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3-bromopyruvate: a new targeted antiglycolytic agent and a promise for cancer therapy

S Ganapathy-Kanniappan1, M Vali, R Kunjithapatham

  • 1Russell H. Morgan Department of Radiology and Radiological Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA.

Current Pharmaceutical Biotechnology
|April 28, 2010
PubMed

Insights

3-bromopyruvate, a glycolysis inhibitor, shows promise as an anticancer agent by depleting tumor cell energy (ATP). Its mechanism involves targeting GAPDH, generating free radicals, and inducing endoplasmic reticulum stress for cancer cell death.

Area of Science:

  • Biochemistry
  • Oncology
  • Pharmacology

Background:

  • Most tumors rely on glycolysis for energy.
  • 3-bromopyruvate is a pyruvate analog and glycolysis inhibitor.
  • Its antiglycolytic properties are being explored for cancer therapy.

Purpose of the Study:

  • To review the mechanism of action and targets of 3-bromopyruvate.
  • To report the antitumor effects of 3-bromopyruvate in animal models.
  • To discuss the potential of 3-bromopyruvate as an anticancer agent.

Main Methods:

  • Review of existing literature on 3-bromopyruvate.
  • Analysis of its effects on glycolysis and cancer cell lines.
  • Evaluation of data from animal tumor models.

Main Results:

  • 3-bromopyruvate preferentially alkylates glyceraldehyde-3-phosphate dehydrogenase (GAPDH).
  • Cell death is linked to free radical generation and endoplasmic reticulum stress.
  • Inhibition of global protein synthesis contributes to cancer cell death.
  • Demonstrated antitumor effects in multiple animal tumor models.

Conclusions:

  • 3-bromopyruvate exhibits significant anticancer potential.
  • Its multifaceted mechanism includes energy depletion and induction of cellular stress.
  • Further research supports its development as a novel cancer therapeutic.

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