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. 2020 Apr 10;25(6):1065–1073. doi: 10.1016/j.drudis.2020.03.009

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2D schematic representation of G4 polyethylene glycol (PEG)-poly(amidoamine) (PAMAM) dendrimers modified with AS1411 aptamer and G4 5-fluorouracil (5-FU)-poly(amidoamine) (PAMAM)- polyethylene glycol (PEG)-ATP^AS1411.