
Immunoglobulin A - Wikipedia
The pathogenesis involves the production of hypoglycosylated IgA1, which accumulates and subsequently leads to the formation of immune complexes and the production of IgA-specific …
IgA: Structure, Function, and Developability - PMC
In humans, there are two subclasses of IgA, named IgA1 and IgA2. Like all Ig, each subclass comprises a basic molecular unit of two identical heavy chains (HCs) and two identical light …
Immunoglobulin A (IgA) – Structure, Properties, Subclasses, …
2024年1月23日 · IgA1. IgA1 comprises approximately 85% of total IgA concentration in serum. IgA1 molecules are marked out by the length of their hinge regions, flexible stretches of …
Immunoglobulin IgA Class | Thermo Fisher Scientific - US
IgA1 shows a good immune response to protein antigens and, to a lesser degree, polysaccharides and lipopolysaccharides. IgA2, representing only up to 15% of total IgA in …
Biochemistry, Immunoglobulin A - StatPearls - NCBI Bookshelf
2023年5月1日 · Immunoglobulin A (IgA), one of the five primary immunoglobulins, plays a pivotal role in mucosal homeostasis in the gastrointestinal, respiratory, and genitourinary tracts, …
What Does It Mean If Your Immunoglobulin A Is High? | Immune …
IgA serves as the first line of defense against pathogens that enter through mucosal surfaces. It's also found in saliva, tears, and breast milk, providing essential protection to newborns. The …
Immunoglobulin A (IgA)- Structure, Subclasses and Functions
2022年6月25日 · Immunoglobulin A (IgA), is the major class of antibody present in the mucosal secretions of most mammals. It is the key first line of defence against invasion by inhaled and …
Structure and function relationships in IgA - Mucosal Immunology
2011年9月21日 · Here, we provide an overview of human IgA structure, describing the distinguishing features of the IgA1 and IgA2 subclasses and mapping the sites of interaction …
IgA subclasses have different effector functions associated with ...
Here, we show that the two IgA subclasses (IgA1 and IgA2) differ in their effect on immune cells due to distinct binding and signaling properties. Whereas IgA2 acts pro-inflammatory on …
Immunoglobulin A Glycosylation and Its Role in Disease
In contrast to its protective role, the aberrant glycosylation of IgA1 has been implicated in the pathogenesis of autoimmune diseases, such as IgA nephropathy (IgAN) and IgA vasculitis …
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