DRD1 and Epstein-Barr virus infection: Finally, 17 genes were identified (AHNAK2, FARP1, BCL2, DRD1, FZD1, CYP1A1, TP73, NFATC2, TGFB2, ABCG2, RET, DRD2, CPT1A, PGF, FABP3, LOX, SLC47A1) as the genes related to drug susceptibility or resistance silenced by EBV infection.