Synergistic Effects of Controlled-Released BMP-2 and VEGF from nHAC/PLGAs Scaffold on Osteogenesis

Figure 1

(a) General appearance and surface topography under SEM, (b) ×100, (c) ×900 of nHAC/PLGAs scaffold, and (d) releasing characteristics of BMP-2 and VEGF from PLGA microspheres.

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