Fig. 11

iNOS activity levels (pg/mL) using ELISA assay in HCT116 cell line (A) and Caco-2 cell line (B). Results are mean values of three replicates ± SD. A significant difference between the treated groups and the control at P < 0.05 is indicated by the letter “a” and at P < 0.01 is indicated by the letter “b”.