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(Science: immunology) a specific protein substance that is produced by plasma cells to aid in fighting infection.

Some immunoglobulins (gamma globulin) take part in various immune responses of the body to bacteria or foreign substances (allergens, tumour or transplanted tissue).

Examples include igg, igm, iga, IgD and ige.

(2) A protein produced by plasma cells and lymphocytes and characteristic of these types of cells. Immunoglobulins play an essential role in the body's immune system. They attach to foreign substances, such as bacteria, and assist in destroying them. Immunoglobulin is abbreviated Ig. The classes of immunoglobulins are termed immunoglobulin A (IgA), immunoglobulin G (IgG), immunoglobulin M (IgM), immunoglobulin D (IgD) and immunoglobulin E (IgE).

glossary/immunoglobulin.txt · Last modified: 2012/10/16 14:40 (external edit)