cytotoxic T cell

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cytotoxic T cell

[¦sīd·ə‚täk·sik ′tē ‚sel]
(immunology)
A type of T cell which protects against pathogens that invade host cell cytoplasm, where they cannot be bound by antibodies, by recognizing and killing the host cell before the pathogens can proliferate and escape.
References in periodicals archive ?
The cells then transport the combination to the cell surface so that cytotoxic T cells can have access to them.
These results are consistent with the established mechanism of action for Ceplene, specifically that the compound protects NK cells and cytotoxic T cells from oxidative stress, thereby allowing for a more efficient activation of these critical immune cells that can target cancer cells and virally infected cells.
Tumor antigens are the signals to the cytotoxic T cells of the immune system that are responsible for killing tumor cells.
Two kinds of immune cells, NK cells and cytotoxic T cells, possess an ability to kill and support the killing of cancer cells and virally infected cells.
Cytotoxic T Cells, or killer T cells, are activated by binding to specific epitopes presented by infected cells or other antigen-presenting cells.
Its effectiveness has been attributed to the ability of cytotoxic T cells (provided with the BMT) to attack cancer cells, which is referred to as graft-versus-leukemia (GvL).
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