[HTML][HTML] Innate lymphoid cells (ILCs) as mediators of inflammation, release of cytokines and lytic molecules

NM Elemam, S Hannawi, AA Maghazachi - Toxins, 2017 - mdpi.com
NM Elemam, S Hannawi, AA Maghazachi
Toxins, 2017mdpi.com
Innate lymphoid cells (ILCs) are an emerging group of immune cells that provide the first line
of defense against various pathogens as well as contributing to tissue repair and
inflammation. ILCs have been classically divided into three subgroups based on their
cytokine secretion and transcription factor profiles. ILC nomenclature is analogous to that of
T helper cells. Group 1 ILCs composed of natural killer (NK) cells as well as IFN-γ secreting
ILC1s. ILC2s have the capability to produce TH2 cytokines while ILC3s and lymphoid tissue …
Innate lymphoid cells (ILCs) are an emerging group of immune cells that provide the first line of defense against various pathogens as well as contributing to tissue repair and inflammation. ILCs have been classically divided into three subgroups based on their cytokine secretion and transcription factor profiles. ILC nomenclature is analogous to that of T helper cells. Group 1 ILCs composed of natural killer (NK) cells as well as IFN-γ secreting ILC1s. ILC2s have the capability to produce TH2 cytokines while ILC3s and lymphoid tissue inducer (LTis) are subsets of cells that are able to secrete IL-17 and/or IL-22. A recent subset of ILC known as ILC4 was discovered, and the cells of this subset were designated as NK17/NK1 due to their release of IL-17 and IFN-γ. In this review, we sought to explain the subclasses of ILCs and their roles as mediators of lytic enzymes and inflammation.
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