Figure 1From: Both FA- and mPEG-conjugated chitosan nanoparticles for targeted cellular uptake and enhanced tumor tissue distribution Schematic illustration of the preparation of NPs and the modification of NPs. GA, glutaraldehyde; EDC, 1-ethyl-3-(3-dimethylaminopropyl) carbodiimide hydrochloride; STPP, sodium triphosphate.Back to article page