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Unraveling the epigenetic code of cancer for therapy

Laura T Smith1, Gregory A Otterson, Christoph Plass

  • 1Division of Human Cancer Genetics, Department of Molecular Virology, Immunology and Medical Genetics, OH, USA.

Trends in Genetics : TIG
|August 8, 2007
PubMed

Insights

Cancer epigenetics involves DNA methylation and histone deacetylation, reversible processes targeted for therapy. Understanding these epigenetic alterations aids in developing novel cancer treatment strategies.

Area of Science:

  • Oncology
  • Epigenetics
  • Molecular Biology

Background:

  • Cancer is characterized by genomic and epigenomic alterations.
  • Aberrant DNA methylation and histone deacetylation are prevalent epigenetic changes in cancer, altering gene expression.
  • These epigenetic modifications are reversible, making them promising therapeutic targets.

Purpose of the Study:

  • To review the current understanding of the mammalian epigenome.
  • To discuss the role of epigenetic alterations in cancer development.
  • To explore the potential of epigenetic therapies for cancer treatment.

Main Methods:

  • Review of current literature on epigenetics and cancer.
  • Analysis of technological advancements in epigenome research.
  • Synthesis of knowledge on epigenetic modifications and their therapeutic implications.

Main Results:

  • Epigenetic signatures, particularly DNA methylation and histone deacetylation, are key drivers of cancer gene expression changes.
  • Novel technologies have significantly advanced our understanding of the epigenome.
  • Epigenetic alterations in cancer present opportunities for targeted therapeutic interventions.

Conclusions:

  • A profound understanding of cancer epigenetics is crucial for developing effective epigenetic therapies.
  • Epigenetic therapies, targeting DNA methylation and histone deacetylation, offer promising avenues for cancer treatment.
  • The reversibility of epigenetic modifications supports their role in novel cancer treatment strategies, potentially enhancing other therapies.

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