Table 1.

Shared properties of cells capable of cytokine-induced cytokine production.

	Features of cytokine production
Cytokine produced	IFNγ	IL-13/IL-5/(IL-4)	IL-17/IL-22
T helper cells	Th1	Th2	Th17
Innate lymphoid cells	cNK	nuocytes	ILC22
	tNK	natural helpers (NH)	ILC17
		innate helper type2	LTi
Innate-like T cells	IL-18-responsive NKT subset	IL-25 responsive NKT subset	IL-23 responsive NKT subset
	γδ T cell subset		γδ T cell subset
	Innate CD8 T cells
Receptors	IL-18R	T1ST2 (IL-33R)	IL-1R1
	IL-12R	IL-17RB (IL-25R)	IL-23R
		IL-2R
		IL-7R
		TSLPR
Stimulating cytokines	IL-18	IL-33/IL-25	IL-1β
	IL-12	IL-2/IL-7/TSLP	IL-23
Transcription factors	T-bet (Th1, cNK, NKT subset)	GATA3 (Th2 and ILC2 cells?)	RORγt
	Eomes (cNK and innate CD8 T)	RORα (ILC2 cells)	AhR