Fig. 4.
a qPCR detection osteogenesis related genes expression of mBMSCs after cocultured with different scaffolds. b, c Western-bolt analysis of the ALP and OPN protein expression of mBMSCs cocultured with different scaffolds. d qPCR detection angiogenesis-related gene expression of HUVECs after cocultured with different scaffolds. e NO fluorescence intensity of hierarchical scaffolds. f, g Western-bolt analysis of the ALP and OPN protein expression of mBMSCs cocultured with different scaffolds