To induce serological response against N3 neuraminidase which can act as a marker to Differentiate Infected from Vaccinated Animals (DIVA strategy).
Seroloogilise vastuse indutseerimiseks N3 neuraminidaasi vastu, mis võib toimida infitseerunud ja vaktsineeritud loomade eristajana (DIVA strateegia, Differentiate Infected from Vaccinated Animals).