Fig. 11.
TEM images, size and zeta potential distribution curves for brimonidine-loaded nanoparticles. TEM image (a), size distribution curve (b) and zeta potential distribution curve (c) of PCL-nanoparticles, TEM image (d), size distribution curve (e) and zeta potential distribution curve (f) of PLA-nanoparticles, TEM image (g), size distribution curve (h) and zeta potential distribution curve (i) of PLGA-nanoparticles. [Reprinted permission “Pharmaceutical research. Novel topical ophthalmic formulations for management of glaucoma. 30.11 (2013): 2818–2831. Ibrahim, M. M., Abd-Elgawad, A. E. H., Soliman, O. A., & Jablonski, M. M. © Springer Science+Business Media New York 2013.” With permission of Springer]