immunoglobulin A

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immunoglobulin A

[‚im·yə·nō‚gläb·yə·lən ′ā]
(immunology)
A class of immunoglobulins that inhibits the binding of microorganisms to mucosal surfaces; large amounts are found in breast milk, saliva, and gastrointestinal secretions. Abbreviated IgA.
References in periodicals archive ?
IgA nephropathy accounts for 10% of renal transplants among patients with primary glomerulonephritis in the US and between 7-20% of patients in Europe and Australia in long-term dialysis and renal transplantation programs.
Model IGAs as well as the current list of jurisdictions that are treated as having an IGA in effect are available at tinyurl.
18 IgG (mg/dl) 1230[+ 1125[+ or or -]390 -]360 IgA (mg/dl) 201[+ 196[+ or or -]66 -]62 IgM (mg/dl) 124[+ 131[+ or or -]56 -]58 C3 (mg/dl) 143[+ 136[+ or or -]34 -]35 C4 (mg/dl) 39[+ or 36[+ or -]35 -]27 Mean[+ p* p** or -]SD Age (years) 9.
In this case, a steadily increasing IgA concentration in the presence of normal protein electrophoresis results and IFE gels was concerning to the hematologist.
Worldwide prevalence of IgA nephropathy appears highest in Asia and southern Europe, and is responsible for most cases of kidney failure in those populations.
IGA and Activision Publishing will work in tandem to integrate the advertisements into the titles in a contextually relevant way.
The absence of any clinical response to antibiotics or dialysis, combined with a lack of circulating autoantibodies suggested a diagnosis of pulmonary vasculitis that was secondary to IgA nephropathy.
Subjects with normal flora had median IgA levels of 693 [micro]g/mL and median IgG levels of 1,422 [micro]g/mL Patients with intermediate flora had median IgA levels of 624 [micro]g/mL and median IgG levels of 1,553 [micro]g mL
The common mucosal immunization system was activated since IgA was produced at multiple mucosal surfaces;
They were behind it from the beginning," says Mike Cormier, who manages Adam's Super Food IGA in West Hartford, Connecticut.
IgA binds to pathogens at all the points of entry to the body, then calls on the immune system to destroy them.