[in-ter-loo-kin] /ˈɪn tərˌlu kɪn/

noun, Immunology.
any of several proteins released from certain cells, especially macrophages, and having various effects on the activity of other cells, as promoting inflammation or enhancing T-cell proliferation.
Abbreviation: IL-1.

interleukin-1 n.
Abbr. IL-1
Any of a group of cytokines, released by macrophages and other cells, that induce the production of interleukin-2 by helper T cells and stimulate the inflammatory response.


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