On the other hand, other reports have revealed that the Il5hi subpopulation of ILC2s expresses Calca-encoding CGRP in addition to CGRP receptors [67], and CGRP administration suppressed IL-33 production or papain-induced pulmonary eosinophilic inflammation and worm expulsion in a murine model [67,68]. Here, IL33 is linked to inflammation.