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Immunoglobulins
| Term | Definition |
|---|---|
| IgM location | Plasma cells after initial exposure to antigen |
| IgM Function | Include anti-A and anti-B antibodies (agglutination) |
| IgE Location | tonsils, skin, mucous membranes |
| IgE Function | Stimulate mast cells during inflammation and allergy |
| IgD Location | B cell membranes |
| IgD Function | Antigen receptors |
| IgG | Most abundant |
| IgG Location | Blood, Lymph, Intestines |
| IgG Function | Protect against bacteria and viruses by enhancing phagocytosis, neutralizing toxins, and triggering complement cells |
| IgA Location | Milk, saliva, tears, mucous (body secretions) |
| IgA Function | Localized protection against bacteria and viruses |