Figure 7. The morphology of initial MG-63 cells visualized by light microscopy (a), the morphology of MG-63 cells cultured on the scaffolds after 5 days by SEM (b) pure TCP; (c) 0.5 wt% ZnO; (d) 1.5 wt% ZnO; (e) 2.5 wt% ZnO and (f) 3.5 wt% ZnO, the fluorescence microscope images of MG-63 cells before (g) or after (h) incubation on the scaffolds with 2.5 wt% ZnO doping.
