Fig. 4From: In vitro and in vivo uptake studies of PAMAM G4.5 dendrimers in breast cancerSize and morphology of PAMAM G4.5-piperazinyl-FITC. a Representative TEM image of nanoparticles stained with uranyl acetate. b Size distribution histogram from TEM images. Particle size was measured according to “Methods” sectionBack to article page