Fig. 3

FCM analysis of Fe3O4-PEG-CD56/Avastin@Ce6 NP-labeled human NK-92 cells. (A) Rate of cell apoptosis via FCM analysis. (B) Statistical analysis of cell apoptosis in different groups. (C) Percentage of cells at different stages of the cell cycle by FCM analysis. (D) Statistical analysis of cell cycle in different groups. (E) Fluorescence images of NK cells with generation of ROS. (F) Statistical analysis of ROS signal fluorescence intensity in different groups