Explainer - Bundibugyo is a rare strain of Ebolavirus which kills up to 40 percent of infected people making it less lethal than the more common Zaire strain.

About 246 suspected cases & 65 deaths have been reported mainly in Mongbwalu and Rwampara health zones in Ituri province, near the Ugandan border.

No vaccines exist for Ebola Bundibugyo, which has caused 80 suspected deaths in the Democratic Republic of the Congo and one in Uganda

Bundibugyo virus disease has caused two previous outbreaks of Ebola in 2007 and 2012