Genetic alterations in the coding region of the bak gene in uterine cervical carcinoma
2003

Mutations in the bak Gene and Cervical Cancer

Sample size: 42 publication Evidence: moderate

Author Information

Author(s): Wani K M Y, Huilgol N G, Hongyo T, Shah H, Chatterjee N, Nair C K K, Nomura T

Primary Institution: Department of Radiation Biology and Medical Genetics, Graduate School of Medicine, Osaka University

Hypothesis

The bak gene may act as a tumor suppressor gene in cervical carcinoma.

Conclusion

Mutations in the bak gene are more frequent in advanced-stage cervical tumors and are associated with a decreased response to radiotherapy.

Supporting Evidence

  • Six mutations were found in the bak gene in 42 cervical cancer specimens.
  • Mutations in the bak gene occurred more frequently in advanced-stage tumors.
  • Cervical cancer tissues with bak mutations showed a decreased response to radiotherapy.

Takeaway

This study looked at a gene called bak in cervical cancer and found that changes in this gene can make the cancer harder to treat with radiation.

Methodology

Biopsied specimens from cervical cancer patients were analyzed for mutations in the bak gene using PCR and sequencing.

Limitations

The study had a small sample size, which may limit the statistical significance of the findings.

Participant Demographics

Patients had an average age of 51.6 years, with 12 stage II and 30 stage III cases.

Statistical Information

P-Value

P=0.12

Confidence Interval

51.6±3.9 years

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600944

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