Autoantigen peptide‐8‐arm PEG‐Dyes (APP‐Dyes) specifically recognize antigen‐specific B cells and improve the diagnosis of rheumatoid arthritis
Objectives Rheumatoid arthritis (RA) is a systemic chronic disabling autoimmune disease with high autoantibody production. However, approximately one‐third of patients with RA are autoantibodies‐negative lacking biomarkers. Antigen‐specific B cells are critical participants in R…