Integrating Factor Analysis and a Transgenic Mouse Model to Reveal a Peripheral Blood Predictor of Breast Tumors
2011

Blood Test for Breast Cancer Using Mouse Model

Sample size: 162 publication 10 minutes Evidence: high

Author Information

Author(s): LaBreche Heather G, Nevins Joseph R, Huang Erich

Primary Institution: Duke University

Hypothesis

Can a mouse model of breast cancer be used to develop a blood-based diagnostic for human breast tumors?

Conclusion

The study successfully developed a blood-based predictor for breast cancer using gene expression data from a mouse model.

Supporting Evidence

  • The predictor distinguished breast cancer patients from healthy individuals with 89% sensitivity and 100% specificity.
  • The area under the curve (AUC) for the model was 0.97.
  • Permutation testing confirmed the model's stability.
  • The study utilized a transgenic mouse model to identify relevant gene expression changes.

Takeaway

Scientists used mice to find clues in their blood that can help detect breast cancer in humans.

Methodology

The study used gene expression data from mouse blood samples to develop a predictive model for human breast tumors.

Potential Biases

Potential bias in sample selection and processing.

Limitations

Further validation in larger, diverse populations is needed.

Participant Demographics

The training cohort included 10 breast cancer patients and 10 healthy individuals, while the validation cohort included 162 samples from various patient groups.

Statistical Information

P-Value

0.3760

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1755-8794-4-61

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication