Sole Source of Ebola Outbreak Believed to Be Patient Zero

October 10, 2014 2:58 PM

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Although researchers had initially feared that the current Ebola outbreak had begun as the virus repeatedly jumped from a natural reservoir (represented most likely by infected animals) to humans, recent research has shown that in fact, it stemmed from an initial leap into humans. Scientists have concluded that the deadly virus spreading in several West African countries has descended from an original viral jump and that there are no new versions of the pathogen being introduced into the human population.

“powerful evidence that once the virus was introduced into the human population subsequent transmission was human to human, and this is not from repeated introductions from the wild,”

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