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If your immune system makes low levels of antibodies, ... IgA antibodies are found in areas of the body such the nose, breathing passages, digestive tract, ears, eyes, and vagina. IgA antibodies protect body surfaces that are exposed to outside foreign substances. This type of antibody is also found in saliva, tears, and blood.
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www.webmd.com/a-to-z-guides/immunoglobulins
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The levels of IgM, IgG and IgA antibodies, as well as total antibodies, to group A streptococcal low-molecular cell-wall protein without type specificity were studied in the sera of patients with primary erysipelas, rheumatism in the active and inactive phases, seronegative rheumatoid arthritis, as well as in the sera of ...
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www.medscape.com/medline/abstract/2097845
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The subclass and allotype-specific antibodies (generally referred to as antibodies of "limited specificity") are associated with less severe transfusion reactions, frequently seen in patients with low or, in some instances, normal levels of IgA.[12] Moreover, anti-IgA antibodies are usually of the IgG class, but may also...
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www.medscape.com/viewarticle/507233_3
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Low levels of IgA occur in some types of leukemia, kidney damage (nephrotic syndrome), a problem with the intestines (enteropathy), and a rare inherited disease that affects ... Some people are born with low or absent levels of IgA antibodies, which increases their chances of developing an autoimmune disease.
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www.diagnose-me.com/cond/C286147.html
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Re: What does low Iga (Iga [equ] o.1) mean? Area: Immunology ; Posted By: Carrock Sewell, ... IgA usually stands for immunoglobulin A, one of the classes of immunoglobulins (also called antibodies) that are in the blood. IgA is important in protecting 'mucosal surfaces' - the linings of the tracts of the body, eg the lungs,
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www.madsci.org/posts/archives/may97/863447289.Im.r.html
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In a previous screening study of 302 patients with psoriasis vulgaris (PsoV), 16% were found to have immunoglobulin A (IgA) antibodies to gliadin (AGA) [1]. The majority of AGA-positive patients had no serum antibodies to endomysium. ... Compared with patients with a low IgA AGA concentration, patients with a raised IgA...
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rheumatology.oxfordjournals.org/cgi/content/full/41/1/3...
rheumatology.oxfordjournals.org/cgi/content/full/41/1/31
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To evaluate the humoral immune response to human papillomavirus (HPV) in women infected with human immunodeficiency virus (HIV), serum samples of 83 HIV-positive individuals were analysed by ELISA for specific antibodies of the isotypes IgG, IgA and IgM recognizing HPV-6, ... The results for low-risk HPV IgG VLPs were as follows.
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vir.sgmjournals.org/cgi/content/full/81/3/701
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Transplacental passage of anti-IgA antibodies also can cause IgA deficiency in an offspring by inducing IgA-specific T-cell suppressor activity. This was suggested in a report of 2 mothers with IgA deficiency whose infants had excessive T-cell suppressor function specific for IgA and IgA deficiency.21...
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emedicine.medscape.com/article/885348-overview
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Secretory IgA (sIgA) antibodies in human tears and milk were found to recognize protein disulfide isomerase (PDI) on a Toxoplasma gondii lysate immunoblot (IB). These antibodies were already detectable in tears of infants.
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intimm.oxfordjournals.org/cgi/content/full/14/11/1291
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