Figure 3
From: Biocompatibility of hydrophilic silica-coated CdTe quantum dots and magnetic nanoparticles
Location of the FMNPs on HEK293 cell: (a) the microscopy image of FMNPs presenting red fluorescence inside of the HEK293 cells; (b) the microscopy image of HEK293 cells nuclear counterstaining with Hoechst 33258; (c) image of combining the blue nuclear and red FMNPs; (d) the microscopy image of HEK293 cells' Prussian blue staining; and (e) TEM image of microstructure of HEK293 cell treated with 50 μg/ml FMNPs for 24 h.