Similarly, also in the RSV study the tolerogenic CD103+ DC population was significantly increased in OM-85 and in OM-85 + RSV-infected mice, and their expansion was and associated with the expansion of FoxP3+ Treg cells and Th1 lymphocytes in the lung, contributing to a better Th1/Th2 balance and to a prevention ILC2 recruitment in the airways (39). The gene discussed is ITGAE; the disease is ocular melanoma.