Ancient Dog Genome, Comparative Genomics Hint at Two Dog Domestication Events | GenomeWeb

NEW YORK (GenomeWeb) – A new study appearing in Science suggests dogs may have been domesticated from wolves twice, with dogs from the more recent event mixing with and replacing those domesticated earlier.

Researchers from the University of Oxford, Trinity College Dublin, and elsewhere sequenced the complete genome of a 4,800-year-old Neolithic dog bone sample from Newgrange, Ireland. They also assessed new and existing genomic data for hundreds of ancient dogs, modern dogs, and wolves.

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