Figure 7 : Images of scanning electron microscopy  obtained in previous studies from Zotarelli, 2011
as an example of the morphological structure of scaffolds of chitosan (A) and chitosan-collagen (B) (blend)
for the presentation of the porosity of scaffolds and optical microscopy images of ASC adhered and
proliferated in Petakas (C and D).

Zotarelli Filho et al.Journal of Regenerative Medicine and Tissue Engineering  2013 2:12DOI : 10.7243/2050-1218-2-12