| abstract |
Disclosed are a dermal scaffold comprising neutralized chitosan sponge, neutralized chitosan/collagen mixed sponge or neutralized chitosan/collagen mixed sponge containing chitosan fabrics which has excellent wound healing effect by constituting microenvironments suitable for migration and proliferation of fibroblasts and vascular cells surrounding the wound to be extremely useful as wound healing dressings, and a bioartificial dermis comprising the dermal scaffold and human fibroblasts, particularly useful for healing broad wound sites such as burns. |