Turkey Genome Linkage Map Reveals Rearrangements with Chicken Genome
Author Information
Author(s): Aslam Muhammad L, Bastiaansen John WM, Crooijmans Richard PMA, Vereijken Addie, Megens Hendrik-Jan, Groenen Martien AM
Primary Institution: Animal Breeding and Genomics Centre, Wageningen University
Hypothesis
The study aims to develop a SNP-based linkage map in turkey and detect genomic rearrangements between turkey and chicken.
Conclusion
The turkey genetic map of 531 markers reveals a genome length of 2,324 cM and shows a high degree of conservation in chromosome structure between turkey and chicken.
Supporting Evidence
- The final map contains 531 markers in 28 linkage groups.
- The total genetic distance covered by these linkage groups is 2,324 centimorgans (cM).
- Comparative mapping revealed two inter-, and 57 intrachromosomal rearrangements between turkey and chicken.
Takeaway
Scientists created a map of the turkey's DNA to see how it compares to chicken DNA, finding that they are very similar but with some differences.
Methodology
The study involved genotyping 1008 birds from 18 full sib families for 775 SNPs to construct a linkage map.
Limitations
The turkey physical map may have assembly errors and does not cover the entire genome.
Participant Demographics
The study involved 1008 birds from two different lines selected for high growth and high reproduction.
Digital Object Identifier (DOI)
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