Y chromosome study sheds light on Athapaskan migration to southwest US

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Dark areas on this North American map represent the distribution of the Athapaskan language family. Modified from http:en.wikipedia.orgwikiImage:Na-Denelangs.png with reference to Campbell (1997) and Goddard (1996).
Dark areas on this North American map represent the distribution of the Athapaskan language family. Modified from http://en.wikipedia.org/wiki/Image:Na-Dene_langs.png with reference to Campbell (1997) and Goddard (1996).
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A large-scale genetic study of native North Americans offers new insights into the migration of a small group of Athapaskan natives from their subarctic home in northwest North America to the southwestern United States. The migration, which left no known archaeological trace, is believed to have occurred about 500 years ago.


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