Fig. 6From: Carbon nanoparticles-Fe(II) complex for efficient theranostics of xenografted colonic tumorMolecular mechanisms for the antitumor activity of CNSI-Fe. a Hydroxyl radicals. b Oxidative stress. c GPX 4 levels. d Ki67 levels. e Caspase-3 levels. * p < 0.05, ** p < 0.01, *** p < 0.001 comparing to the control groupBack to article page