Fig. 5From: Negatively charged AuNP modified with monoclonal antibody against novel tumor antigen FAT1 for tumor targetingTransmission electron microscopy images of Au nanoparticles intracellular uptake by Colo 205 cells. After incubation with AuCOOH(a,15Â min; b,30Â min; and c,4Â h), AuCOOH(Cy5)_ isotype (negative control) (d,15Â min; e,30Â min; and f,4Â h) and AuCOOH(Cy5)_ mAb198.3 (g,15Â min; h,30Â min; and i-l,4Â h), cells were collected and prepared for TEM analysisBack to article page