Among the top 10 DRGs identified for Korean (GSE24375), six genes are GC related (ESRRG [42], LIMS1 [43, 44], GATA3 [45], GATA6 [46], SOX9 [47], POU2F1 [48]) and the other four are cancer related (IRF2 [49], RGS3 [50], MRPL36 [51], FOSB [52]). Here, POU2F1 is linked to cancer.