The genes selected included epithelial (KRT5, CDH1, EpCAM), mensenchymal (VIM, SNAI1, TWIST), stem (ALDH1A1, PROM1), breast specific (ESR1, PALB2) and other genes related to cell cycle or other cancer pathways (CCND1, CTNNB1, Ki67, etc.). Here, EPCAM is linked to cancer.