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Health

Seals likely responsible for spread of tuberculosis in Americas




Seals
Seals
Flickr/Victor

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European explorers have been blamed for introducing diseases across the Americas, but they might have been unfairly pegged with spreading tuberculosis. New research suggests that Native South Americans could have contracted tuberculosis from seals well before any outsiders showed up.

Co-author Anne Stone joins Take Two to talk more about how the disease could have been transmitted to humans and how they came to this conclusion.