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Seals may have introduced tuberculosis to South America Study

Aug 21, 2014    

Washington In a bizarre turn of events, research shows that tuberculosis likely spread from humans in Africa to seals and sea lions that brought the disease to South America.The sea animals then transmitted it to native people there before Europeans landed on the continent, it added.We found that the tuberculosis strains were most closely related to strains in pinnipeds which are seals and sea lions, said Anne Stone, a professor at Arizona State University's school of human evolution and social change.Researchers found that genomes from humans in Peru dating from about 1,000 year ago provide u...

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