Definition of cytokine in English:


Pronunciation /ˈsīdəˌkīn/ /ˈsaɪdəˌkaɪn/


  • Any of a number of substances, such as interferon, interleukin, and growth factors, which are secreted by certain cells of the immune system and have an effect on other cells.

    • ‘Phagocytes themselves also secrete cytokines, which influence the behaviour of other cells.’
    • ‘Attracted by cytokines and growth factors, fibroblasts migrate into wound sites within several days of injury.’
    • ‘Administration of cytokines or cytokine antagonists alters only one aspect of a complex immune response.’
    • ‘Status of various immune cells and intracellular secretion of cytokines were assessed by flow cytometry.’
    • ‘Numerous cytokines and growth factors have been implicated as mediators in the pathogenesis of pulmonary fibrosis.’
    • ‘TNF is a cytokine, or cell protein, that acts as an inflammatory agent in rheumatoid arthritis.’



/ˈsīdəˌkīn/ /ˈsaɪdəˌkaɪn/