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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: Environ Toxicol. 2010 Jul 13;27(2):117–127. doi: 10.1002/tox.20620

Fig. 6.

Fig. 6

Graphs showing toxic effect of HgCl2 and protective effect of MGN on GSH (A), GST (B), SOD (C) and CAT (D) activities in HepG2 cells after 24, 48 and 72 h of post incubation. The significant levels *P < 0.05; **P < 0.01; ***P < 0.001 and No symbol = Non significant, when compared with respective HgCl2 alone group. Each experiment was performed at least three times and the data are expressed as average enzyme units per mg of protein.