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secretory component |
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secretory component, a glycopeptide that is attached to immunoglobulin A (IgA). It is necessary for the secretion of IgA into mucosal spaces. secretory pertaining to secretion. secretory cells the specialized cells in a secretory gland that perform the secretory function. secretory component a polypeptide synthesized by epithelial cells that binds to IgA to form secretory IgA (SIgA). secretory diarrhea see secretory diarrhea. secretory endpieces see adenomere. secretory granules intracellular granules composed of secretory proteins after their conversion by the Golgi apparatus. secretory IgA (SIgA) a class of immunoglobulin found in some body secretions, e.g. saliva, respiratory secretions, milk and colostrum, that is responsible for local immunity. See also immunoglobulin. 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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