Fig. 10. Effect of silibinin on polarization of macrophages. Surface-specific markers of M1 and M2 macrophages were tested by flow cytometry analysis after 24 hours culture in different groups. The markers were CD86 (M1-type) and CD206 (M2-type). (A) The silibinin group, (B) the Sli-GelMA group, (C) the GelMA group, (D) the control group.