MYC and cancer: Co-amplification of PVT1 and MIR1204 with MYC has been reported in several types of cancers, and their oncogenic roles have been also suggested (Guan et al., 2007; Huppi et al., 2008; Haverty et al., 2009; Schiffman et al., 2010; Sircoulomb et al., 2010).