CD4 and coronary artery disorder: It can be found that the top 5 immune cells in CAD samples were resting memory CD4 T cells, resting NK cells, naïve CD4 T cells, monocytes, and neutrophils (Figure 2A), and the top 5 immune cells in control samples were resting NK cells, naïve CD4 T cells, CD8 T cells, monocytes, and neutrophils (Figure 2B).