Fig. 12From: Effect of platelet rich plasma injection on bone formation in the expanded mid-palatal suture in rabbits: a randomized controlled animal studyLM of Osteopontin immune-staining in control (a) and study group (b). Study group shows more intense immune-expression of osteopontin in osteoblasts (arrow heads) and osteocytes (arrows). (× 400) (c): Optical density of osteopontin immune-staining, (d): area percent of osteopontin expression. (* Statistically significant at p ≤ 0.05)Back to article page