CD4 and colon adenocarcinoma: Combining THUMPD1 expression data and infiltration scores of six immune cell types (B cells, CD4+ T cells, CD8+ T cells, dendritic cells, macrophages and neutrophils), we discovered significant correlations in several cancers, among which the top three cancers with highest infiltration scores were colon adenocarcinoma (COAD), KIRC and LIHC.