149261.fig.002a
(a)
149261.fig.002b
(b)
149261.fig.002c
(c)
Figure 2: SEM micrograph of a fracture surface of the porous calcium phosphate scaffold with different magnifications: (a) macropore network, (b) micropore structure of the internal walls of macropore, and (c) matrix of needle-like CDHA (calcium deficient hydroxyapatite) crystals covering the surfaces of the pores.