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. 2018 Aug;28(8):1136–1146. doi: 10.1101/gr.231837.117

Figure 5.

Figure 5.

Cancer subgroups with distinctive immune activity signatures. The heatmap represents the activity of 49 significant immune pathways (rows) in 112 cancer samples (columns). Unsupervised clustering identifies cancer subgroups according to immune activity: stomach/esophageal (SE)-High, SE-Low, colorectal (CRC)-High, and CRC-Low. Clinical and molecular features of each cancer sample are marked on the top of the heatmap. Higher L1 insertion frequency and L1 expression levels are marked in darker red and orange, respectively. Cancer samples with EBV infection, MSI-high phenotype, and nonsynonymous mutations in TP53 are marked with filled boxes. Higher somatic SNV counts, RNA editing level, and counts of genes with somatic copy number aberrations are marked in darker colors. The color scale was separately normalized for stomach-esophageal cancer and colorectal cancer samples. Samples without RNA-seq data are marked in gray. A feature showing a significant difference between cancer subgroups is marked with an asterisk. The Mann-Whitney U test and Fisher's exact test were used to test statistical significance for continuous and categorical features, respectively.