T helper cell facts for kids
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Th1/Th2 Model for helper T cells. An antigen is ingested and processed by an APC. It presents fragments from it to T cells. The upper, Th0, is a T helper cell. The fragment is presented to it by MHC2. IFN-γ, interferon γ; TGF-β, transforming growth factor β; mø, macrophage; IL-2, interleukin 2; IL-4, interleukin 4
T helpers are a kind of lymphocyte blood cell, produced in the Thymus. They do not kill or eat bacteria. What they do is to help other immune cells target onto infecting bacteria. They activate T-killer cells (cytotoxic T cells) and B cells to kill infecting bacteria or cells that are infected by viruses.
T helpers get attacked by HIV virus.
See also
In Spanish: Linfocito T CD4+ para niños
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T helper cell Facts for Kids. Kiddle Encyclopedia.