interleukin(redirected from Interleukin-18)
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a substance extracted from white blood cells that stimulates their activity against infection and may be used to combat some forms of cancer
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Any of a class of proteins that are secreted mostly by macrophages and T lymphocytes and induce growth and differentiation of lymphocytes and hematopoietic stem cells.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.