New PAX6 Mutations in Indian Aniridia Patients
Author Information
Author(s): Neethirajan Guruswamy, Nallathambi Jeyabalan, Krishnadas Subbaiah Ramasamy, Vijayalakshmi Perumalsamy, Shashikanth Shetty, Collinson Jon Martin, Sundaresan Periasamy
Primary Institution: Aravind Medical Research Foundation, Madurai, India
Hypothesis
This study aims to identify novel PAX6 mutations that lead to familial aniridia in Indian patients.
Conclusion
The study identified four novel mutations and one previously reported mutation in the PAX6 gene associated with familial aniridia in Indian families.
Supporting Evidence
- Five unrelated families showed SSCP band shifts indicative of mutations.
- Four novel mutations were identified in the PAX6 gene.
- The study provides the first report of the c.1080C>T transition in Indian families.
- All mutant alleles were transmitted through affected individuals in each family.
Takeaway
The researchers found new changes in a gene called PAX6 that can cause a condition where people are born without an iris in their eyes, which can lead to vision problems.
Methodology
Genomic DNA was isolated from affected individuals and analyzed for mutations in the PAX6 gene using SSCP gel analysis and sequencing.
Participant Demographics
Nine unrelated families with clinically diagnosed aniridia were studied.
Digital Object Identifier (DOI)
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