iga
1. [ noun ] (chemistry,zoology,biochemistry,immunology) one of the most common of the five major classes of immunoglobulins; the chief antibody in the membranes of the gastrointestinal and respiratory tracts
Synonyms: immunoglobulin_a
Related terms: Ig immune_serum_globulin
Similar spelling:   Ig
  Igo
  igg
  ige
  Igoe