Production, Characterization and Antioxidant Potential of Protease from Streptomyces sp. MAB18 Using Poultry Wastes

Figure 4

Antioxidant activity of protease, (a) DPPH-scavenging activity; (b) O₂-scavenging activity; (c) NO-scavenging activity; (d) Fe²⁺ chelating activity; and (e) reducing power.

(a)

(b)

(c)

(d)

(e)