Additionally, TiHo-0906 cells at low and high passage also displayed CNGs in regions harbouring other known breast cancer-related genes like FOXO3 and MYB (FCA B2), AKT1 (FCA B3), and GATA-3, CCND2, CDK4 and PFDN5 (FCA B4). This evidence concerns the gene CDK4 and breast cancer.