Synthesis, Characterization, and Cytotoxicity of Iron Oxide Nanoparticles

Figure 6

Flow cytometry analysis of untreated and treated MCF-7 cells with α-Fe₂O₃ for 24 h stained with annexin V-FITC/propidium iodide (PI). Each bar represents the population of viable, apoptotic, and necrotic cells of three independent experiments.