Fig. 2
From: The effect of Moringa oleifera crude extract on liver cell line, HepG2
Total Phenolic Content Assay. a). Catechin standard curve generated for measuring the total phenol content of the plant extract. b). Optical density of M. oleifera extract and positive control, vanillic acid. c). Catechin equivalent (in mM) of M. oleifera and Vanillic Acid (positive control). This represents nmole of phenolic compounds per µl of solution