Surveillance on antibodies against West Nile virus, Usutu virus, tick-borne encephalitis virus and Tribeč virus in wild birds in Drienovská wetland, Slovakia

Searching for specific antibodies in bird serum could reveal arbovirus activity in certain localities. To date, no systematic surveillance for arbovirus infection in autochthonous population of wild birds has been conducted in Slovakia. Present study includes birds captured on spring migration and birds of the autochthonous nesting population of the Drienovska wetland (Slovakia). Serum samples were tested for West Nile virus (WNV), Usutu virus...