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Related Experiment Videos

Multiple tumor suppressor genes in multistep carcinogenesis.

A P Feinberg1, L A Johnson, D J Law

  • 1Howard Hughes Medical Institute, University of Michigan, Ann Arbor.

The Tohoku Journal of Experimental Medicine
|October 1, 1992
PubMed
Summary

Multiple tumor suppressor genes are implicated in cancer development, supported by genetic evidence and chromosomal losses during tumor progression. Colorectal and Wilms tumors illustrate these complex genetic alterations in cancer.

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Area of Science:

  • Molecular oncology
  • Cancer genetics

Background:

  • Epidemiology and somatic cell genetics suggest multiple tumor suppressor genes are involved in cancer.
  • Tumor progression often involves the loss of multiple chromosomal regions.

Purpose of the Study:

  • To explore the implications of multiple tumor suppressor genes in cancer.
  • To use colorectal cancer and Wilms tumor as models to investigate these genetic complexities.

Main Methods:

  • Review of epidemiological data.
  • Analysis of somatic cell genetics.
  • Examination of chromosomal alterations in tumors.

Main Results:

  • Evidence supports the involvement of multiple tumor suppressor genes in various cancers.

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  • Tumor progression is characterized by the loss of multiple chromosomal regions.
  • Conclusions:

    • The involvement of multiple tumor suppressor genes is a significant area in molecular oncology.
    • Colorectal and Wilms tumors serve as key examples for studying the role of multiple tumor suppressor genes.