As shown in these figures, the expression levels of RETN, S100A12, IL18R1, and KL were higher in the sepsis group, while that of GZMB, HLA-DPA1, CD3E, IL2RB, CD3G, and CCR3 were higher in the normal group (p < 0.05). The gene discussed is HLA-DPA1; the disease is Sepsis.