Figure 3From: Comparison of In vitro Nanoparticles Uptake in Various Cell Lines and In vivo Pulmonary Cellular Transport in Intratracheally Dosed Rat ModelUptake of Charcoal nanoparticles in MDCK and MDCK-MDR1 cells. (a) MDCK cell; (b) MDCK cells incubated with nanoparticles for 4 h; (c) MDCK-MDR1 cells incubated with nanoparticle for 4 hBack to article page