secretory IgA

secretory IgA

a dimer of class A immunoglobulins, the principal agents of mucosal immunity. IgA is the only immunoglobulin isotype that can pass through mucosal membranes to reach the lumen of internal organs.
References in periodicals archive ?
In addition, EpiCor strengthens your body's first line of immune support - your mucous membranes - by promoting higher levels of secretory IgA (sIgA).
After a 2-week course of treatment, symptom resolution and normalization of antigliadin secretory IgA was found in 30/33 (91%) of patients.
Recent studies suggest that secretory IgA concentrations during the day due to various factors such as diet, daily exercise and mood are different [34].
Responsible protective mechanisms in the respiratory tract include the cough reflex, ciliated respiratory epithelium, and the immunoglobulin secretory IgA.
Recent studies have detected the expression of antimicrobial proreins--such as lysozymes, lactoferrin, secretory IgA, defensins, and Toll-like receptors--in the respiratory mucosal epithelium, goblet cells, and glandular epithelium.
It can exist in a dimeric form called secretory IgA due to additional secretory peptide called "J piece" (3).
Of these, four key proteins are found in significant concentrations: Lysozyme, Lipocalin, Lactoferrin and Secretory IgA.
By increasing secretory IgA levels, this ingredient is proven to help the body to prepare for winter and prevent it from catching colds or flu.
The company, known for its salivary assay kits that measure stress hormones, also announced the release of the second in a new series of salivary assay kits that measure immune markers: C-reactive protein; the first was the secretory IgA kit.
To prevent infection via this route, a protective secretory IgA response is required.
All sera and colostrum were shown to contain IgM, IgG, IgA and secretory IgA class antibodies which react with the active pectic polysaccharides to different degrees.