New N-(2-carboxybenzyl)chitosan composite scaffolds containing nanoTiO2 or bioactive glass with enhanced cell proliferation for bone-tissue engineering applications - Nerantzaki, MC; Koliakou, IG; Kaloyianni, MG; Terzopoulou, ZN; Siska, EK; Karakassides, MA; Boccaccini, AR; Bikiaris, DN (INTERNATIONAL JOURNAL OF POLYMERIC MATERIALS AND POLYMERIC BIOMATERIALS, 2017)