Fig. 4

Flow cytometric analysis of LPS-induced RAW 264.7 cells. Percent representation of CD86 (a marker of M1 macrophage) and CD206 (a marker of M2 macrophage) expressing RAW 264.7 cells. NC, normal control; LPS Ctrl, LPS control group; LPS + thMSC-EVs, thMSC-EVs treated group