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Antigen-presenting cell (APC) phagocytizes and processes antigen

Allergen (antigen). 1. Antigen-presenting cell (APC) phagocytizes and processes antigen. Allergen (antigen). 2. APC presents antigenic determinant to T H 2 cell. T H 2 cell. 1. Antigen-presenting cell (APC) phagocytizes and processes antigen. Allergen (antigen). 2.

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Antigen-presenting cell (APC) phagocytizes and processes antigen

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  1. Allergen (antigen) 1 Antigen-presenting cell (APC) phagocytizes and processes antigen

  2. Allergen (antigen) 2 APC presents antigenic determinant to TH2 cell TH2 cell 1 Antigen-presenting cell (APC) phagocytizes and processes antigen

  3. Allergen (antigen) 2 APC presents antigenic determinant to TH2 cell 3 IL-4 from TH2 cell stimulates B cell TH2 cell 1 Antigen-presenting cell (APC) phagocytizes and processes antigen IL-4 B cell

  4. Allergen (antigen) 2 APC presents antigenic determinant to TH2 cell 3 IL-4 from TH2 cell stimulates B cell TH2 cell 1 Antigen-presenting cell (APC) phagocytizes and processes antigen IL-4 B cell 4 B cell becomes plasma cell, which secretes IgE Plasma cell IgE

  5. Allergen (antigen) 2 APC presents antigenic determinant to TH2 cell 3 IL-4 from TH2 cell stimulates B cell TH2 cell 1 Antigen-presenting cell (APC) phagocytizes and processes antigen IL-4 B cell 4 B cell becomes plasma cell, which secretes IgE Plasma cell IgE 5 IgE binds to mast cells, basophils, and eosinophils IgE Eosinophil Mast cell Basophil

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