The value of some Corsican sub-populations for genetic association studies
2008

Genetic Studies of Corsican Sub-Populations

Sample size: 82 publication 10 minutes Evidence: moderate

Author Information

Author(s): Latini Veronica, Sole Gabriella, Varesi Laurent, Vona Giuseppe, Ristaldi Maria Serafina

Primary Institution: Consiglio Nazionale delle Ricerche, Istituto di Neurogenetica e Neurofarmacologia (INN-CNR), Cagliari, Italy

Hypothesis

Are Corsican sub-populations suitable for identifying genes involved in complex diseases?

Conclusion

Corsican sub-populations are useful for fine mapping genes contributing to complex diseases.

Supporting Evidence

  • Corsican sub-populations show a decrease of linkage disequilibrium from mountainous to coastal areas.
  • A particular haplotype was found with high frequency across the studied sub-populations.
  • The study confirms the genetic proximity of Corsican and Sardinian populations.
  • LD mapping in Corsican populations can enhance the identification of disease genes.

Takeaway

This study looks at how certain groups of people in Corsica can help scientists find genes that cause diseases.

Methodology

Samples were analyzed using seven dinucleotide microsatellite markers on chromosome Xq13-21.

Potential Biases

Potential bias due to small sample sizes and the specific geographic focus.

Limitations

The study may not represent the entire Corsican population due to micro differentiation.

Participant Demographics

Participants were unrelated male individuals of Corsican ancestry.

Statistical Information

P-Value

0.000

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2350-9-73

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