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Science 2 May 2008:
Vol. 320. no. 5876, p. 608
DOI: 10.1126/science.320.5876.608a
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News Focus

AMERICAN ASSOCIATION OF PHYSICAL ANTHROPOLOGISTS MEETING:
Tuberculosis Jumped From Humans to Cows, Not Vice Versa

Ann Gibbons

At the American Association of Physical Anthropologists meeting, a DNA study showed that early humans were infected with strains of Mycobacterium tuberculosis, which cause tuberculosis, long before they began herding cattle, suggesting that it was humans who transmitted the disease to bovids and other animals.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)