title: Circulating immune complexes in the seronegative spondyloarthropathies.
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000368:Aged; D000936:Antigen-Antibody Complex / Q000032:analysis*; D001168:Arthritis / Q000150:complications / Q000276:immunology*; D016918:Arthritis, Reactive / Q000276:immunology; D002908:Chronic Disease; D003166:Complement Activating Enzymes / Q000378:metabolism; D015922:Complement C1q; D003424:Crohn Disease / Q000150:complications / Q000276:immunology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000150:complications / Q000276:immunology; D013122:Spinal Diseases / Q000150:complications / Q000276:immunology*; D013167:Spondylitis, Ankylosing / Q000276:immunology
chemical_list: D000936:Antigen-Antibody Complex; D015922:Complement C1q; D003166:Complement Activating Enzymes