Fig. 1From: Macrophage inhibits the osteogenesis of fibroblasts in ultrahigh molecular weight polyethylene (UHMWPE) wear particle-induced osteolysisViability of macrophages treated with different concentrations of UHMWPE particles at days 1, 3, 5, and 7. One asterisk indicates p < 0.05, two asterisks indicate p < 0.01, and three asterisks indicate p < 0.001 between two groupsBack to article page