Fig. 2From: A novel gelatin/chitooligosaccharide/demineralized bone matrix composite scaffold and periosteum-derived mesenchymal stem cells for bone tissue engineeringScanning electron micrographs showing cross-sectional images of the scaffolds. A Gelatin (G) scaffolds B gelatin/chitooligosaccharide (GC) scaffolds C gelatin/chitooligosaccharide/demineralized bone matrix (GCD) scaffolds. Porous, interconnected structure can be evident. (scale bar = 100 μm)Back to article page