Preparation and optimization of chitosan nanoparticles from discarded squilla (Carinosquilla multicarinata) shells for the delivery of anti-inflammatory drug: Diclofenac

Figures & data

Figure 1. FTIR spectra of extracted CS from C. multicarinata shells

Figure 2. Morphological characterization of Squilla derived CS showing A. Scanning electron microscopy image, B. Energy dispersive spectroscopy analysis, C. X-Ray diffraction analysis

Figure 3. (a) FTIR spectra of Blank CSNP, Drug (DP), DP-CSNPs and (b) X-Ray diffraction graph for A. Blank CSNPs, B. Drug (DP) and C. DP-CSNP

Figure 4. Material characterization of extracted CS derived DP-CSNPs showing A. Scanning electron micrograph image, B. Differential scanning calorimetry thermogram, C. Particle size distribution D. Zeta potential and E. In vitro drug release profile at pH 7.4 for commercial CS synthesized DP-CSNPs, squilla CS synthesized DP-CSNPs and free drug