Please provide your email address to receive an email when new articles are posted on . “Contrary to the initial intentions of the multiplex assay, our study demonstrates that the inherent advantages ...

Stress isn’t usually the direct cause of a positive ANA test, but it can influence the immune system, potentially exacerbating symptoms in those with autoimmune disorders. If you have symptoms like ...

The objective of this study was to describe differences in the clinical course of patients with rheumatoid arthritis (RA) who are antinuclear antibody (ANA)–positive compared with those who are ...

Antibodies that attack healthy proteins within the cell nucleus are called antinuclear antibodies (ANAs). Doctors may order an ANA test if you have signs or symptoms of an autoimmune disorder.