the database also includes data on polypeptides that are synthesized at a higher level by keratinocytes enriched in basal cells , and on six secreted proteins which are produced , albeit at a reduced rate , by normal keratinocytes and that are strongly up-regulated in psoriatic epidermis ( celis et al. , febs letters , in press ) .
C0596155
basal cells
C0014520
epidermis