TH1--Cell-mediated Immunity
produces interferon-g (IFNg)
produces interleukin-2 (IL-2)
produces tumor necrosis factor-b (TNFb)
induces cell-mediated immunity by activation of:
cytotoxic T cells (CTL)
natural killer (NK) cells
macrophages
IL-10 (from TH2 cells) down regulates TH1 activity
.