Fig. 4

Anti-tumor performance of FeN200@GOx@M in vitro. a Bio-TEM showed the intake of nanoparticles in A2780 tumor cells. b Flow cytometry indicated the apoptosis of tumor cells when co-incubated with different nanoparticles. c The analysis of apoptosis rate in different groups. d Flow cytometry and laser confocal microscopy revealed the ROS generation of different nanoparticles. e) Quantitative analysis of flow cytometry, MFL: mean fluorescence intensity. * indicated P < 0.05