Novel sequence variants and a high frequency of recurrent polymorphisms in BRCA1 gene in Sri Lankan breast cancer patients and at risk individuals
2008

BRCA1 Gene Variants in Sri Lankan Breast Cancer Patients

Sample size: 130 publication Evidence: moderate

Author Information

Author(s): De Silva Wasanthi, Karunanayake Eric H, Tennekoon Kamani H, Allen Marie, Amarasinghe Indrani, Angunawala Preethika, Ziard Mohamed H

Primary Institution: Institute of Biochemistry Molecular Biology and Biotechnology, University of Colombo

Hypothesis

The study aims to identify BRCA1 mutations and polymorphisms in Sri Lankan breast cancer patients and at-risk individuals.

Conclusion

The study identified 19 sequence variants in the BRCA1 gene, including two novel deleterious mutations.

Supporting Evidence

  • Two novel deleterious mutations were identified in the BRCA1 gene.
  • The study included both familial and sporadic breast cancer patients.
  • A total of 19 sequence variants were found in the BRCA1 gene.

Takeaway

Researchers looked at breast cancer patients and found new changes in a gene that can increase cancer risk.

Methodology

The study analyzed 130 patients and 40 control subjects for BRCA1 mutations using SSCP and sequencing.

Limitations

The study is limited to a specific population and may not represent broader genetic variations.

Participant Demographics

Majority of participants were Sinhalese, with a mix of familial and sporadic breast cancer cases.

Digital Object Identifier (DOI)

10.1186/1471-2407-8-214

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication