Different miRNA signatures in oral and pharyngeal cancers
Author Information
Author(s): Lajer C B, Nielsen F C, Friis-Hansen L, Norrild B, Borup R, Garnæs E, Rossing M, Specht L, Therkildsen M H, Nauntofte B, Dabelsteen S, von Buchwald C
Primary Institution: University of Copenhagen
Hypothesis
The study investigates the expression of miRNAs in oral and pharyngeal squamous cell carcinomas and their association with HPV.
Conclusion
MicroRNAs may serve as useful biomarkers in oral and pharyngeal squamous cell carcinomas, with HPV influencing their expression.
Supporting Evidence
- 114 miRNAs were differentially expressed between OSCC and normal oral epithelium.
- HPV infection revealed perturbations of 21 miRNAs.
- A molecular classifier including 61 miRNAs was generated for OSCC with an accuracy of 93%.
Takeaway
This study looked at tiny molecules called miRNAs in mouth and throat cancers to see how they change and if they can help doctors tell if someone has cancer.
Methodology
Biopsies from 51 patients with OSCC/PSCC and 40 controls were analyzed using microarray and statistical methods to identify differentially expressed miRNAs.
Potential Biases
Potential bias due to the selection of control patients and the methods used for HPV detection.
Limitations
The study had a small sample size for some analyses, particularly for HPV-positive cases.
Participant Demographics
Median age of participants was 60 years, with a mix of genders and smoking statuses.
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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