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Immune complexes in ovarian cancer

T A Poulton, M E Crowther, F C Hay

    Lancet (London, England)
    |July 8, 1978
    PubMed
    Summary
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    Immune complexes are elevated in ovarian cancer relapse. Their levels may increase before clinical detection, suggesting the polyethylene-glycol (P.E.G.) assay can track disease progression.

    Area of Science:

    • Oncology
    • Immunology

    Background:

    • Immune complexes are implicated in various autoimmune and malignant diseases.
    • Monitoring immune complex levels could offer insights into disease activity in ovarian cancer.

    Purpose of the Study:

    • To quantify immune complex levels in ovarian cancer patients.
    • To evaluate the potential of immune complex assays as biomarkers for disease status and progression.

    Main Methods:

    • Immune complexes were measured using a polyethylene-glycol (P.E.G.) precipitation assay and a Clq solid-phase assay.
    • Assays were performed on patients with ovarian cancer in relapse and remission, and compared to a control group.

    Main Results:

    • Significantly higher levels of immune complexes were found in patients experiencing ovarian cancer relapse compared to those in remission.

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  • Immune complex levels in remission were comparable to those in the control group.
  • Evidence suggests that immune complex levels rise prior to the clinical detection of relapse.

    • Conclusions:

    • Elevated immune complex levels are associated with active ovarian cancer.
    • The P.E.G. assay shows promise as a valuable tool for monitoring ovarian cancer disease progress.
    • Immune complex monitoring may aid in the early detection of relapse.