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RandoMate: a program for the generation of random mating schemes for small laboratory animals
Armin O Schmitt1, Ralf Bortfeldt, Christina Neuschl
1Institute for Animal Sciences, Humboldt-Universität zu Berlin, Berlin, Germany.
Summary
Advanced intercross lines (AIL) facilitate complex genetic trait mapping by increasing recombination events. RandoMate software generates random mating schemes to avoid inbreeding and ensure equal family contributions in AIL development.
Area of Science:
- Genetics
- Bioinformatics
Background:
- Advanced intercross lines (AIL) are crucial for mapping complex genetic traits.
- AIL leverage enriched recombination events for precise gene localization.
- Avoiding inbreeding is essential for effective AIL generation.
Purpose of the Study:
- To develop a software tool for generating random mating schemes in AIL.
- To ensure equal family representation in subsequent generations.
- To prevent brother-sister matings within AIL.
Main Methods:
- Developed RandoMate, an online software tool.
- Implemented a divide-and-conquer algorithm for mating scheme optimization.
- Prioritized random mating between different families to avoid inbreeding.
Main Results:
- RandoMate generates mating schemes that pair animals from different families.
- The software optimizes schemes for equal family contribution to the next generation.
- It maximizes randomness to ensure equitable family representation when not all animals can be used.
Conclusions:
- RandoMate provides an efficient solution for AIL mating scheme generation.
- The tool supports the genetic research community in mapping complex traits.
- RandoMate is freely available online to facilitate AIL development.
