Fig. 2From: Cell-free fat extract promotes tissue regeneration in a tissue expansion modelEffect of the cell-free fat extract (CEFFE) on alterations of the epidermis and dermis in the expanded tissue. a Hematoxylin and eosin (HE), and Masson’s trichrome staining of expanded tissue. Arrows indicate the dermal portion of the skin. Scale bar: 200 μm. b Quantitative analysis of the thickness of expanded tissue. CEFFE treatment significantly increases the epidermal and the dermal skin thickness. Data are expressed as means ± SD. ∗p < 0.05Back to article page