Fig. 2From: Synthesis of aligned porous polyethylene glycol/silk fibroin/hydroxyapatite scaffolds for osteoinduction in bone tissue engineeringBiocompatibility of scaffold materials. A LIVE/DEAD assays of BMSCs cultured on PEG/SF/HAp scaffolds with different magnitudes of stiffness at 1, 3, and 5 days, based on 2D and 3D views (scale bar = 200 μm). B SEM images of BMSCs cultured on the PEG/SF/HAp scaffolds for 5 days (scale bar = 50 μm)Back to article page