Fig. 4From: Research on the fate of polymeric nanoparticles in the process of the intestinal absorption based on model nanoparticles with various characteristics: size, surface charge and pro-hydrophobicsEvaluation of cellular uptake of model nanoparticles: Uptake of PSNPs (a), CMCNPs, CHNPs (b), PNPs and PPNPs (c) by mixed-cultured caco-2 and HT29-MTX cells (data are mean ± SD, n = 3, *p < 0.05, **p < 0.01, ***p < 0.001). Imaging of fluorescent PSNPs (d), CMCNPs, CHNPs (e), PNPs and PPNPs (f) absorbed by mixed-cultured caco-2 and HT29-MTX cellsBack to article page