%0 Journal Article %T A facile Friedel–Crafts acylation for the synthesis of polyethylenimine-grafted multi-walled carbon nanotubes as efficient gene delivery vectors %A Hashem Nia, Azadeh %A Abbas Amini %A Sahar Taghavi %A Eshghi, Hossein %A Khalil Abnous %A Mohammad Ramezani %J International Journal of Pharmaceutics %@ 0378-5173 %D 2016