Evaluation of GST P in Non-Invasive Breast Cancer
Author Information
Author(s): C.O.C. Bellamy, D.J. Harrison
Primary Institution: Department of Pathology, University Medical School, Edinburgh, UK
Hypothesis
Is GST P expression a useful marker for the potential of intraduct breast carcinoma to become invasive?
Conclusion
The study found little evidence that GST P is a useful marker for predicting the invasiveness of intraduct breast carcinoma.
Supporting Evidence
- 40% of the studied DCIS cases were GST P positive.
- GST P staining did not correlate with histological variables or clinical outcomes.
- GST P expression was not found to be a marker for tumor progression in DCIS.
Takeaway
The study looked at a protein called GST P in breast cancer and found that it doesn't help doctors know if the cancer will spread.
Methodology
Immunohistochemistry was used to evaluate GST P expression in tissue samples from 92 women with ductal carcinoma in situ.
Limitations
The study did not find a consistent relationship between GST P expression and clinical outcomes, and the sample size may limit the generalizability of the findings.
Participant Demographics
Patients were 92 women aged 29 to 71 years, with an average age of 55.
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