Fig. 5.
PRINT PLGA nano- and microparticles. (A) 80 nm × 320 nm cylinders, (B) 200 nm × 200 nm cylinders, (C) 200 nm × 600 nm cylinders, (D) 1 µm sphere approximates, (E) 2 µm cubes with ridges, and (F) 3 µm particles with center fenestrations. Scale bars: (A) 5 µm, (B) 4 µm, (C) 3 µm, (D) 10 µm, (E) 3 µm, and (F) 20 µm. Reproduced from Ref. 97 with permission of American Chemical Society.