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Schematic Illustration of (a) TK–p53–NTR Triple-Gene-Loaded PLGA–PEG–PEI NP Surface Functionalized with SP94; (b) Targeted Delivery and Order of Events Occur upon the Cellular Uptake of Nanoparticle and Prodrugs in HCC cells, and (c) Subsequent Intracellular Gene Expression and Signaling Cascades Activate Apoptosis in HCC Cells
