When European explorers landed in the Americas, they brought tuberculosis (TB) and a wave of other deadly diseases with them. However, some strains of TB may have already been lurking in South America, a new study finds.
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The Odd Way Tuberculosis Was Brought to America
When European explorers landed in the Americas, they brought tuberculosis (TB) and a wave of other deadly diseases with them. However, some strains of TB may have already been lurking in South America, a new study finds.
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Seals Brought TB to Americas Long Before Columbus
New study challenges the theory that Europeans introduced the disease to the New World.
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Seals and sea lions likely spread tuberculosis to humans
Scientists who study tuberculosis have long debated its origins. New research shows that tuberculosis likely spread from humans in Africa to seals and sea lions that brought the disease to South America and transmitted it to Native people there before Europeans landed on the continent.
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