Two papers report that large-scale copy-number variations, ranging in size from 100 kb to 2 Mb, are distributed widely throughout the human genome, and that a high proportion of them encompass known genes. This unexpected level of genome variation has implications for our view of human genetic diversity and phenotypic variation.
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Carter, N. As normal as normal can be?. Nat Genet 36, 931–932 (2004). https://doi.org/10.1038/ng0904-931
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DOI: https://doi.org/10.1038/ng0904-931