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Health

Ancestry painting: true but trivial, or interesting but inaccurate

Gene ExpressionBy Razib KhanApril 18, 2012 6:22 AM

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23andMe has done some great things, and I highly recommend its service to friends. But I'm really glad that CeCe Moore is being consulted by them in regards to improving their ancestry feature set. Below are the "ancestry paintings" for myself & my daughter.

razib23andme.jpg

daughter23andme.jpg

According to 23andMe I'm 40% Asian, and she is 8% Asian. Obviously something is off here. The situation easily resolved itself when I tuned my parameters and increased my sampled populations in Interpretome. But it just goes to show you the limits of this sort of thing without fine-grained control of the details of the analysis.

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