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[Development of oncogene study].

K Toyoshima

    Gan to Kagaku Ryoho. Cancer & Chemotherapy
    |February 1, 1983
    PubMed
    Summary
    This summary is machine-generated.

    The discovery of oncogenes began in 1969, revealing viral src genes and their cellular counterparts (c-onc). These cellular oncogenes are crucial in cancer development and human cancer gene studies.

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    Area of Science:

    • Oncology
    • Virology
    • Molecular Biology

    Context:

    • The identification of the first oncogene, src, in avian sarcoma virus B77 in 1969 marked a significant breakthrough.
    • Subsequent research identified numerous oncogenes in various sarcoma and acute leukosis viruses.

    Purpose:

    • To explore the origins and characteristics of viral oncogenes.
    • To investigate the role of cellular oncogenes (c-onc) in viral oncogene formation.
    • To discuss the significance of c-onc activation in carcinogenesis and human cancer research.

    Summary:

    • Viral oncogenes, originating from cellular counterparts (c-onc), were first identified in avian sarcoma virus B77.
    • Some c-oncs were proven to be oncogenic when integrated into retroviral genomes or coupled with viral LTRs.

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  • The study emphasizes the critical role of c-onc activation in general carcinogenesis, linking to human cancer gene discoveries.

    • Impact:

    • This research provides foundational knowledge on oncogenes and their cellular origins.
    • It highlights the link between viral and cellular oncogenes in cancer development.
    • The findings contribute to understanding the molecular basis of human carcinogenesis and cancer gene research.