Article
Fast Principal-Component Analysis Reveals Convergent Evolution of ADH1B in Europe and East Asia.
American journal of human genetics - 3 Mar 2016
Galinsky Kevin J, Bhatia Gaurav, Loh Po-Ru, Georgiev Stoyan, Mukherjee Sayan, Patterson Nick J, Price Alkes L
Abstract excerpt
Searching for genetic variants with unusual differentiation between subpopulations is an established approach for identifying signals of natural selection. However, existing methods generally require discrete subpopulations. We introduce a method that infers selection using principal components (PCs) by identifying variants whose differentiation along top PCs is significantly greater than the null distribution of...
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