CEBPB and neoplasm: To determine whether the 48 ISGs that are significantly altered in the regressing tumor depleted of C/EBPβ are unique to the regressing tumor, we conducted RNAseq analysis on C/EBPβ-deleted epidermis from three K5Cre+/tg; C/EBPβflox/flox and on epidermis from three K5Cre mice.