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Prospects for prevention and treatment of cancer with selective PPARgamma modulators (SPARMs)

M B Sporn1, N Suh, D J Mangelsdorf

  • 1Dept of Pharmacology, Dartmouth Medical School, Hanover, NH 03755, USA. michael.sporn@dartmouth.edu

Trends in Molecular Medicine
|September 1, 2001
PubMed

Insights

Peroxisome proliferator-activated receptor gamma (PPARgamma) is a key target for cancer drug development. Selective PPARgamma modulators (SPARMs) show promise for future cancer prevention and treatment.

Area of Science:

  • Oncology
  • Molecular Biology
  • Pharmacology

Background:

  • Peroxisome proliferator-activated receptor gamma (PPARgamma) is a nuclear receptor regulating genes involved in carcinogenesis.
  • Altered PPARgamma expression is linked to cancer risk, with deficiency increasing risk and overexpression sometimes promoting it.
  • PPARgamma ligands have demonstrated efficacy in suppressing breast cancer and inducing differentiation in liposarcoma cells.

Purpose of the Study:

  • To explore the therapeutic potential of targeting PPARgamma in cancer.
  • To introduce the concept of selective PPARgamma modulators (SPARMs) for cancer therapy.
  • To highlight the future clinical importance of SPARMs in cancer chemoprevention and chemotherapy.

Main Methods:

  • Review of existing research on PPARgamma's role in carcinogenesis.
  • Analysis of experimental models demonstrating the effects of PPARgamma ligands.
  • Conceptual development of selective PPARgamma modulators (SPARMs) analogous to SERMs.

Main Results:

  • PPARgamma ligands suppress experimental breast carcinogenesis.
  • PPARgamma ligands induce differentiation in human liposarcoma cells.
  • The potential for targeted modulation of PPARgamma offers therapeutic advantages.

Conclusions:

  • PPARgamma is a crucial molecular target for cancer therapy.
  • Selective PPARgamma modulators (SPARMs) represent a promising strategy for future cancer treatment.
  • SPARMs could offer targeted benefits in cancer chemoprevention and chemotherapy with potentially fewer side effects.

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