Fig. 3From: Cytotoxic effects of chitosan nanoparticles containing Zataria multiflora essential oil against human breast and melanoma cellsFourier transform infrared spectra: A free chitosan nanoparticles (ChiNPs), Z. multiflora EO, ChiNPs containing Z. multiflora EO and B polycaprolactone (PCL), polyethylene oxide (PEO), and PCL–PEO scaffoldBack to article page