Human secretory IgA protein (31-AI03S)

Purified Human secretory IgA protein

Synonyms Secretory Immunoglobulin A antibody
Species Human
Applications User optimized


Source Human colostrum
Method of Purification Human IgA protein was purified by salt fractionation, gel filtration, ion exchange chromatography and immunoabsorption.
Form & Buffer Lyophilised from 0.01M NaPO4, 0.07M NaCl, pH 7.3.

Storage & Safety

Storage Store at 4 deg C until reconstitution. Following reconstitution aliquot and freeze at -20 deg C for long term storage. Avoid repeated freeze-thaw cycles.

General Information

Biological Significance IgA is the most abundant immunoglobulin in body fluids and the second most abundant immunoglobulin in plasma, found at a concentration of 0.4 to 2.2 mg/ml. It plays a very important role in the first specific defense against natural infection. Secretory IgA differs from serum IgA in that it contains two additional peptides: the secretory component and the J chain.

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Availability: In stock

Price: $675.00
Size: 5 mg
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