They identified recurrent DNA amplifications, and gain of chromosomic region mapping the locus of COMMD1, COMMD5, and COMMD3 have been reported in lymphoma (25–28), leukemia (29, 30), colorectal cancer (31), hepatocellular carcinoma (32), and oral squamous cell carcinoma (33). The gene discussed is COMMD5; the disease is leukemia.