Figure 2From: DNA methylation arrays as surrogate measures of cell mixture distributionClustering heatmap for target HNSCC data ( S1). Yellow = unmethylated Y ij = 0 , black = partially methylated Y ij = 0 . 5 , blue = methylated Y ij = 1 . The annotation track above the heatmap indicates case-control status (orange = case, purple = control).Back to article page