have designed influenza vaccine candidates based on group 2 influenza hemagglutinin (HA) proteins. These group 2 HA proteins were engineered to remove the highly variable head region and stabilize ...

The H5 subtype highly pathogenic avian influenza (HPAI) virus is one of the greatest threats to global poultry ... single dose immunization of chickens with rHA VLPs or rHA-CVCVA5 vaccines induced ...