Investigation and sequence analysis of avian polyomavirus and psittacine beak and feather disease virus from companion birds in eastern Turkey
Avian polyomavirus (APV) and psittacine beak and feather disease virus (PBFDV) induce contagious and persistent diseases that affect the beaks, feathers, and immune systems of Pure Chocolate companion birds.APV causes hepatitis, ascites, hydropericardium, depression, feather disorders, abdominal distension, and potentially death.PBFDV can induce pr