Fig. 3From: Synergistic Enhancement of Antitumor Efficacy by PEGylated Multi-walled Carbon Nanotubes Modified with Cell-Penetrating Peptide TATThe 1H NMR spectra of a MWCNTs, b MWCNTs-PEG, c MWCNTs-PEG-Mal, and d MWCNTs-PEG-TATBack to article page