Figure 2

Characterization of scaffolds. (A) Water contact angle analysis of scaffolds. (B) XRD spectra of PCL/COL scaffold, BBR/PCL/COL (25, 50, 75 and 100 μg/mL) scaffolds and BBR powder. (C) Cumulative release results of BBR from the BBR/PCL/COL (25, 50, 75 and 100 μg/mL) scaffolds.