In addition, LAYN expression has significant correlations with infiltrating levels of CD8+ T cells in 18 types of cancer, CD4+ T cells in 23 types of cancer, macrophages in 23 types of cancer, neutrophils in 19 types of cancer, and dendritic cells in 25 types of cancer (Figure 3 and Supplementary Figure 2). Here, CD4 is linked to cancer.