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Lymphatic System
Cells | Use |
---|---|
IgG | Effective against bacteria, viruses, and toxins |
IgA | Common in endocrine glan secretions, such as breast milk, tears, nasal fluid, and gastric juices. IgA passes from mother to infant. |
IgM | Develops in the blood plasma in response to certain antigens within the body or from foreign sources. First to be produced with an infection. |
IgD | Is important for B cell activation, which helps immunity by transforming itself into a plasma cell in the presents of a specific antigen. |
IgE | Appears in glandular secretions and is associated with allergic reactions. |
Helper Cells (CD4) | Stimulate immune responce |
Cytotoxic Cells (CD8) | Help in the destruction of infected cells |
Suppressor Cells | T cells (mainly CD8 and some CD4) that help supress B cells and other immune cells |