rheumatoid arthritis ra: in an autoimmune disease faultry activated b-cells emitting antibodies which attack the joints causes i

ankle antibody antigen arthritis autoimmune bacteria biological cartilage cell damage deformation disorder elbow engineered feet finger fluid genetic genetically gout hand hip hybridoma illustration immune immunomodulator infection inflammation joint joints knee lymphocytes macrophage membrane monoclonal movement muscle myeloma osteoarthritis pain pannus protein redness rheumatism senior soulder stress swelling synovium therapy virus