Further transcriptome analysis revealed eight genes (FAT4, FHL2, GCLM, JPH2, IL17RE, SH3RF2, PLK2, and TPM4) to be consistently downregulated in EBV-infected S26 and HK-1 NPC cells compared to uninfected cells (Data not shown). This evidence concerns the gene PLK2 and nasopharyngeal carcinoma.