Fig. 1.
Antioxidant activities of the papain hydrolysates of Spirulina platensis peptides. a Preparation yield of the three different molecular weights of Spirulina platensis peptides. b DPPH radical scavenging activity of the three different molecular weights of Spirulina platensis peptides. c Hydroxyl radical scavenging activity of the three different molecular weights of Spirulina platensis peptides. d Total antioxidant capacity of the three different molecular weights of Spirulina platensis peptides. Vc as positive control. The bar graph represents mean ± SE (n = 3)