PEG10 and diffuse large B-cell lymphoma: Leukemia-associated non-coding IGF1R activator RNA 1 (LUNAR1), functional intergenic repeating RNA element (FIRRE), olfactory receptor family 3 subfamily A member 4 (OR3A4) and retrotransposon-derived protein PEG10 (PEG10) are upregulated in DLBCL tissue samples and associated with inferior OS, acting as oncogenes [135–138].