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Tissue Fe levels in mice on 0.1, 20, and 2000 ppm Mn diets. Fe content measured by ICP-MS in male and female mice at 12 weeks of age (n = 6/sex). (A and B) Liver. (C and D) Spleen. (E and F) Brain. Data expressed as mean ± SEM. * p < 0.05, ** p < 0.01, *** p < 0.001.
