IGA

IGA or IgA may refer to:

Businesses and organizations

In government

In science and technology

  • Immunoglobulin A (IgA), an antibody playing a critical role in mucosal immunity
  • Intergranular attack, another term for intergranular corrosion (a form of corrosion where the boundaries of crystallites of the material are more susceptible to corrosion than their insides)

Other uses

See also

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