title: Synovial fluid in ankylosing spondylitis.
mesh_terms: D000135:Acid Phosphatase / Q000032:analysis; D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000201:enzymology / Q000276:immunology; D005260:Female; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D007072:Immunoglobulin D / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007958:Leukocyte Count; D008214:Lymphocytes; D008297:Male; D008875:Middle Aged; D009000:Monocytes; D009708:Nucleotidases / Q000032:analysis / Q000097:blood; D010003:Osteoarthritis / Q000201:enzymology / Q000276:immunology; D013167:Spondylitis, Ankylosing / Q000201:enzymology / Q000209:etiology / Q000276:immunology*; D013582:Synovial Fluid / Q000166:cytology / Q000201:enzymology / Q000276:immunology*
chemical_list: D007070:Immunoglobulin A; D007072:Immunoglobulin D; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D009708:Nucleotidases; D000135:Acid Phosphatase