title: Method of detection of circulating immune complexes.
mesh_terms: D000936:Antigen-Antibody Complex / Q000302:isolation & purification*; D005770:Gastrointestinal Neoplasms / Q000097:blood / Q000276:immunology*; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis*; D008722:Methods; D014461:Ultracentrifugation
chemical_list: D000936:Antigen-Antibody Complex; D007074:Immunoglobulin G