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Confocal images of cellular uptake of free DTX (A), DTX-LPs (B), TAT modified DTX-LPs (C), RGD modified DTX-LPs (D), and TAT and RGD co-modified DTX-LPs (E) by A549 cells.
Notes: Incubation time was 2 hours. (A–E) Scale bar: 100 µm.
Abbreviations: DTX, docetaxel; LP, liposome.
