Immunocytochemical assessment of sigma-1 receptor and human sterol isomerase in breast cancer and their relationship with a series of prognostic factors
2000

Study of New Markers in Breast Cancer

Sample size: 95 publication Evidence: moderate

Author Information

Author(s): Simony-Lafontaine J, Esslimani M, Bribes E, Gourgou S, Lequeux N, Lavail R, Grenier J, Kramar A, Casellas P

Primary Institution: Montpellier Cancer Institute, Montpellier, France

Hypothesis

The study investigates the relationship between sigma-1 receptor and human sterol isomerase with various prognostic factors in breast cancer patients.

Conclusion

The sigma-1 receptor and human sterol isomerase may serve as new markers to identify breast cancer patients who could benefit from adjuvant therapy.

Supporting Evidence

  • The sigma-1 receptor expression was closely correlated with hormonal receptor positivity (P = 0.008).
  • There was an inverse relationship between hSI expression and the oestrogen/progesterone receptor positivity (P = 0.098).
  • A significant relationship was shown between sigma-1 receptor and Bcl2 expression (P = 0.017).
  • The presence of hSI and absence of sigma-1 receptor were linked to poorer disease-free survival (P = 0.007).

Takeaway

Researchers looked at two new markers in breast cancer to see if they could help doctors decide on treatments. They found that these markers might help identify patients who need extra therapy.

Methodology

Immunocytochemical investigation of sigma-1 receptor and human sterol isomerase in breast cancer patients.

Participant Demographics

Patients with operable primary breast cancers.

Statistical Information

P-Value

0.007

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1054/bjoc.2000.1162

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