Figure 3

Normal and cancer cell morphology shown by phase contrast microscope. Human cancer cell lines (I) including fibroblast cells, Caco-2 cells, HepG-2 cells, MCF-7 cells and PC-3 cells following 72 h treatment with (II) LPO-loaded NPs, (III) LF-coated NPs, (IV) LPO + LF-loaded NPs, (V) LF coated LPO-loaded NPs and (VI) 5-FU.