Inside DRC’s High-Stakes Test of Ervebo Against Bundibugyo Ebola

The Democratic Republic of the Congo has begun a research vaccination programme using the Ervebo Ebola vaccine among frontline health workers and others exposed to the ongoing Bundibugyo virus outbreak. The trial could answer an urgent question over whether a vaccine proven effective against another Ebola virus can offer protection against Bundibugyo, while the outbreak continues to spread amid conflict, operational constraints and unusually high mortality among young children.