Fig. 6From: Mineral deposition and vascular invasion of hydroxyapatite reinforced collagen scaffolds seeded with human adipose-derived stem cellsVEGF levels before and after implantation. Representative sections showing VEGF (red) and cell nuclei (blue) (a-e) after 14 days of in vitro culture but before implantation and (f-j) after 8 weeks implantationBack to article page