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Yeast As a Chassis for Developing Functional Assays to Study Human P53

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p53 Codon 72 Polymorphism and Cervical Adenocarcinoma Risk in Korean Women.

J H Kim, J W Roh, K S Kim

Cancer Research and Treatment

|December 19, 2015

Summary

The p53 codon 72 polymorphism, specifically the Arg/Arg genotype, appears to offer protection against developing cervical adenocarcinoma in Korean women. This genetic factor did not significantly impact overall cervical cancer risk or survival rates.

Keywords:

Cervical adenocarcinoma Polymorphism p53

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Area of Science:

Genetics
Oncology
Molecular Biology

Background:

Cervical cancer is a significant health concern globally.
The p53 tumor suppressor gene plays a crucial role in cancer development.
Single nucleotide polymorphisms (SNPs) in key genes like p53 are investigated for their potential role in cancer susceptibility and prognosis.

Purpose of the Study:

To investigate the association between the p53 codon 72 single nucleotide polymorphism (SNP) and the risk of cervical cancer in Korean women.
To determine if this p53 SNP influences the prognosis of cervical cancer.

Main Methods:

Genomic DNA was extracted from peripheral blood leukocytes of patients with cervical squamous cell carcinoma (SCC), cervical adenocarcinoma, cervical intraepithelial neoplasia (CIN) III, and healthy controls.
Genotyping for the p53 codon 72 polymorphism (Pro/Pro, Pro/Arg, Arg/Arg) was performed using PCR.
Statistical analyses included Chi-Square tests, Kaplan-Meier survival analysis, and logistic regression.

Main Results:

No significant differences in p53 codon 72 genotype frequencies were observed between the overall cervical cancer groups (SCC, CIN III) and controls.
A significant association was found in the cervical adenocarcinoma group, where the Arg/Arg genotype was associated with a reduced risk.
No significant differences in 5-year survival rates were found across the groups based on the p53 codon 72 genotype.

Conclusions:

The Arg/Arg homozygosity at the p53 codon 72 locus may act as a protective factor against the development of cervical adenocarcinoma.
The p53 codon 72 SNP does not appear to significantly influence the overall risk or prognosis of cervical cancer in this Korean population, except for adenocarcinoma.