cytotoxic T cell

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Related to T-cytotoxic cells: Killer T cells

cytotoxic T cell

killer T cell


n.
a killer cell that destroys target cells only when specifically activated by helper T cells.
Compare natural killer cell.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cytotoxic T cell - T cell with CD8 receptor that recognizes antigens on the surface of a virus-infected cell and binds to the infected cell and kill it
T cell, T lymphocyte - a small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells
References in periodicals archive ?
They showed similar subpopulations including CD3+, CD8+, Tsuppressor, macrophages, and T-cytotoxic cells in the epidermis and Ia antigen positivity of the dendritic cells and lymphoid cells in the infiltrates of both diseases.
Within the T-cells, T-helper cells were defined as [CD45.sup.+][D3.sup.+][CD4.sup.+], T-cytotoxic cells as [CD45.sup.+][D3.sup.+][CD8.sup.+], and double positive T-cells as [CD45.sup.+][D3.sup.+][CD4.sup.+][CD8.sup.+].