The Effect of Covalently Immobilized FGF-2 on Biphasic Calcium Phosphate Bone Substitute on Enhanced Biological Compatibility and Activity

Figure 2

SEM images of (a) BCP, (b) silanized BCP, (c) 50 ng FGF-2-coated BCP, and (d) 100 ng FGF-2 coated BCP.

(a)

(b)

(c)

(d)