Immunoglobulin A

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.

Year introduced: 2002(1971)

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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

MeSH Unique ID: D007070

Entry Terms:

• IgA Antibody
• Antibody, IgA
• IgA
• IgA1
• IgA2

Previous Indexing:

• Immunoglobulins (1970)

See Also:

• Immunoglobulin J-Chains

Pharmacologic Action:

• Immunologic Factors

All MeSH Categories
Chemicals and Drugs Category
Amino Acids, Peptides, and Proteins
Proteins
Blood Proteins
Immunoproteins
Immunoglobulins
Antibodies
Immunoglobulin Isotypes
Immunoglobulin A
Immunoglobulin A, Secretory
Secretory Component
Immunoglobulin alpha-Chains

All MeSH Categories
Chemicals and Drugs Category
Amino Acids, Peptides, and Proteins
Proteins
Blood Proteins
Serum Globulins
Immunoglobulins
Antibodies
Immunoglobulin Isotypes
Immunoglobulin A
Immunoglobulin A, Secretory
Secretory Component
Immunoglobulin alpha-Chains

All MeSH Categories
Chemicals and Drugs Category
Amino Acids, Peptides, and Proteins
Proteins
Globulins
Serum Globulins
Immunoglobulins
Antibodies
Immunoglobulin Isotypes
Immunoglobulin A
Immunoglobulin A, Secretory
Secretory Component
Immunoglobulin alpha-Chains