Detecting Breast Cancer with Nipple Aspirate Fluid Proteins
Author Information
Author(s): Sauter E R, Zhu W, Fan X-J, Wassell R P, Chervoneva I, Du Bois G C
Primary Institution: Thomas Jefferson University
Hypothesis
The proteome wide analysis of nipple aspirate fluid using SELDI-TOF will identify proteins differentially expressed in women with breast cancer compared to subjects without disease.
Conclusion
Proteomic analysis of nipple aspirate fluid identified five proteins that may help in detecting breast cancer at its earliest stages.
Supporting Evidence
- Five differentially expressed proteins were identified in nipple aspirate fluid from women with breast cancer.
- The most sensitive and specific proteins were found in 75–84% of samples from women with cancer.
- Only 0–9% of samples from normal women contained these proteins.
- Proteomic analysis may improve early detection of breast cancer.
- SELDI-TOF allows for rapid evaluation of multiple samples.
Takeaway
Scientists found special proteins in fluid from the breast that can help tell if someone has breast cancer, which could make it easier to catch the disease early.
Methodology
Nipple aspirate fluid was collected and analyzed using SELDI-TOF mass spectrometry to identify differentially expressed proteins.
Potential Biases
Potential bias due to the small sample size and the specific population studied.
Limitations
The study had a small sample size, which may limit the generalizability of the findings.
Participant Demographics
Women aged 35–81 scheduled for surgery for suspected malignancy and women without evidence of disease.
Statistical Information
P-Value
p<0.001
Confidence Interval
95% CI: 4.44 to ∞
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website