DNA points to India's two-pronged ancestry | Science News

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DNA points to India's two-pronged ancestry

Diverse groups in the South Asian nation may derive from a pair of ancient populations

By
3:36pm, September 23, 2009

India’s 1.2 billion people belong to more than 4,600 ethnic and religious groups separated by caste, customs and language. But a shared genetic heritage runs deep in this teeming nation, a new DNA analysis suggests.

Indians today possess varying proportions of ancestry from two genetically distinct populations, concludes a team led by David Reich, a geneticist at Harvard Medical School in Boston. Members of one ancient population share DNA patterns with modern Middle Easterners, central Asians and Europeans, the researchers report in the Sept. 24

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