The induction of CDH3 promoter activity in breast cancer cells was recently described by our group to be putatively linked to the transcription factor C/EBPβ, as well as P-cadherin and C/EBPβ expression have been reported to be highly associated in human breast carcinomas and linked with a worse prognosis of breast cancer patients [18]. This evidence concerns the gene CEBPB and breast carcinoma.