651549.fig.007a
(a)
651549.fig.007b
(b)
651549.fig.007c
(c)
651549.fig.007d
(d)
651549.fig.007e
(e)
651549.fig.007f
(f)
Figure 7: SEMs illustrating attachment of olfactory ensheathing cells (OECs) on PHB-EtC composite films with variations in EtC loadings after 24 hours cultivation (a, d) PHB films with 0% (b, e) 20% and (c, f) 40% (w/w) ETC loadings; (a–c) ×250 magn, bar = 200 μm, (d–f) ×1500 magn, bar = 30 μm.