Compared to infant formula, breastmilk contains antibodies that offer passive immunity to the infant against many communicable diseases. A recent paper in the journal iScience explores the presence ...

In contrast to common variable hypogammaglobulinemia or IgA deficiency associated with IgG subclass deficiency, selective IgA deficiency has not previously been associated with specific antibody ...

IgA deficiency is the most common primary immune deficiency worldwide, but its presentation has puzzled physcians and researchers. Some with the disorder present with symptoms like recurrent ...

A new study has demonstrated that IgA acts as a 'tuner' that regulates the number of microbes the body sees every day, restraining the systemic immune response to these commensal microbes and limiting ...

IgA nephropathy (IgAN) is a kidney disorder caused by a buildup of immune complexes and the antibody called immunoglobulin A (IgA) inside the kidneys. This buildup causes inflammation in the kidneys.