Figure 3From: Shape engineering vs organic modification of inorganic nanoparticles as a tool for enhancing cellular internalizationElectron microscopy images of the produced mesoporous silica particles. (a) TEM image of sample S-MSP1 illustrating the porous structure, (b) SEM image of samples S-MSP1, (c) S-MSP2 and (d) NR-MSP.Back to article page