Fig. 6

Cumulative release of (A) Zn ion from nZnO/PLCL and nZnO/PLCL-CEFFE/HA, and (B) release of bFGF, TGF-β1, and VEGF from nZnO/PLCL-CEFFE/HA core-shell nanofibers. The data are presented as mean ± SD (n = 3)