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. 2022 Nov 22;17:5581–5600. doi: 10.2147/IJN.S376358

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© 2022 Mohan et al.

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In vitro cellular uptake of R-PPN and R-TPPN. Confocal images of cell internalization of R-PPN and R-TPPN on (A) MCF7 and (B) PM TORCAR MDA-MB-231 cells at 4 hours. For all images, scale bar is 50 µm. Quantification of cellular uptake of R-PPN and R-TPPN using flow cytometry on (C) MCF7 and (D) MDA-MB-231 cells.