52 Jacob Jacob CM CM Pastorino Pastorino AC AC Fahl Fahl K K Carneiro-Sampaio Carneiro-Sampaio M M Monteiro Monteiro RC RC Autoimmunity in IgA deficiency: revisiting the role of IgA as a silent housekeeper Autoimmunity in IgA deficiency: revisiting the role of IgA as a silent housekeeper J ClinImmunol. The gene discussed is CD79A; the disease is selective IgA deficiency disease.