The Viral Most Wanted

Join CEPI’s disease detectives as they investigate the viral families that have threatened human life for centuries.

blue background with red particles dotted all over

The viruses that put humanity at greatest risk to date come from 25 or so virus families. It is these families that are most likely to produce the next deadly viral threat.

See all articles

two camels walking away in the sand and blue filtered image
The Viral Most Wanted

The Coronaviruses

historic image of hopsital ward with lassa patients on beds
The Viral Most Wanted

The Arenaviruses

close up image of a mosquito
The Viral Most Wanted

The Flaviviruses

poster with no entry sign over usa map with the word measles
The Viral Most Wanted

The Paramyxoviruses

closeup historic poster of someone with chickenpoxs
The Viral Most Wanted

Matonaviruses and Togaviruses

zoomed in photo of a tick with a blue filter
The Viral Most Wanted

The Nairoviruses

historic image of Edward Jenner administering vaccine
The Viral Most Wanted

The Poxviruses

Blue filter image of researcher looking at rodent on laboratory desk
The Viral Most Wanted

The Hantaviruses

closeup of new-born baby receiving oral medication
The Viral Most Wanted

The Retroviruses

closeup of nurse in full PPE
The Viral Most Wanted

The Filoviruses

historic image of red cross workers putting flu victim into cart
The Viral Most Wanted

The Orthomyxoviruses

The 100 Days Mission

CEPI’s vision is for the world to be able to respond to the next Disease X with a new vaccine in 100 days. Achieving that goal could defuse the threat of a pathogen with pandemic potential.Learn more about how CEPI is helping the world prepare for future pandemics.

Find out more