Ebola crisis - Vaccine 'too late' for outbreak
By Simon Cox
GSK is one of several companies trying to fast-track a vaccine to prevent the spread of Ebola in West Africa.
But Dr Ripley Ballou, head of GSK's Ebola vaccine research, said full data on its safety and efficacy would not be ready until late 2015.
The World Health Organization (WHO) says more than 9,000 people have been infected and more than 4,500 have died.
Health workers are struggling to contain the spread of the virus, which is mostly affecting people in Liberia, Guinea and Sierra Leone.
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