Early Life Exposure to House Dust Mite Allergen Prevents Experimental Allergic Asthma Requiring Mitochondrial H₂O₂

Lung dendritic cells (DCs) from tolerized mice induced a low Th2 response in vitro mirroring impact of tolerance in vivo. Wild type-Tol mice displayed a decrease in total, cDC1 and cDC2 subsets in the lung as compared to that in naive mice.