Oxidative stress and counteracting mechanisms in hormone receptor positive, triple-negative and basal-like breast carcinomas
2011

Oxidative Stress in Breast Cancer Subtypes

Sample size: 79 publication Evidence: moderate

Author Information

Author(s): Karihtala Peeter, Kauppila Saila, Soini Ylermi, Arja-Jukkola-Vuorinen

Primary Institution: Oulu University Hospital and University of Oulu

Hypothesis

This study aims to assess oxidative stress and cell redox state-regulating enzymes in triple-negative and basal-like breast cancers.

Conclusion

Cellular redox state markers may be promising targets when elucidating the pathogenesis of triple-negative breast cancer.

Supporting Evidence

  • Patients with TNBC had worse breast cancer-specific survival than the control group.
  • Expression of 8-OHdG was significantly lower in TNBC than in the non-TNBC group.
  • 8-OHdG immunostaining was associated with better breast cancer-specific survival.
  • Keap1 overexpression was observed in the TNBC cohort.

Takeaway

This study looked at how stress in cells might affect certain types of breast cancer, finding that some markers could help understand these cancers better.

Methodology

Immunohistochemical expression of oxidative stress markers was assessed in 79 women with invasive ductal breast carcinomas.

Limitations

The study is limited by its sample size and the specific population studied.

Participant Demographics

79 women with invasive ductal breast carcinomas, including 37 with triple-negative breast cancer.

Statistical Information

P-Value

p = 0.015

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-11-262

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