CD4 and bladder transitional cell carcinoma: In addition, elevated SLC41A3 expression were also associated with increased level of CD4+ T cells, CD8+ T cells, neutrophils, and dendritic cells infiltration in BLCA, LIHC, PRAD, PAAD, SARC, THCA, COAD, UVM, CESC, ESCA, GBM, HNSC, KIRC, KIRP, LGG, LUAD, LUSC, MESO, and STAD.