Fig. 5From: Synergistic Enhancement of Antitumor Efficacy by PEGylated Multi-walled Carbon Nanotubes Modified with Cell-Penetrating Peptide TATIntracellular fluorescence distribution in MG63 and HUVEC cells after incubated with FITC-MWCNTs-PEG or FITC-MWCNTs-PEG-TAT at MWCNTs concentration of 20 μg/ml for 2 h.Back to article page