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Cd4 T Cell (Noun)

Meaning

T cell with CD4 receptor that recognizes antigens on the surface of a virus-infected cell and secretes lymphokines that stimulate B cells and killer T cells; helper T cells are infected and killed by the AIDS virus.

Classification

Nouns denoting body parts.

Examples

  • CD4 T cells are essential in coordinating the immune response against pathogens, including bacteria, viruses, and other foreign invaders.
  • Helper T cells, also known as CD4 T cells, recognize antigens on the surface of infected cells through their T-cell receptor.
  • A hallmark of AIDS is the severe depletion of CD4 T cells, leading to immunosuppression and susceptibility to opportunistic infections.
  • In response to antigen presentation, CD4 T cells can differentiate into various effector cell types, such as Th1, Th2, Th17, and Tfh cells.
  • The interaction between CD4 T cells and antigen-presenting cells, such as dendritic cells, is critical in initiating and regulating the adaptive immune response.

Synonyms

  • Helper Cell
  • CD4 Cell
  • Helper T Cell

Hypernyms

  • T Cell
  • T Lymphocyte
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