Title : Sphingolipid activator proteins are required for epidermal permeability barrier formation.

Pub. Date : 1999 Apr 16

PMID : 10196186






1 Functional Relationships(s)
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1 In addition to the extracutaneous findings noted previously, our present data indicate that pSAP deficiency in the epidermis has significant consequences including: 1) an accumulation of epidermal glucosylceramides together with below normal levels of ceramides; 2) alterations in lipids that are bound by ester linkages to proteins of the cornified cell envelope; 3) a thickened stratum lucidum with evidence of scaling; and 4) a striking abnormality in lamellar membrane maturation within the interstices of the stratum corneum. Ceramides prosaposin Mus musculus