Figure 5: Comparison of the stratum corneum lipid organization of collagen gel substitute, self-assembled skin substitute and normal human skin. ATR-FTIR spectroscopy results obtained from collagen gel skin substitute (CG), self-assembled skin substitutes (RSS) and normal human skin (NHS). Reproduced and modified from Bernard et al., 2007 according to the copyright policy of the publisher.© 2007 Elsevier.