Implication of p16 Promoter Methylation, the BRAFV600E Mutation, and ETS1 Expression Determination on Papillary Thyroid Carcinoma Prognosis and High-Risk Patients’ Selection
Stojanović Novković, Stefana
Šelemetjev, Sonja
Krajnović, Milena
Božović, Ana
Kožik, Bojana
Prosenc Zmrzljak, Uršula
Išić Denčić, Tijana
ABSTRACT Background/Objectives: Papillary thyroid carcinoma (PTC) is the most common malignancy of the endocrine system, characterized by various molecular alterations. This study evaluates the relationship between p16 promoter methylation status, BRAFV600E mutation presence, and ETS1 (E26 transformation-specific) expression, aiming to better understand their clinical significance and to enhance the risk stratification of PTC patients. Methods: p16 promoter methylation was analyzed by methylation-specific PCR (MSP), BRAFV600E by mutant allele-specific PCR amplification (MASA), ETS1 mRNA expression by quantitative PCR (qPCR), ETS1 protein expression by immunohistochemistry (IHC), and Western blot. All tested factors were further associated with the occurrence of unfavorable clinicopathological data of the patients.
engleski
2025
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Creative Commons CC BY 4.0 - Creative Commons Autorstvo 4.0 International License.
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tumor marker; prediction; tumor aggressiveness; epigenetic; PTC; patients’ stratification