Research Article

The Cytokine and Bone Protein Expression by Ellagic Acid-Hydroxyapatite in Bone Remodelling Model

Figure 4

BMP-4 expression in bone tissue 7 days after application (a, b, and c) and 14 days after application (d, e, and f). The BMP-4 expression was expressed in osteoblast as brown colour in figures.