lymphokine

/ˌlɪmfəˈkaɪn/

Other forms: lymphokines

Definitions of lymphokine

1. noun

   a cytokine secreted by helper T cells in response to stimulation by antigens and that acts on other cells of the immune system (as by activating macrophages)
   types:

   interleukin

   any of several lymphokines that promote macrophages and killer T cells and B cells and other components of the immune system

   type of:

   cytokine

   any of various protein molecules secreted by cells of the immune system that serve to regulate the immune system