is a single-dose vaccine. It works by using a modified virus to produce antibodies against Ebola, equipping the immune system to recognise and neutralise the virus upon exposure. Clinical trials ...

Outbreaks of the deadly Ebola virus flare up in parts of Africa almost every year. The virus kills about half the people it infects. But a new study shows that a vaccine already in use is offering ...

Over time, however, researchers have developed ways to fight back against Ebola, including rVSVΔG-ZEBOV-GP, a single-dose intramuscular vaccine that causes cells to make one of the virus's proteins.

And this outbreak is different. Ebola is a disease of multitudes. For the most common species of the virus, successful vaccines have already been developed. But for others, no vaccine exists.

Uganda declared the outbreak over on 26 April. In total there had been fourteen reported cases, of whom four died ...

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