Morphological Effects of HA on the Cell Compatibility of Electrospun HA/PLGA Composite Nanofiber Scaffolds

Figure 3

TEM images of the pristine particles (a) nHA and (b) sHA, and composite nanofiber scaffolds (c) nHA/PLGA and (d) sHA/PLGA.

(a)

(b)

(c)

(d)