Figure 8.

(A.) SEM micrograph and (B.) size distribution histogram of PLGA microparticles prepared via co-axial electrospray. (C.) Confocal microscopy image of the distribution of fluorescently labeled BSA within PLGA microparticles prepared via co-axial electrospray. (D.) SEM micrograph and (E.) size distribution histogram of PLGA microparticles prepared via co-axial electrospray. (F.) Confocal microscopy image of the distribution of fluorescently labeled BSA within PLGA microparticles prepared via co-axial electrospray. Release profile of BSA from microparticles prepared via (G.) emulsion and (H.) co-axial electrospray with the release over the first day shown by inset.¹⁷⁴