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Tuberculosis Hitched A Ride When Early Humans Left Africa
Tuberculosis is one of the oldest diseases in human history. Signs of the bacteria have even been seen in Egyptian mummies. Now scientists find evidence that TB is much more ancient than we thought. The bacteria may have started infecting people more than 70,000 years ago, long before farming began.
Source: NPR
Posted on: Friday, Sep 06, 2013, 7:22am
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