Preliminary Characterization of Genipin-Cross-Linked Silk Sericin/Poly(vinyl alcohol) Films as Two-Dimensional Wound Dressings for the Healing of Superficial Wounds

Figure 3

FT-IR spectra of silk sericin/PVA films cross-linked with genipin at different concentrations: (black line) 0, (blue line) 0.01, (green line) 0.025, (yellow line) 0.05, (purple line) 0.075, and (red line) 0.1% w/v.