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Immunoglobulin A MeSH Descriptor Data 2026


MeSH Heading
Immunoglobulin A
Tree Number(s)
D12.776.124.486.485.114.619.026
D12.776.124.790.651.114.619.026
D12.776.377.715.548.114.619.026
Unique ID
D007070
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D007070
Annotation
gammopathy: coordinate IMMUNOGLOBULIN A with PARAPROTEINEMIAS but consider also HYPERGAMMAGLOBULINEMIA, follow text; salivary immunoglobulin A: index IGA, SECRETORY + SALIVA /‌immunol; immunoglobulin A in tears: index IGA, SECRETORY + TEARS /‌immunol
Scope Note
Represents 15-20% of the human serum immunoglobulins, mostly as the 4-chain polymer in humans or dimer in other mammals. Secretory IgA (IMMUNOGLOBULIN A, SECRETORY) is the main immunoglobulin in secretions.
Entry Term(s)
IgA
IgA Antibody
IgA1
IgA2
Pharm Action
Immunologic Factors
Registry Numbers
0
Previous Indexing
Immunoglobulins (1970)
See Also
Immunoglobulin J-Chains
Public MeSH Note
2002; see IgA 1973-2001
History Note
2002(1971)
Entry Combination
deficiency:IgA Deficiency
Date Introduced
1973/01/01
Last Updated
2020/05/14
Immunoglobulin A Preferred
IgA1 Narrower
IgA2 Narrower
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