Among the MNA tumors (n=10), five tumor suppressor genes (among other genes) were underexpressed within the distal 1p: CAMTA1, KIF1B, PRDM2, FABP3, and CDKN2C; whereas MYCNOS and MYCN were the two top differentially upregulated genes on 2p. The gene discussed is CDKN2C; the disease is neoplasm.