Haemolytic complement level and ragocyte (R A cell) concentration in synovial fluid.
D000937:Antigen-Antibody Reactions; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003165:Complement System Proteins; D006461:Hemolysis; D006801:Humans; D007592:Joint Diseases / Q000276:immunology*; D007962:Leukocytes; D012217:Rheumatoid Factor; D013582:Synovial Fluid / Q000166:cytology*; D005719:gamma-Globulins
D005719:gamma-Globulins; D003165:Complement System Proteins; D012217:Rheumatoid Factor