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). This evidence concerns the gene CPNE5 and neoplasm.