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MNP uptake into human colorectal cancer cells. Electron micrographs of LS174T cells incubated with MF MNP (A) or MF-anti-CEA MNP (B) and HCT116 cell incubated with MF-anti-CEA MNP (C).
Notes: Arrows point to MNP aggregates. Bars = 2 um (A) 1 μm (B) 0.5 μm (C).
Abbreviations: MNP, maghemite nanoparticle; MF, magnetic fluid; CEA, carcinoembryonic antigen.
