Lymphoid

... infection? Yes, the final stages of lymphocyte differentiation take place in the peripheral tissues. Often this peripheral tissue is a secondary lymphoid tissue, such as a lymph node, but also circulating naive CD45RA+ lymphocytes in the blood or at the site of infection switch to CD45RO+ memory ...

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... It internalizes and brings antigens inside the cell but not digest it, processes that antigen into peptide and present it to T-cell in peripheral lymphoid organ. This happens in adaptive immune system. Well, I just want to tell that one cell can have more than one function, it also can switch ...

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... tract results in a local immunoglobulin A (IgA) response and in an activation of suppressor CD8+ lymphocytes that reside in the gut-associated lymphoid tissue (oral tolerance). In some children who are genetically susceptible, or for other as-yet-unknown reasons, oral tolerance does not develop ...

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I think the mucus is converted to saliva..as mucus is present in saliva to aid in peristalsis. For the lymphatic system, it is a complex network of lymphoid organs, lymph nodes, lymph ducts, lymph tissues, lymph capillaries and lymph vessels that produce and transport lymph fluid from tissues to ...

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... they sneeze a lot. That's because flu virus comes into the body system via airways. Nose, which contains sensitive receptors, mucosal-associated lymphoid tissue, including IgA (epithelial antibody that's resident on mucus layer) will recognize the virus and other particles. With a help of cilia ...

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