Systematic Veterinary Virology

Hosts affected

HOST AFFECTED

• ND has been reported at least 241 species of birds representing 27 of the 50 Orders of the class. Almost all birds are susceptible to infection. ND viruses have also been reported to infect animals other than birds, ranging from reptiles to man.
• The pathogenesis and production of clinical symptoms depend on the virus, the host species, age of host, infection with other organisms, environmental stress and immune status.