NEW YORK (GenomeWeb) – Members of an effort called the 1,000 bull genomes project have published findings from the first stage of that study — a whole-genome sequencing effort focused on 234 cattle from four breeds.

As they reported in Nature Genetics this weekend, the researchers sequenced 129 cattle from key ancestral representatives from the Holstein breed, 43 Fleckvieh breed ancestors, and 15 representatives ancestral to the Jersey cattle breed.

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In Science this week: factors influencing retrotransposon integration sites, and more.

A bioethicist argues for the responsible use of germline gene editing.

Some breweries are using DNA-based testing to determine whether unwanted bacteria are affecting their beers, The Verge reports.

Standardized N-of-1 trials will be needed to test out personalized medicines, writes Nicholas Schork from the J. Craig Venter Institute at Nature.