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 ?
They argued that before cytotoxic T cells kill an infected cell, they recognize both a piece of virus and an MHC protein characteristic of the animal.
Paterson has found ways to modify the presentation of antigen by Listeria constructs to the immune system, that Listeria vaccines exert an extremely powerful stimulatory direct effect upon the generation of tumor killing cytotoxic T cells in ways that result in therapeutic responses not seen heretofore," Dr.
Using specific antibodies, they looked for three major types of immune cells: cytotoxic T cells, helper T cells and dendritic cells as well as tumor cells.
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