immunoglobulin a

Noun immunoglobulin a has 1 sense

• immunoglobulin a(n = noun.substance) iga - one of the most common of the five major classes of immunoglobulins; the chief antibody in the membranes of the gastrointestinal and respiratory tracts;
is a kind of ig, immune gamma globulin, immune globulin, immune serum globulin, immunoglobulin