Abstract
BACKGROUND: International standard panels of single nucleotide polymorphisms (SNPs) have replaced microsatellites in several species for parentage assessment and assignment (PA) purposes. However, such a resource is still lacking in goats. The application of a cheap tool for PA would help the management of goat populations by improving the reliability of pedigree registration and, consequently, allow a better implementation of breeding schemes or conservation programs.
RESULTS: Using data from the current GoatSNP50 chip, starting from a worldwide dataset of more than 4000 animals belonging to more than 140 breeds and populations from the AdaptMap initiative, we selected a panel of 195 SNPs. The assignment rate of this panel was up to 100% on an additional dataset that included 2000 Alpine and Saanen animals and highly related candidate sires.
CONCLUSIONS: In this study, we defined a highly informative SNP panel, which will be publicly available to worldwide breeders and laboratories. Its development on such a large number of breeds and populations, together with validation on a second set of cosmopolitan breeds, makes it a promising and important genomic tool for the goat species.
| Original language | English |
|---|---|
| Article number | 55 |
| Journal | Genetics Selection Evolution |
| Volume | 50 |
| Issue number | 1 |
| DOIs | |
| Publication status | Print publication - 19 Nov 2018 |
| Externally published | Yes |
Keywords
- Animals
- Breeding/methods
- Female
- Gene Frequency
- Goats/genetics
- Linkage Disequilibrium
- Male
- Polymorphism, Single Nucleotide
- Sex Determination Processes
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