Fregene: Simulation of realistic sequence-level data in populations and ascertained samples
2008

FREGENE: A Tool for Simulating Genetic Data

Sample size: 10500 publication Evidence: moderate

Author Information

Author(s): Marc Chadeau-Hyam, Clive J Hoggart, Paul F O'Reilly, John C Whittaker, Maria De Iorio, David J Balding

Primary Institution: Imperial College London

Hypothesis

FREGENE can simulate realistic sequence-level genetic data in large populations to model complex scenarios of selection and demography.

Conclusion

FREGENE and its datasets are valuable for testing models of selection and population genetics, offering flexibility and efficiency.

Supporting Evidence

  • FREGENE can simulate a 20 Mb genome in 10 K diploid individuals over 300 K generations in a few days.
  • The program allows for complex selection scenarios, including positive and negative selection.
  • Datasets generated by FREGENE can be used to assess genetic association methods.

Takeaway

FREGENE is a computer program that helps scientists create fake genetic data to study how genes change over time in big groups of people.

Methodology

FREGENE simulates genetic data using a forward-in-time approach, allowing for complex demographic and selection scenarios.

Potential Biases

Ascertainment bias may occur in association analyses due to unequal sampling in structured populations.

Limitations

The scaling technique may introduce approximations, and the model may not fully capture structural variations.

Participant Demographics

Simulations include populations with varying structures, including panmictic and subdivided groups.

Digital Object Identifier (DOI)

10.1186/1471-2105-9-364

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