DNA repair gene ERCC2 polymorphisms and associations with breast and ovarian cancer risk
2008

DNA Repair Gene ERCC2 and Cancer Risk

Sample size: 1962 publication Evidence: moderate

Author Information

Author(s): Bernard-Gallon Dominique, Bosviel Rémy, Delort Laetitia, Fontana Luc, Chamoux Alain, Rabiau Nadège, Kwiatkowski Fabrice, Chalabi Nasséra, Bignon Yves-Jean

Primary Institution: Département d'Oncogénétique du Centre Jean Perrin

Hypothesis

What is the role of ERCC2 polymorphisms in breast and ovarian cancer risk?

Conclusion

The study shows an increased risk of breast cancer in women who do not use oral contraceptives and have a waist-to-hip ratio greater than 0.85 if they are homozygous for the ERCC2 312 variant.

Supporting Evidence

  • The study included 911 breast cancer cases and 51 ovarian cancer cases.
  • Genotyping was performed using the Taqman® method.
  • Increased breast cancer risk was observed in women with a waist-to-hip ratio > 0.85.

Takeaway

This study looked at how certain genes might affect the risk of getting breast and ovarian cancer, especially in women with specific body types and habits.

Methodology

The study analyzed two functional polymorphisms in the ERCC2 gene among 911 breast cancer cases, 51 ovarian cancer cases, and 1000 controls using SNP genotyping.

Limitations

The study may not account for all environmental factors influencing cancer risk.

Participant Demographics

Women aged 26–89 years from the Auvergne region in France.

Statistical Information

Confidence Interval

95% CI = 0.93–1.21

Digital Object Identifier (DOI)

10.1186/1476-4598-7-36

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