Table 1.

Characteristics of human and murine γδT cell subsets.

	Classify	Common pairs	Tissue resident	Production of cytokines
Human	Vδ1	Vγ2+/3+/4+/5+/8+/9+	gut, skin, liver PB (peripheral blood)	IL-10,IL-2,IL-4,IL-17,IFN-γ, TNF-α
	Vδ2	Vγ9-/9+	PB, skin	IFN-γ,TNF-α,IL-17,IL-21,IL-24
	Vδ3	Vγ2+/3+/4+	PB, liver	IL-10,IL-4,IL-17,IFN-γ,TNF-α
Murine	Vγ1	Vγ6.3/6.4	skin, lung, colon, liver, PB	IL-4,IFN-γ
	Vγ2	Vδ4	skin, lung, colon, liver, PB	IL-17
	Vγ3	Vδ1	skin	?
	Vγ4	Vδ4	skin, lung, colon, liver, PB, joint	IL-17,IFN-γ
	Vγ5	Vδ1	skin, liver	IL-17,IFN-γ
	Vγ6	Vδ1	genital tract, togue, lung, colon, skin, adipose tissue	IL-17,IFN-γ,IL-22
	Vγ7	Vδ4/5/6	IEL (Intraepithelial lymphocytes)	IFN-γ

Heilig and Tonegawa nomenclature used for classification.