Interleukin-2 (IL-2)

Interleukin-2 (IL-2) is produced in:

• T helper cell


• Cytotoxic T cell (CTL)


• Dendritic Cells (DCs)


• Natural killer cells (NK cells)


• Natural Killer T cell (NKT-Cell)


• Mastocytes / Mast cells


• Innate Lymphoid Cells (ILCs)

Akdis et al. 2016 J Allergy Clin Immunol 138: 984-1010
Lubbers et al. 2017 Clin Exp Immunol 188: 183-194

Interleukin-2 (IL-2) is a T cell growth factor
Dillman et al. 2013 Expert Opin Biol Ther 13(9): 643-656

CD4 helper T cells are a simply a source of IL-2
Slingluff et al. 2006