compound introduction
Secretory Immunoglobulin A (SigA) is the primary immunoglobulin on most mucosal surfaces. SigA is a polypetide complex made up of two IgA monomers, a connecting J chain, and the secretory component. Located on mucosal surfaces, SigA provides protection by preventing invasion of pathogens. Extinction Coefficient: 1.26 Purity: ≥95% by SDS-PAGE. No reaction by IEP with antiserum to human Albumin, IgD, IgE, IgG, IgM and Lactoferrin Prepared from human breast milk shown to be non reactive for HBsAg, anti-HCV, anti-HBc, and negative for anti-HIV 1 & 2 by FDA-required tests. Aladdin products are laboratory reagents and are not to be administered to humans or used for any drug purpose. For research or further manufacturing use only.
