Follow the money: Why is a new Ebola vaccine taking so long to develop?

The Ebola outbreak in the DRC has claimed more than 3,400 lives and infected thousands more. Despite the scale of the outbreak, there is still no approved vaccine for the latest strain. Leanna Byrne examines what it takes and who pays to develop a vaccine. We look at what is slowing vaccine development and whether the limited commercial market for Ebola vaccines means governments, charities and international donors must step in to fund research.

(Photo: Sanitation measures underway at Bunia market to contain Ebola outbreak, Democratic Republic of the Congo, 23 May, 2026. Credit: EPA)

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Producer: Matt Lines