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Related Experiment Videos

Tumor progression--targets for differential therapy.

Arthur B Pardee1

  • 1Department of Medical Oncology, Dana-Farber Cancer Institute, 44 Binney Street, Boston, MA 02115, USA. arthur_pardee@dfci.harvard.edu

Journal of Cellular Physiology
|September 27, 2006
PubMed
Summary
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Chemotherapy requires selectively killing cancer cells. Researchers identified four cancer progression changes, including altered proliferation and apoptosis, to develop targeted cancer therapies.

Area of Science:

  • Oncology
  • Molecular Biology
  • Biochemistry

Background:

  • Chemotherapy necessitates differential killing of cancer cells over normal cells.
  • Gene expression and enzyme activity are tightly regulated in normal cells but altered during tumor progression.
  • Understanding these alterations is key to developing effective cancer treatments.

Purpose of the Study:

  • To summarize research on four key cancer cell progression changes.
  • To illustrate potential chemotherapies targeting these specific changes.
  • To highlight the deregulation of proliferation control and programmed cell death (apoptosis) in cancer.

Main Methods:

  • Differential Display technique for gene expression analysis.
  • Microarray technology for high-throughput screening of gene expression.

Related Experiment Videos

  • Analysis of gene expression and enzyme activity alterations in cancer cells.

    • Main Results:

    • Identified four critical progression changes in cancer cells.
    • Demonstrated that some changes involve deregulation of proliferation control.
    • Showed that other changes involve a decrease in programmed cell death (apoptosis).

    Conclusions:

    • Targeting cancer-specific alterations in proliferation and apoptosis offers a promising strategy for chemotherapy.
    • The identified progression changes provide a basis for developing novel, targeted cancer therapies.
    • Differential Display and microarrays are valuable tools for discovering such therapeutic targets.