Serological testing in people who have IgA deficiency:- What is the sensitivity and specificity of IgG tissue transglutaminase (tTG), IgG endomysial antibodies (EMA) and IgG deamidated gliadin peptide ...

Under normal conditions, "vaccines generate a response through pneumococcus-specific IgG antibodies. However, in patients with IgA deficiency, the lack of IgA reduces the vaccine's effectiveness," ...