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Association between PDCD6-VNTR polymorphism and urinary cancer susceptibility
Gi-Eun Yang1,2, Min-Hye Kim1, Mi-So Jeong1,3
1Department of Biomedical Sciences, Dong-A University, Busan, 49315, Korea.
Genes & Genomics
|June 8, 2024
Summary
The PDCD6-MS3 region may predict urinary cancer risk, including bladder and prostate cancer. This region also influences PDCD6 gene expression, offering insights into cancer progression.
Area of Science:
- Genetics
- Oncology
- Molecular Biology
Background:
- Programmed cell death 6 (PDCD6) is implicated in apoptosis and tumorigenesis.
- Previous SNP analysis suggested a link between PDCD6 and urinary cancer susceptibility.
Purpose of the Study:
- To investigate the entire genomic structure of PDCD6.
- To analyze the association between PDCD6 variable number tandem repeat (VNTR) regions and urinary cancer risk.
Main Methods:
- Identified three VNTR regions (MS1-MS3) within the PDCD6 gene.
- Conducted a case-control study using DNA from 413 controls, 267 bladder cancer patients, and 331 prostate cancer patients.
- Utilized PCR for VNTR analysis and luciferase assays to assess the effect of VNTRs on PDCD6 expression.
Main Results:
- The PDCD6-MS3 region was found to be polymorphic and transmitted through meiosis.
- Rare alleles in PDCD6-MS3 were significantly associated with increased risk for both bladder cancer (OR=2.37) and prostate cancer (OR=2.11).
- Luciferase assays confirmed that the MS3 region modulates PDCD6 gene expression.
Conclusions:
- The PDCD6-MS3 region shows potential as a prognostic marker for bladder and prostate cancers.
- The influence of PDCD6-MS3 on PDCD6 expression provides new insights into urinary cancer development.
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