Pasteurized bone with (MC-; FGF2+) at 12 weeks after grafting shows the grafted bone (left part) and the host bone (right part). Completely incorporated pasteurized bone to the host bone can be seen (A). Pasteurized bone has been remodeled with irregular bone matrix and osteocytes (B-D). Bone marrow formation can be seen (A, C). Osteoclasts can not be observed on the surface of the pasteurized bone (E) or the host bone (F). (Original magnification, H&E staining; A; ×70, B; ×150, C; D; ×190, TRAP staining; E; F; ×150).