ERBB2 and breast cancer: We have recently performed gene expression analysis on human (HER2+ and Basal) BC cell lines, and confirmed expression of 11 HTICS genes (Aurkb, Ccna2, Scrn1, Npy, Atp7b, Chaf1b, Ccnb1, Nrp1, Vcam1, Itgb2, and St8sia4; Fig. 1B).