Fig. 6

(A) Changes in WBC levels in each group; data are presented as mean ± standard deviation (n = 12). *p < 0.05. (B) Changes in CRP levels in each group; data are presented as mean ± standard deviation (n = 12). *p < 0.05. (C) Changes in IL-6 levels in each group; data are presented as mean ± standard deviation (n = 12). *p < 0.05. (D) Pathological sections obtained at 8 weeks after operation in each group (white arrow: fibrous tissue hyperplasia; white double arrow: contact interface; black arrow: bone; black double arrow: necrotic tissue; black triangular arrow: material–bone marrow interface).