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Transmission electron micrographs of naked IONPs (A) and IONPs (arrows) in gel (B). Images of GBM-U87 cells in an untreated culture (C) and after 24 hours of incubation with IONPs 25 μg/mL (D).
Note: Arrowhead indicates intracellular localization of IONPs.
Abbreviation: IONPs, iron oxide nanoparticles.
