Figure 1From: Quantitative promoter methylation analysis of multiple cancer-related genes in renal cell tumorsMethylation levels. Distribution of promoter methylation levels [(target gene/ACTB) × 1000] of (A) CDH1, (B) PTGS2, and (C) RASSF1A in clear cell (ccRCC), papillary (pRCC), and chromophobe (chRCC) renal carcinomas, and oncocytomas.Back to article page