Formation and Investigation of Electrospun PLA Materials with Propolis Extracts and Silver Nanoparticles for Biomedical Applications

Figure 7

FT-IR spectra of microfibers, produced by electrospinning of (A) PLA solution (4 wt%), (D) PLA solution (4 wt%) containing 10 wt% PEE, and (G) PLA solution (4 wt%) containing 10 wt% PEE and 5 wt% AgNPs colloidal solution.