CD4 and eosinophilic esophagitis: Univariate analysis revealed that EoE-HSS stage and grade correlated with central memory CD4+ T cells (Fig. 5A and B), memory Tregs (Fig. 5C and D) as well as inversely with IL-7R+ eosinophils (Fig. 5E and F) and CD38+ eosinophils (Fig. 5G and H).