Figure 3: Scanning electron micrographs of PCL and PCL/polymer blend microparticles loaded with GLZ: (a) GLZ; (b) PCL alone; (c) GLZ-loaded PCL/ RS 1:1(w/w) microparticles; (d) GLZ-loaded PCL/EC 1:1 (w/w) microparticles. (A) External morphology; (B) surface morphology.