Definition of "gamma-interferon" []

• A lymphokine produced by macrophages and T cells that is involved in regulation of the immune system and activation of phagocytes. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Axtell (now a postdoctoral scholar in Steinman's lab), Steinman and their colleagues were able to induce two superficially similar forms of EAE in mice by directing the myelin-attacking T cells to predominantly secrete either gamma-interferon or IL-17, respectively."
• "Two cytokines called gamma-interferon and IL-17, for example, tend to induce the kinds of inflammatory immune-system arousal that can trigger multiple sclerosis."