Fig. 6From: Recovery of serine protease inhibitor from fish roes by polyethylene glycol precipitationNative PAGE (a) and inhibitory activity staining (b) for chymotrypsin of serine protease inhibitor fractions obtained from the extracts of skipjack tuna and yellowfin tuna roe by the polyethylene glycol precipitation. Lane 1, CE; lane 2, PEG1; lane 3, PEG2; lane 4, PEG3; lane 5, PEG4Back to article page