Abbreviated list of differentially expressed genes detected in individuals with Crohn’s disease (CD), eosinophilic duodenitis (EoD), eosinophilic esophagitis (EoE), and ulcerative colitis (UC) compared to controls in level one immune cell types: B cells (B), CD4+T cells (CD4 T), CD8+T cells (CD8 T), dendritic cells (DC), monocytes (Mono), natural killer cells (NK), other T cells (other T), and all other cells (other). The gene discussed is CD4; the disease is eosinophilic esophagitis.