Figure 2.

Comparison of optimized LCHNPs against bare PLGANPs. (a) Summary of physicochemical characteristics (hydrodynamic diameter and ζ-potential), EE, and LE of PLGANPs and LCHNPs; (b) FESEM micrograph of PLGANPs; (c) FESEM micrograph of LCHNPs; (d) TEM micrograph of LCHNPs; and (e) vancomycin release profile of Van-PLGANPs and Van-LCHNPs.