noun
- Any of various protein molecules secreted by cells of the immune system that serve to regulate the immune system. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). cytokine. Retrieved September 24, 2026, from http://smartdefine.org/cytokine/definitions/1248469 |
| Chicago | WordNet. 2010. "cytokine" http://smartdefine.org/cytokine/definitions/1248469 (accessed September 24, 2026). |
| Harvard | WordNet 2010, cytokine, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/cytokine/definitions/1248469>. |
| MLA | WordNet. "cytokine" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/cytokine/definitions/1248469> |