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Immunoglobulins |
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Immunoglobulins Any of several types of globulin proteins that function as antibodies. Mentioned in: Protein Electrophoresis immunoglobulins (Ig) (antibodies) (im´ūnōglob´ūlinz), serum pro-teins (g globulins) synthesized by plasma cells that act as antibodies and are important in the body's defense mechanisms against infection. See also antibody and allergen. immunoglobulin, IgA, n a type of immunoglobulin most commonly found in saliva, mucus, tears, urine, and other secretions. immunoglobulin, IgD, n a type of immunoglobulin that operates as antibodies. Trace amounts of IgD proteins are found in the blood serum and the plasma membranes of B lymphocytes. immunoglobulin, IgE, n a type of immunoglobulin that plays a role in regulating hypersensitivity reactions and reactions to parasitic infections. immunoglobulin, IgG, n a type of immunoglobulin that plays a role in secondary immune responses. It is unique in that it can pass through the placental barrier. immunoglobulin, IgM, n a type of immunoglobulin that reacts first to any given immune response. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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