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Updated: Jun 20, 2026
13:41
Use of Interferon-γ Enzyme-linked Immunospot Assay to Characterize Novel T-cell Epitopes of Human Papillomavirus
Published on: March 8, 2012
Human papillomavirus type 16 E6 gene variations in Chinese population
1Department of Gynecologic Oncology, Zhongnan Hospital of Wuhan University, Hubei Key Laboratory of Tumor Biological Behaviors and Hubei Cancer Clinical Study Center, Wuhan 430071, PR China. chb2105@163.com
Summary
Genetic variants in the Human Papillomavirus type 16 (HPV 16) E6 gene were identified. The D25E variant is prevalent and associated with increased cervical cancer risk.
Area of Science:
- Genetics
- Oncology
- Virology
Background:
- Human Papillomavirus type 16 (HPV 16) is a major cause of cervical cancer.
- The E6 gene of HPV 16 plays a critical role in viral oncogenesis.
- Understanding HPV 16 E6 genetic variations is crucial for assessing cervical cancer risk.
Purpose of the Study:
- To identify genetic variants within the HPV 16 E6 gene.
- To investigate the association between specific HPV 16 E6 variants and the development of cervical cancer.
Main Methods:
- Cervical samples were collected from cervical cancer patients and age-matched controls in Hubei Province, China.
- HPV 16 was detected using E6 gene-specific polymerase chain reaction.
- Genetic variants were identified through DNA sequencing.
Main Results:
- HPV 16 was detected in 81% of cancer patients and 43% of controls.
- The D25E variant was the most frequent HPV 16 E6 variant in patients (62%).
- HPV 16 E6 variants showed a significantly higher odds ratio for cervical cancer compared to the prototype (RR=11.73).
Conclusions:
- The D25E variant is the predominant HPV 16 E6 genomic variant in Hubei, China.
- HPV 16 E6 variants may serve as predictive markers for the clinical outcome of cervical intraepithelial neoplasia (CIN).
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