Slowly Delivered Icariin/Allogeneic Bone Marrow-Derived Mesenchymal Stem Cells to Promote the Healing of Calvarial Critical-Size Bone Defects

Figure 6

Scanning electron microscopy graphs depicting the morphology and topography of SMC-PHBHHx scaffolds without (a, b, d, e) or with (c, f) BMSCs in the absence (a, b, c) or presence (c, d, e) of 10⁻⁶ mol/L icariin. Bar = 30 μm.