An experimental drug cocktail has cured monkeys inoculated with a lethal dose of the Ebola virus, setting the stage for scientists to test the treatment in people.

While other drugs have shown some success in protecting monkeys against Ebola, they had to be dispensed within two days of exposure to the virus. By contrast, the latest treatment, known as ZMapp, saved the animals when it was administered up to five days after infection, when the monkeys were days or even hours from death.

...