Fig. 3From: Epithelial differentiation of human adipose-derived stem cells (hASCs) undergoing three-dimensional (3D) cultivation with collagen sponge scaffold (CSS) via an indirect co-culture strategyComparisons between CSSs fabricated and the Lando® Artificial Dermal Regeneration Matrix products. I Schematic diagram of the scalffolds. II SEM images of the scalffolds ((A) The CSSs fabricated; (B) the Lando® Artificial Dermal Regeneration Matrix products, yellow pentagram indicates the silicone layer; (A-1) side view; (A-2) surface view)Back to article page