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Changes in antioxidant ability and extent of oxidized species in serum upon policosanol consumption. (A) Ferric ion reduction ability of serum (0.05 ml) as determined in the ferric reducing antioxidant power (FRAP) assay. (B) Determination of oxidized species in serum (0.1 ml) using the thiobarbituric acid reactive substances (TBARS) assay.
