Influenza A Virus, H7N3 Subtype

**Definition:** A subtype of INFLUENZA A VIRUS comprised of the surface proteins hemagglutinin 7 and neuraminidase 3. It was first detected in turkeys in Britain in 1963 and there have been several outbreaks on poultry farms since that time.

**Tree numbers:** - B04.820.480.968.405.400.694

**Synonyms:** - Avian Influenza A(H7N3) Virus - H7N3 - H7N3 Bird Flu Virus - H7N3 Influenza Virus - H7N3 subtype - H7N3 Virus - Influenza A(H7N3) Virus