Figure 3

CD68 detection in sections of human peri-implant tissues using immunohistochemistry with rabbit polyclonal antibody. (a, b) CD68 is detected in the multinuclear and mononuclear cells located in the soft tissues and multinuclear cells on the bone surface. (c, d) CD68 is also detected in multinuclear and mononuclear cells associated with polyethylene (PE) particles.