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Definition of Interleukin-2

Interleukin-2: A type of interleukin, a chemical messenger, a substance that can improve the body's response to disease. It stimulates the growth of certain disease-fighting blood cells in the immune system. Also called IL-2.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=3994
Last Editorial Review: 8/28/2013

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