Fig. 2.

Characterization of microparticles containing polymer 1 + PLGA in one compartment and PLGA in the other compartment. A.–C.) Confocal images of the particles, where A.) is the blue channel (PLGA compartment), B.) is the green channel (PLGA + polymer 1 compartment), and D.) is the overlay of the two images. E.) SEM image of the particles showing their three-dimensional shape and size. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)