Adults with suspected celiac disease and no immunoglobulin A (IgA) deficiency most likely can avoid a diagnostic bowel biopsy if they have high serum anti-tissue transglutaminase IgA (tTG-IgA).

Undue susceptibility to infection is a feature of several diverse conditions in which precipitins to cow's milk are commonly found. To investigate the possible relation of the presence of milk ...

IgA deficiency is the most common primary immune deficiency worldwide. However, its presentation is not fully understood. A new study by researchers at Children’s Hospital of Philadelphia (CHOP) has ...

DEAR DR. ROACH: A few years ago, my sister was diagnosed with an IgA deficiency, which is an autoimmune disorder. She was told by her doctor to avoid large crowds and to never shake hands with anyone.

Children having normal serum levels of IgG and IgM but IgA below 5mg/dl were considered as having “selective IgA deficiency”. Those with-2 SD from the normal mean for the age were defined as “partial ...

Immunoglobulin A (IgA) deficiency is the most common primary immune deficiency worldwide, but its presentation has puzzled physicians and researchers. Some with the disorder present with symptoms like ...

Researchers have found that immunoglobulin A (IgA) deficiency leads to disruption of the ileal gut microbiota and increased inflammation in the ileum in mice. This suggests that IgA plays an important ...

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 ...

An IgE deficiency was demonstrated in 11 of 16 patients with ataxia-telangiectasia. No relation to age or to the level of IgG, IgM or IgD was found. Nine out of 11 patients with IgE and IgA deficiency ...

Philadelphia, May 26, 2023—IgA deficiency is the most common primary immune deficiency worldwide, but its presentation has puzzled physcians and researchers. Some with the disorder present with ...

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 ...