A study of genetic association with electrophysiological measures related to alcoholism: GAW14 data
2005

Genetic Association with Electrophysiological Measures Related to Alcoholism

publication Evidence: moderate

Author Information

Author(s): Yuan Ao, Apprey Victor, Harrell Jules P, Taylor Robert E, Bonney George E

Primary Institution: Howard University

Hypothesis

Are the NTTH phenotypes separately or jointly genetically controlled?

Conclusion

The NTTH phenotypes are not jointly genetically controlled, with ntth1 displaying marked genetic linkage.

Supporting Evidence

  • The first principal component explains 70% of the covariation among the NTTH phenotypes.
  • ntth1 shows significant association and genetic linkage at multiple markers.
  • Five SNPs showed significant associations at the 0.0001 level.

Takeaway

Scientists looked at how genes might affect certain traits related to alcoholism. They found that one trait, ntth1, is strongly linked to specific genes.

Methodology

The study used principal component analysis and regression models to analyze the association and linkage of SNPs with NTTH phenotypes.

Limitations

The analysis was brief and may not capture all genetic influences due to the complexity of the traits.

Statistical Information

P-Value

p<0.00001

Statistical Significance

p<0.00001

Digital Object Identifier (DOI)

10.1186/1471-2156-6-S1-S126

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