t cell meaning

  "t cell" in a sentence
  • Noun: T cell
    1. A small lymphocyte developed in the thymus; it orchestrates the immune system's response to infected or malignant cells
      - T lymphocyte

    Derived forms: T cells

    Type of: lymph cell, lymphocyte

    Encyclopedia: T cell

  • [Medicine]
    n : any of several lymphocytes (as a helper T cell) that differentiate in the thymus, possess highly specific cell-surface antigen receptors, and include some that control the initiation or suppression of cell-mediated and humoral immunity (as by the regulation of T and B cell maturation and proliferation) and others that lyse antigen-bearing cells —called also T lymphocyte —see HELPER T CELL, KILLER T CELL, SUPPRESSOR T CELL, T4 CELL


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  1. persons who are deficient in t cell functions, however, tend to succumb to infections by fungi and viruses.
  2. regulated upon activation normal t cell expressed and secreted
  3. effects of lead exposure on thymic output naive t cells function
  4. regulatory t cells and the role in the pathogenesis of certain skin diseases
  5. to correlate this pattern to hiv infected cd4 t cells

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