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. 2015 Jul 17;170:1–8. doi: 10.1007/s12011-015-0435-z

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© The Author(s) 2015

Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 1 — The concentration of selenium (Se) in serum, blood lead level (PbB), 8-hydroxydeoxyguanosine (8-OHdG) in urine, lipofuscin (LPS) in erythrocytes, the activity of glutathione peroxidase (GPx), catalase (CAT), and superoxide dismutase (SOD) in erythrocytes and erythrocyte glutathione (GSH) concentration expressed as a percentage of the mean baseline values in low Se group. Data are presented as a mean and SEM. *p < 0.05, **p < 0.01, ***p < 0.001—comparison between the low and high Se groups