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. 2015 Oct 9;13:67. doi: 10.1186/s12951-015-0129-x

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© Zhu et al. 2015

Open AccessThis 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. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 8 — Immage of γH2AX focus in HepG2 cells. a Shows the γH2AX focus in HepG2 cells. b Sows DSB induction as determined by the γ-H2AX assay was quantified as focus integrated density per unit nucleus area using Image J software. Data represent the mean results from three independent experiments. Compared with the control group, *p < 0.001, compared with GNPs, **p < 0.001