GATA3 and gestational diabetes: As an important subset of Treg cells,25 the proportion of RORγt+ Treg cells in the GDM+OVA group was significantly lower than that in the CON+OVA group (p = .0235), whereas the proportion of GATA3+ Treg cells in the GDM+OVA group was significantly higher than that in the CON+OVA group (p = .0141).