Ebola 'Supervirus' Is Unlikely, Experts Say

Researchers isolated this Ebola virus from patient blood samples collected in Mali. The Ebola virus that is causing the current outbreak in West Africa is not mutating as quickly as earlier reports had suggested, a new study finds.Researchers said This finding helps allay fears that the virus could change into a more infectious or deadly form. In the study, published online Thursday in the journal Science , researchers compared virus samples from people in Africa who became infected with Ebola up to nine months apart.