Fig. 3

Determination of particle size, zeta potential, drug release, and electron microscopic imaging and atomic force microscopic evaluation of the experimental nanoparticles. A represents particle size distribution of ABR-NP and Apt-ABR-NP, B represents zeta potential values of ABR-NP and Apt-ABR-NP, C represents in vitro drug release study of Apt-ABR-NP in phosphate buffer saline (PBS pH 7.4), PBS containing 1% β-hydroxy-cyclodextrin, acetate buffer (pH 5), bicarbonate buffer (pH 10) and citrate buffer (pH 3), D, E represents the FESEM images of ABR-NP and Apt-ABR-NP, respectively, F HR-TEM image of Apt-ABR-NP and G, H depicts AFM images of Apt-ABR-NP