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Immunology chapter 1-3

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Question:

What are the type and roles of T lymphocytes?

Author: Shay 1vcc



Answer:

T lymphocytes recognize only peptide antigens bond to major histocompatibility complex (MHC) molecules expressed on the surface of antigen-presenting cells - CD4+ helper T lymphocytes: secretion of cytokines activating macrophages and differentiation and proliferation of lymphocytes and involved in inflammation. - CD8+ Cytotoxic T lymphocytes:recognize antigens and kill infected cells - CD4+ Regulatory T lymphocytes: limit activation of other T cells and suppress immune response to prevent autoimmunity.


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Shay 1vcc
Shay 1vcc