highly significantp < 0.0001
Surprisingly, in HCs, the percentages of Vδ2 + cells and Vδ2 + Vγ9 + cells in total CD3 + T cells had highly significant positive correlations with Treg cell percentages in CD4 + T cells ( r = 0.7826, p < 0.0001; and r = 0.7848, p < 0.0001, respectively) (Figures 3 A,C).