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. 2018 Dec 26;9(3):575–589. doi: 10.1016/j.apsb.2018.12.009

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Fig. 2 — Cellular uptake behaviors in various cell lines. Cellular uptake of NPs/DiD, and NNPs/DiD in (A) murine macrophage RAW264.7, (B) LPS treated RAW264.7, (C) HUVEC, (D) L929; and (E) Panc02 cells at 1, 2, and 4 h. (F) Confocal laser scanning microscopy images of Panc02. Cell nuclei were stained with DAPI (blue) and DiD fluorescence displayed in red. Scale bar represents 100 μm. Data represent mean±SD (n=3). ^*P<0.05 vs. NPs/DiD.