UBE2QL1 and renal cell carcinoma: A UBE2QL1 CpG island was detecting using http://cpgislands.usc.edu/ set to the standard criteria [Takai and Jones, 2002] and treatment with the demethylating agent 5-Aza-2′-deoxycytidine (5-Aza) in the 11 UBE2QL1 silenced RCC cell induced reexpression of UBE2QL1 in five (Supp.