Ebola vaccine for Bundibugyo strain could take months before human trials

First, the Africa Centers for Disease Control and Prevention faced criticism when the World Health Organization suggested that it acted too slowly in announcing the spread.

WHO chief deeply concerned by 'scale and speed' of Ebola outbreak in Africa

But then a nurse spotted a patient with a severe fever who was bleeding from their nose—a sign of Ebola, a virus with a fatality rate of up to 50% that spreads through direct contact with bodily fluids.

An American doctor infected with the Ebola virus has been flown to Berlin's Charité hospital for specialist treatment.