TY - JOUR AU - Roos Ljungberg, Karin AU - Börjesson, Emil AU - Martinsson, Klara AU - Wetterö, Jonas AU - Kastbom, Alf AU - Svärd, Anna PY - 2020 DA - 2020/11/23 TI - Presence of salivary IgA anti-citrullinated protein antibodies associate with higher disease activity in patients with rheumatoid arthritis JO - Arthritis Research & Therapy SP - 274 VL - 22 IS - 1 AB - Circulating IgA anti-citrullinated protein antibodies (ACPA) associate with more active disease, but a previous study implied that salivary IgA ACPA is related to a less severe disease. Therefore, we aimed to characterize the IgA ACPA response in the saliva and serum in relation to clinical picture and risk factors among patients with rheumatoid arthritis (RA). SN - 1478-6362 UR - https://doi.org/10.1186/s13075-020-02363-0 DO - 10.1186/s13075-020-02363-0 ID - Roos Ljungberg2020 ER -