Characterization of a novel avian avulavirus 1 of Class I isolated from a mute swan (Cygnus olor) in Macedonia in 2012
Avian avulavirus type 1 (AAvV-1) belongs to the family Paramyxoviridae, genus Avulavirus.Even though belonging to a single serotype, there is great genetic variability between these viruses.On the basis of the available complete fusion (F) gene and whole genome sequences and using the genotype classification system, AAvV-1 viruses are divided in tw