Description of the data from the Collaborative Study on the Genetics of Alcoholism (COGA) and single-nucleotide polymorphism genotyping for Genetic Analysis Workshop 14
2005

Genetic Analysis Workshop 14: Data from the Collaborative Study on the Genetics of Alcoholism

Sample size: 1353 publication Evidence: moderate

Author Information

Author(s): Howard J Edenberg, Laura J Bierut, Paul Boyce, Manqiu Cao, Simon Cawley, Richard Chiles, Kimberly F Doheny, Mark Hansen, Tony Hinrichs, Kevin Jones, Mark Kelleher, Giulia C Kennedy, Guoying Liu, Gregory Marcus, Celeste McBride, Sarah Shaw Murray, Arnold Oliphant, James Pettengill, Bernice Porjesz, Elizabeth W Pugh, John P Rice, Todd Rubano, Stu Shannon, Rhoberta Steeke, Jay A Tischfield, Ya Yu Tsai, Chun Zhang, Henri Begleiter

Primary Institution: Indiana University School of Medicine

Hypothesis

What are the genetic factors influencing alcohol dependence and related phenotypes?

Conclusion

The study provides a rich dataset for comparing genome surveys using microsatellites and SNPs in the context of alcoholism.

Supporting Evidence

  • COGA has provided data to multiple Genetic Analysis Workshops to aid research in alcoholism.
  • Over 13,000 individuals have been interviewed to date for the study.
  • The study utilized a multidisciplinary approach to understand the genetic basis of alcohol dependence.

Takeaway

This study looks at how genes might make some people more likely to have problems with alcohol. They gathered a lot of information from families to help understand this better.

Methodology

The study involved genotyping a subset of families from the Collaborative Study on the Genetics of Alcoholism using SNPs and microsatellite markers.

Limitations

The results may not be identical to previous analyses due to the selection of a subset of families for genotyping.

Participant Demographics

The study included alcohol-dependent probands and their first-degree relatives, with over 13,000 individuals interviewed.

Digital Object Identifier (DOI)

10.1186/1471-2156-6-S1-S2

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