Cytokine
Cytokines are chemical messengers used in many processes in the body. They are particularly useful in the immune system as they promote growth, differentiation and antibody secretion when they bind to antigen-presenting cells via receptors[1].
References
- ↑ Berg J, Stryer L, Tymoczko J. (2011) Biochemistry, 7th Edition. International Edition, Basingstoke: Palgrave Macmillan. Chapter 34, page 1038.