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. 2018 Dec 29;16:105. doi: 10.1186/s12951-018-0431-5

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© The Author(s) 2018

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. 2 — The cytotoxicity and cellular uptake of NLCs against EAhy926 cells. a The cytotoxicity of formulated blank NLCs (i) and dexamethasone-loaded NLCs (ii) against activated EAs. b Cellular uptake of dexamethasone-loaded NLCs in activated EAs detected by fluorescence microscope (i) (bar = 100 μm) and the semi-quantitative analysis of the images using software ‘‘Image J’’ (ii). c Cellular uptake of dexamethasone-loaded NLCs in activated EAs detected by flow cytometer. The data represent the mean ± SD (n = 3)