CeMn-PEG could promote the polarization of macrophages to M2 type. (A to C) Representative images and relative fluorescence intensity of CD86 and CD206 in RAW264.7 cells in the coculture system. (D and E) Representative images of cytometry analysis (D) and mean fluorescence intensity (MFI) quantification (E) of CD86 and CD206 in RAW264.7 cells in the coculture system. (F and G) Representative images and quantification data of Western blot results of IL-1β, IL-4, IL-6, and IL-10 in RAW264.7 cells in the coculture system. Scale bar, 25 μm. Data are presented as the mean ± SEM. *P < 0.05, **P < 0.01, ***P < 0.001, n = 3.