Fig. 1From: Bioconversion of duck blood cell: process optimization of hydrolytic conditions and peptide hydrolysate characterizationTime-course hydrolysis of protein from duck blood red cell. Separate hydrolysis: 3000Â U/g neutrase (circle) or 1000Â U/g flavourzyme (triangle); simultaneous hydrolysis: 3000Â U/g neutrase and 1000Â U/g flavourzyme (diamond)Back to article page