Fig. 4From: Analysis of the DNA methylation level of cancer-related genes in colorectal cancer and the surrounding normal mucosaDNA methylation levels in SFRP1, SFRP2, SFRP5, DKK2, DKK3, mir34b/c, RASSF1A, IGFBP7, CDKN2A, and MLH1 of normal crypts in the left-side MSS phenotype CRCs compared to the right-side CRCs with MSS phenotype depending on the location relative to the tumor. **p < 0.01; ***p < 0.001Back to article page