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Related Experiment Videos

Histone acetylation and cancer.

S Y Archer1, R A Hodin

  • 1Department of Surgery, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Avenue, Boston, Massachusetts 02215, USA. sarcher@caregroup.harvard.edu

Current Opinion in Genetics & Development
|May 14, 1999
PubMed
Summary

Histone modifications, like acetylation, are linked to cancer development. In colon cancer, histone hyperacetylation may activate the p21 gene, potentially preventing cancer through dietary fiber.

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Area of Science:

  • Oncology
  • Epigenetics
  • Molecular Biology

Background:

  • Recent research highlights the connection between chromatin structure alterations and cancer.
  • Histone acetylation (hyper- and hypoacetylation) plays a role in cancer development, varying by gene.
  • Dietary factors may influence epigenetic modifications relevant to cancer prevention.

Purpose of the Study:

  • To explore the role of histone acetylation in colon cancer development.
  • To investigate the potential mechanism of dietary fiber in cancer prevention via epigenetic modification.

Main Methods:

  • Review of recent publications linking chromatin structure to cancer.
  • Analysis of histone acetylation patterns in relation to specific genes involved in carcinogenesis.

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Main Results:

  • Histone hyperacetylation and hypoacetylation are implicated in neoplastic processes.
  • Histone hyperacetylation may induce the p21 gene in colon cancer.

Conclusions:

  • Epigenetic alterations, specifically histone acetylation, are crucial in cancer.
  • Dietary fiber might prevent colon cancer by promoting histone hyperacetylation and p21 gene induction.