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Related Experiment Videos

Chronically elevated proliferation as a risk factor for neoplasia

M A Moore1, H Tsuda

  • 1Experimental Pathology and Chemotherapy Division, National Cancer Center Research Institute, Tokyo, Japan.

European Journal of Cancer Prevention : the Official Journal of the European Cancer Prevention Organisation (ECP)
|January 13, 1999
PubMed
Summary

Chronic diseases with high cell proliferation increase cancer risk. Factors like infections, trauma, and hormonal imbalances, including estrogen, testosterone, and insulin, contribute to this elevated cell turnover and neoplasia risk.

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Area of Science:

  • Oncology
  • Cell Biology
  • Endocrinology

Background:

  • Chronic diseases with elevated cell proliferation are recognized cancer risk factors.
  • Various etiological agents, including viruses, bacteria, parasites, and physical trauma, can trigger increased cell turnover.
  • Metabolic abnormalities, influenced by genetic or epigenetic factors, also contribute to cancer development.

Purpose of the Study:

  • To review factors inducing elevated cell turnover.
  • To examine the link between elevated cell turnover and neoplasia.
  • To focus on organ- or tissue-specific factors and their association with cancer.

Main Methods:

  • Literature review of epidemiological and experimental evidence.
  • Analysis of factors associated with increased cell proliferation.

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  • Focus on hormonal influences (estrogen, testosterone, insulin) and exogenous agents.

    • Main Results:

    • Epidemiological and experimental data support a link between elevated cell turnover and neoplasia.
    • Hormonal imbalances, specifically increased serum levels of estrogen, testosterone, and insulin, are highlighted as significant contributors.
    • Infections and physical trauma are identified as exogenous factors promoting cell proliferation and cancer risk.

    Conclusions:

    • Elevated cell turnover, driven by various factors, is a critical mechanism in cancer development.
    • Understanding these factors at the organ and tissue level is crucial for cancer prevention and treatment strategies.
    • Further research into the interplay of hormonal, infectious, and environmental factors is warranted.