Abbreviations:
AD: Atopic dermatitis
AREG: amphiregulin
COPD: Chronic pulmonary obstructive disease
DCs: Dendritic cells
EoE: Eosinophilic eosophagitis
FLG: Filaggrin
FPIES: Food protein induced enterocolitis syndrome
GM-CSF: Granulocyte-macrophage colony-stimulating factor
GUT: Gastrointestinal system
ILCs: Innate lymphoid cells
iTregs: Inducible T regulatory cells
KLRG1: Killer cell lectin-like receptor subfamily G member 1
LTi cell: Lymphoid tissue inducer cells
NK cell: Natural killer cell
OIT: Oral immunotherapy
PGD2: Prostaglandin D2
RORγt: Retinoic acid related orphan receptor gamma t
TGF-β: Transforming growth factor-β
TSLP: Thymic stromal lymphopoietin
TNF-α: Tumor necrosis factor- α
ZO-3: Zonula occludens-3