Abstract:
:How allergens trigger the T helper 2 (Th2) response that characterizes allergic lung inflammation is not well understood. Epithelium-derived alarmins released after an allergen encounter activate the innate immune system, including group 2 innate lymphoid cells (ILC2s) which produce the type 2 interleukins IL-5 and IL-13. It has been recently shown that ILC2-derived cytokines are responsible not only for the innate responses underlying allergic inflammation but also for the initiation of the adaptive Th2 response. We review the role of lung ILC2s in the development of allergic inflammation and, in the context of recent findings, propose a common pathway wherein ILC2s, activated by the epithelium-derived cytokine IL-33, link the innate and the adaptive responses after allergen encounter in the lung.
journal_name
Trends Immunoljournal_title
Trends in immunologyauthors
Martinez-Gonzalez I,Steer CA,Takei Fdoi
10.1016/j.it.2015.01.005subject
Has Abstractpub_date
2015-03-01 00:00:00pages
189-95issue
3eissn
1471-4906issn
1471-4981pii
S1471-4906(15)00016-2journal_volume
36pub_type
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