1 / 5

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.

Download Presentation

Antigen-presenting cell (APC) phagocytizes and processes antigen

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  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

More Related