CD4 and uterine corpus endometrial carcinoma: Similarly, ACE2 has a positive correlation with B cell (r=0.166, p<0.01), CD4 + T cell (r=0.154, p<0.01), neutrophil (r=0.223, p<0.001) and dendritic cell (r=0.271, p<0.001) immune infiltration levels of uterine corpus endometrial carcinoma (Figure 3).