Figure 9From: Carboxymethyl chitosan-folic acid-conjugated Fe3O4@SiO2 as a safe and targeting antitumor nanovehicle in vitroConfocal laser scanning microscope images of subcellular localization. (a) RBFe3O4@SiO2 and (b) RBFe3O4@SiO2-OCMCS-FA after 2 h of incubation with HeLa cells. Nuclei were stained with DAPI.Back to article page