CD4 and cancer: The results of immune infiltration analysis based on multiple algorithms showed that the infiltration levels of multiple immune cells were significantly different in various metabolic subtypes, including memory B cells, B cells, cancer-associated fibroblasts, endothelial cells, eosinophils, mast cells, monocytes, myeloid dendritic cells, neutrophils, NK, CD4+ memory T, CD4+ T, CD8+ T, and regulatory T cells (Figure 7B).