The eight probes extracted from the RFECV method showing discriminative power between tumour and nontumour samples included cg17105014 (GYPC), cg23273897 (MME), cg22083047 (PRICKLE2), cg09396217 (ANGPT1), cg01049530 (BMP3), cg18237405 (CPNE5), cg12741420 (IRF4) and cg11754206 (KCNB2). The gene discussed is KCNB2; the disease is neoplasm.