PSMB9 and extranodal nasal NK/T cell lymphoma: Moreover, 62 of 83 (74.7%) epitopes with significant difference in the frequencies between NKTCL and either NPC or GC are transcripts of the latent EBV genes, including EBNA family, LMP1 and LMP2; whereas, the remaining 21 epitopes are of lytic genes, including BZLF1, BLLF1, BARF1, BCRF1, BNRF1, BNLF2b, and BRLF1 (Fig. 6).