NEW YORK (GenomeWeb) – Scientists from consumer genomics firm 23andMe for the first time described the Mountain View, Calif.-based company's Ancestry Composition tool in a paper.

Published in BioRxiv, a Cold Spring Harbor Laboratory-hosted archive of life sciences-related preprints, the paper discusses 23andMe's three-tier bioinformatics model for parsing genotyping microarray data, resulting in the labeling of chromsome segments according to ancestral origin across 25 different populations worldwide.

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