... BiomedicalEngineering, Department of Materials Science and Engineering, College of Materials, Xiamen University, Technology Research Center of BiomedicalEngineering of Xiamen City, The Key Laboratory of Biomedical ... couldaffect the amount of MNPs entering the cells and further affect cytotoxicity. In our results, the surfacecharge of Fe3O4,OA-Fe3O4, and C-Fe were 14.4, 4.5, and 23.7 mV, respectively, ... trend.MNPs influence on the cell cycleThe effects of various concentrations (0.05, 0.1, and 1 mg/mL) of the three kinds of MNPs on cell cycle pro-gression and population distribution in BEL-7402 cellswere...