CD4 and cancer: The results showed the infiltration levels of CD4+ T cells, CAFs, lymphoid progenitors, myeloid progenitors, monocyte progenitors, Endos, Eos, HSCs, Tfhs, γ/δ T cells, NK T cells, Tregs, B cells, neutrophils, monocytes, macrophages, dendritic cells, NK cells, mast cells, and CD8+ T cells in different cancer types (Figure 5).