Fig. 5From: A pH-Induced Reversible Assembly System with Resveratrol-Controllable Loading and Release for Enhanced Tumor-Targeting Chemotherapya In vitro cytotoxicity against A549 cells treated with different concentration of Ft-RGD for 24 h. b The microscope image of A549 cells after 24 h treatment with 1 mg/mL of Ft-RGDBack to article page