The expression of genes related to tissue T cells (e.g., EZR, ITGA4, ITGZM, and VIM) and proliferation (e.g., BCL2, CDK6, and BCL2L1) was also enriched in the CHD infants at 6 months after corrective heart surgery (Fig. 7d). Here, ITGA4 is linked to coronary artery disorder.