In hyperacute enteritis induced by the anti-CD3 antibody, CD4+ T cells in the intestinal tissue at 2 h (6.753 ± 0.09838%) and 24 h (6.080 ± 0.05292%) were significantly higher than those in the control (5.337 ± 0.05783%) (Supplementary Figure 4B). Here, CD4 is linked to enteritis.