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interleukin 1

[in-ter-loo-kin]
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noun Immunology.
  1. 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
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Origin of interleukin 1

1979; inter- + leuk(ocyte) + -in2; so called because such proteins act as agents of communication between different populations of leukocytes
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

interleukin-1 in Medicine

interleukin-1

n.
  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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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.