Fig. 5. Expression of early and late terminal differentiation markers in homozygous, heterozygous and ß-catenin-null mutant keratinocytes. Western blot analysis of whole cell lysates of cultures 130 hours in KSFM high Ca²⁺ were developed with the indicated antibodies. The arrow indicates the partially crosslinked form of loricrin. Dsg1/2: desmoglein1/2.