CDH4 and neoplasm: These regions contained tumor-related genes, such as Muc16, Pik3, and Bcl2 in amplification regions and Hras, Notch1, Apc2, Ccnd1, Batf2, Dapk3, Smarca4, Traf2, Traf3, Cdk3, and Cdh4 in deletion regions (Fig. 4A).