Figure 4

Weight loss (a) of the scaffolds and change of pH (b) in solution after WG, WMC20 and WMC40 scaffolds soaked into Tris-HCl solution with time.

Weight loss (a) of the scaffolds and change of pH (b) in solution after WG, WMC20 and WMC40 scaffolds soaked into Tris-HCl solution with time.