Fig. 2. Trolox equivalent antioxidant capacity (TEAC) (A), DPPH radical inhibition (B), reducing power (C) and copper-chelating activity by assay of b-carotene oxidation at 120 min
(D) of maize extruded products dialyzate (MD) and commercial maize grits/P. columbina blend dialysate (96.5:3.5; MPc2D). Data are expressed as mean SD. All samples were
analyzed in triplicate; letters with P < 0.05 means significant differences.