Meanwhile, immune infiltration analysis revealed that expression of LGALS3 showed a significant positive association with several immune cell populations, involving CD4+ T cell, CD8+T cell, B cell, neutrophil, macrophage, dendritic cell, as well as cancer-associated fibroblasts (CAFs) within HCC (Fig. 5C–E). The gene discussed is CD4; the disease is hepatocellular carcinoma.