Skip to Content
Medical Term:


Pronunciation: si'to-kin

Definition: Any of numerous hormonelike, low-molecular-weight proteins, secreted by various cell types, which regulate the intensity and duration of immune response and mediate cell-to-cell communication.

See: interferon, interleukin, lymphokine, chemokines

See various growth factors

[cyto- + G. kinesis, movement]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.