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. 2022 Aug 16;29(1):2713–2722. doi: 10.1080/10717544.2022.2111480

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© 2022 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 2. — The uptake of free Nile Red and Nile Red-NPs by H22 and Huh7 cells. The fluorescence microscopy microscopic images of NR(nile red) and NR-NPs uptake by H22 cells(A) and Huh7 cells(D). Flow cytometry analysis of NR (nile red) and NR-NPs uptake by H22 cells(B) and Huh7 cells(E) and (C), (F) The relative mean fluorescence intensity (MFI) corresponding to flow cytometry analysis. Results are mean ± SD of three replicates (ns: no statistical significance,*P < 0.05, **P < 0.01, ***P < 0.001,****P < 0.0001).