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Related Experiment Videos

Prostate cancer and selenium.

Mark A Nelson1, Mary Reid, Anna J Duffield-Lillico

  • 1Arizona Cancer Center, University of Arizona, 1515 North Campbell Avenue, Tucson, AZ 85724, USA. mnelson@azcc.arizona.edu

The Urologic Clinics of North America
|July 12, 2002
PubMed
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Preventive strategies like selenium chemoprevention are crucial for prostate cancer control, as current treatments have significant side effects and limitations. Ongoing trials investigate selenium

Area of Science:

  • Oncology
  • Preventive Medicine
  • Nutritional Science

Background:

  • Prostate cancer treatment, including surgery and radiotherapy, incurs substantial costs and risks like incontinence and impotence.
  • While prostate-specific antigen (PSA) testing aids early detection, it does not guide treatment or prevent the disease.
  • High incidence, morbidity, and mortality underscore the need for effective prostate cancer prevention strategies.

Purpose of the Study:

  • To investigate the potential of chemoprevention, specifically with selenium, as a strategy for prostate cancer control.
  • To evaluate selenium's efficacy across different stages of prostate cancer, from premalignant lesions to diagnosed cancer.
  • To explore the mechanisms by which selenium may slow prostate cancer development and progression.

Main Methods:

Related Experiment Videos

  • Conducting randomized trials to assess selenium's activity in various risk groups and disease stages.
  • Evaluating selenium's effects on cancerous, premalignant (high-grade PIN), and healthy prostate tissue in high-risk individuals.
  • Preliminary investigation into the mechanistic pathways influenced by selenium treatment.

Main Results:

  • Ongoing randomized trials are building upon previous clinical findings regarding selenium's role in prostate cancer.
  • Studies will assess selenium's impact from healthy tissue in high-risk men to diagnosed cancer.
  • Trials aim to evaluate selenium's potential to slow disease development and progression.

Conclusions:

  • Preventive strategies, particularly chemoprevention with agents like selenium, are essential for managing prostate cancer.
  • Further research is needed to fully understand selenium's role and mechanisms in prostate cancer prevention and treatment.
  • Selenium chemoprevention shows promise and warrants intensive investigation for its potential to reduce prostate cancer burden.