In the GSE61635, the most of immune cells, such as neutrophils, CD8 T cells, naive CD4 T, Monocytes, activating CD4 T memory, resting NK cells, naive B cells, and follicular helper-like T cells, significantly infiltrated in the SLE group rather than normal group (Figure 7A). The gene discussed is CD4; the disease is systemic lupus erythematosus.