The head of the UN's Ebola fighting force on Sunday warned against complacency as the battle against the disease entered its final lap while also hailing Guinea for tightening surveillance.
Guinean President Alpha Conde has declared a 45-day "health emergency" in five regions of the Ebola-hit nation in a bid to stem the spread of the deadly disease.
A British army reservist who contracted Ebola while working as a volunteer nurse in Sierra Leone has fully recovered after becoming the first patient in the world to receive an experimental new treatment.
Sierra Leone's 6 million people were told to stay home for three days, except for religious services, beginning Friday as the West African nation attempted a final push to rid itself of Ebola.
Two experimental Ebola vaccines, tested in Liberia on more than 600 people in a phase 2 clinical trial appear to be safe, the US National Institute of Allergy and Infectious Diseases (NIAID) said Thursday.
The Ebola virus is not mutating as quickly as scientists had feared, which is good news for treating the disease and preventing its spread, a study showed Thursday.
An Ebola whole virus vaccine, constructed using a novel experimental platform, has been shown to effectively protect monkeys exposed to the often fatal virus.