IGA

Pronunciation (US):

(GB):

 Dictionary entry overview: What does IgA mean? 

• IGA (noun)
  The noun IGA has 1 sense:

1. one of the most common of the five major classes of immunoglobulins; the chief antibody in the membranes of the gastrointestinal and respiratory tracts

  Familiarity information: IGA used as a noun is very rare.

 Dictionary entry details 

• IGA (noun)

Sense 1

Meaning:

One of the most common of the five major classes of immunoglobulins; the chief antibody in the membranes of the gastrointestinal and respiratory tracts

Classified under:

Nouns denoting substances

Synonyms:

IgA; immunoglobulin A

Hypernyms ("IgA" is a kind of...):

Ig; immune gamma globulin; immune globulin; immune serum globulin; immunoglobulin (a class of proteins produced in lymph tissue in vertebrates and that function as antibodies in the immune response)

 Context examples 

This receptor travels first to the basolateral surface where it can bind polymeric IgA or IgM.

(Basolateral Sorting Signal, NCI Thesaurus)

IgA is the immunoglobulin subclass that is associated with antibody-mediated mucosal immunity.

(IgA, NCI Thesaurus)

An immunodeficiency state characterized by very low serum IgG and IgA but either a normal or, more frequently, a markedly elevated concentration of polyclonal IgM.

(Hyperimmunoglobulin M Syndrome, NCI Thesaurus)

The determination of the total amount of IgG, IgM, and IgA present in a sample.

(IgG IgM IgA Total Measurement, NCI Thesaurus)

A measurement of the total IgG, IgM, and IgA in a biological specimen.

(IgG IgM IgA Total Measurement, NCI Thesaurus/CDISC)

Multiple cytokines, including TGF-beta, IL-10, IL-4, IL-5, and IL-6, are required to promote IgA class switching and terminal differentiation process of the B cells.

(Intestinal IgA Production Pathway, NCI Thesaurus/KEGG)

It is characterized by decreased levels of IgG, IgA, and IgE, and normal or increased levels of IgM.

(Immunodeficiency With Hyper-IgM, NCI Thesaurus)

A measurement of the liver kidney microsomal type 1 IgA antibodies in a biological specimen.

(Liver Kidney Microsomal Type 1 IgA Antibody Measurement, NCI Thesaurus/CDISC)

4. High M protein production as shown by: a. IgG greater than 7.0 g/dL. b. IgA greater than 5.0 g/dL. c. Urinary kappa or lamda greater than 12.0 g/24 hours.

(DS Stage III Plasma Cell Myeloma, NCI Thesaurus/PDQ)

The determination of the amount of Chlamydia pneumoniae IgA antibody present in a sample.

(Chlamydia pneumoniae IgA Antibody Measurement, NCI Thesaurus)