Type 2 responses can be elicited by ILC2s and TH2 cells. Locksley and colleagues show that the epithelium-derived cytokines IL-25, IL-33 and TSLP are required for full effector activation of poised ILC2 and primed TH2 cell populations.
- Steven J Van Dyken
- Jesse C Nussbaum
- Richard M Locksley