SNIP/p140Cap mRNA expression is an unfavourable prognostic factor in breast cancer and is not expressed in normal breast tissue
2008

SNIP/p140Cap as a Prognostic Factor in Breast Cancer

Sample size: 103 publication Evidence: moderate

Author Information

Author(s): Kennedy S, Clynes M, Doolan P, Mehta J P, Rani S, Crown J, O'Driscoll L

Primary Institution: St Vincent's University Hospital, Dublin; National Institute for Cellular Biotechnology, Dublin City University

Hypothesis

Is SNIP/p140Cap mRNA expression a useful diagnostic and prognostic marker for breast cancer?

Conclusion

SNIP/p140Cap mRNA expression is significantly associated with poorer overall survival in breast cancer patients.

Supporting Evidence

  • SNIP/p140Cap mRNA was detected in approximately 37% of breast tumors.
  • Expression of SNIP/p140Cap was significantly associated with larger tumor size.
  • Patients with SNIP/p140Cap expression had shorter overall survival times.

Takeaway

This study found that a specific marker called SNIP/p140Cap is present in some breast cancer tumors and is linked to worse survival outcomes.

Methodology

The study analyzed SNIP/p140Cap mRNA expression in 103 breast tumor biopsies using quantitative reverse-transcriptase PCR.

Potential Biases

Potential biases in patient selection and retrospective data collection.

Limitations

The study is retrospective and may not account for all confounding factors.

Participant Demographics

Patients aged 31 to 90 years, with a mean age of 58 years; included both pre- and post-menopausal women.

Statistical Information

P-Value

0.037

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604365

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