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. 2017 Jun 12;16:114. doi: 10.1186/s12944-017-0510-x

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© The Author(s). 2017

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. 3 — The intracellular content of free radicals: O₂, H₂O_2, and NO production by HC exposed to FFA. a O₂ ^.-. b H₂O₂. and c NO in HC treated with or without 250 or 500 μM of FFA, and H₂O₂ (100 μM) was used as positive control for 48 h. Each bar represents the mean value ± standard deviation of at least three independent experiments for each four different patients. ^* P < 0.05 with respect to untreated HC