Last modified on 10 June 2009, at 23:48
Differentiate in the Thymus
Cytotoxic T cells (CD8 cells)
- Binds to antigens on the membrane of target cells (virus infected, cancer and foreign cells) and directly destroys the cells.
T Helper/Helpeer T Cells (CD4 cells)
- Secrete cytokines that activate B cells, cytotoxic T cells, natural killer cells and macrophages.