Table 2. Antioxidant activity of elastin hydrolysates from broiler skin

Analysis	IC50 (mg/mL)	Antioxidative activity (%)
DPPH radical-scavenging activity	2.80±0.37	55.60±2.14
ABTS radical-scavenging activity	1.10±0.08	69.21±1.63
Metal chelating activity	1.21±0.09	65.32±1.48

All values are mean±SD of three replicates (n=3).
DPPH, 2,2-diphenyl-1-picryl-hydrazyl-hydrate; ABTS, 2,2’-azino-bis (3-ethylbenzothiazoline-6-sulphonic acid).