Ebola vaccine trial

The vaccine was developed by researchers at the National Institutes of Health and at Okairos, a Swiss-based biotech company owned by the British drug company GlaxoSmithKline.

Animal tests have been encouraging, but there's no guarantee the new vaccine will work in people. Several vaccines against Ebola have been tested before, but none has made it to the finish line.

“As the number of cases of Ebola continue to rise in West Africa, a Canadian company says it plans to start human safety trials of an Ebola vaccine later…