Abstract:Osteosarcoma (OS) and Ewing tumor (ET) together account for the majority of musculoskeletal sarcomas diagnosed in patients of all ages and nearly 90% of those occurring in children and adolescents. Natural IgM antibodies to tumor antigen have been reported in patients with early-stage cancer, and a panel of serum antibodies can detect cancer many years prior to imaging detection. Circulating immune complexes formed by tumor antigens and immunoglobulin M (IgM) represent a novel class of biomarkers with diagnost… Show more
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