C FACS plot and quantification of keratinocytes stained for CD34 and Itgα6 in 8 week old control (Ctr) and Bcl-2EOE mice (n=3 biological replicates; mean ± standard deviation (SD); ns=not significant, two-tailed unpaired Student's t-test). suprabasal (sbBSC, CD34+/Itgα6low), basal (bBSC, CD34+/Itgα6high) BSCs. 