Fig. 3From: In vitro and in vivo accumulation of magnetic nanoporous silica nanoparticles on implant materials with different magnetic propertiesTEM images of (a) oleic acid-capped Fe3O4 NPs, (b) unmodified MNPSNPs, (c) MNPSNP@FITC-PEG, (d) MNPSNP@RITC-PEGBack to article page