Fig. 5From: Functional characterization of biodegradable nanoparticles as antigen delivery systemAnalysis of intracellular NP distribution by CLSM. monocytes were loaded with 50 μg/mL PLGA NPs at different time points (a 30 min; b 1 h; c 4 h; d 24 h). Z-series images represent focal planes corresponding to 0.1 μm vertical interval. Internalization areas are indicated by arrows. Original magnification: 630X. Scale bar: 10 μm and 5 μmBack to article page