 2: positive control (10 μL commercial lumbrokinase); 3:10 μL NK-Bs. scale bar, 1 cmBack to article page