Zoonotic candidate vaccine viruses and potency testing reagents for development and production of vaccines
For use in the 2027 southern hemisphere influenza season
25 September 2026
| Technical document
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Overview
The candidate vaccine viruses listed below, and associated information, are available for the development and production of vaccines against zoonotic influenza viruses.
WHO Team
Epidemic and Pandemic Management (EPM),
Global Influenza Surveillance and Response System
Editors
WHO