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Herpesviruses and prostate carcinogenesis.

L Geder, F Rapp

    Archives of Andrology
    |February 1, 1980
    PubMed
    Summary

    Human cytomegalovirus (CMV) antigens were found in prostate cancer cells, and CMV DNA isolated from prostate tissue transformed cells, suggesting CMV

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    Area of Science:

    • Oncology
    • Virology
    • Immunology

    Background:

    • Prostate cancer is a significant health concern.
    • The role of viral infections in cancer development is an area of ongoing research.
    • Human cytomegalovirus (CMV) is a common virus with potential oncogenic links.

    Purpose of the Study:

    • To investigate the potential involvement of human cytomegalovirus (CMV) in the development of prostate cancer.
    • To examine CMV presence and effects in human prostate cancer cell cultures and tissues.

    Main Methods:

    • Intracellular immunofluorescence staining for CMV antigens in prostate cancer cell cultures.
    • Isolation and characterization of CMV from normal human prostatic tissue.
    • In vitro transformation assays of human embryo lung cells using CMV isolates.
    • Oncogenicity testing of transformed cells in athymic nude mice.
    • Immunological assays (serum and lymphocyte reactivity) comparing prostate cancer patients with benign prostate hyperplasia (BPH) groups.

    Main Results:

    • Prostate cancer cells contained intracellular CMV antigens but did not produce infectious virus.
    • CMV isolated from normal prostate tissue transformed primary human embryo lung cells in vitro.
    • These transformed cells were highly oncogenic when transplanted into athymic nude mice.
    • Prostate cancer patients' sera showed significantly higher reactivity to CMV-related antigens compared to BPH patients.
    • Lymphocytes from prostate cancer patients exhibited specific reactivity against CMV-transformed cells.

    Conclusions:

    • The findings suggest a potential role for human cytomegalovirus (CMV) in the pathogenesis of prostate cancer.
    • CMV infection may contribute to the transformation of prostatic cells and the development of neoplasia.
    • Further research is warranted to elucidate the precise mechanisms of CMV involvement in prostate cancer.

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