Group 2 innate lymphocytes (ILC2) are enriched in active eosinophilic esophagitis.
Doherty TA, Baum R, Newbury RO, Yang T, Dohil R, Aquino M, Doshi A, Walford HH, Kurten RC, Broide DH, Aceves S. Group 2 innate lymphocytes (ILC2) are enriched in active eosinophilic esophagitis. J Allergy Clin Immunol. 2015 Sep; 136(3):792-794.e3.