KRT81: A Marker for Lung Cancer Recurrence
Author Information
Author(s): Marc Campayo, Alfons Navarro, Nuria Viñolas, Rut Tejero, Carmen Muñoz, Tania Diaz, Ramon Marrades, Maria L. Cabanas, Josep M. Gimferrer, Pere Gascon, Jose Ramirez, Mariano Monzo
Primary Institution: Hospital Clinic de Barcelona, University of Barcelona
Hypothesis
Can miR-SNPs provide prognostic information on recurrence in non-small-cell lung cancer (NSCLC) patients?
Conclusion
miR-SNPs can provide useful prognostic information for resected NSCLC patients and KRT81 is a promising marker for squamous cell lung carcinoma.
Supporting Evidence
- Patients with the KRT81 rs3660 CC genotype had a median TTR of 20.3 months compared to 86.8 months for CG or GG genotypes.
- Immunohistochemical analyses showed that 95% of squamous cell carcinomas were positive for KRT81.
- The KRT81 rs3660 CC genotype was identified as an independent variable influencing TTR.
Takeaway
This study looked at genetic changes in lung cancer patients to see if they could predict how long it would take for the cancer to come back after surgery. They found that certain genetic markers can help doctors know which patients are at higher risk.
Methodology
The study analyzed 11 miR-SNPs in 175 surgically resected NSCLC patients and correlated findings with time to recurrence (TTR) and overall survival (OS).
Limitations
The study lacks independent or functional validation and has a limited number of SNPs analyzed.
Participant Demographics
The cohort included 175 NSCLC patients, predominantly male (88%), with a median age of 65 years.
Statistical Information
P-Value
0.003 for KRT81 rs3660
Confidence Interval
95% CI, 3.9–74.1 for TTR
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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