Apoptosis signal regulating kinase-1 connects reactive oxygen species to p38 MAPK-induced mitochondrial apoptosis in UVB-irradiated human keratinocytes. - Van Laethem,A.; Nys,K.; Van Kelst,S.; Claerhout,S.; Ichijo,H.; Vanderheede,J.R. (Free Radic Biol Med, 2006)