title: Highly pathogenic avian influenza virus (H5N1) isolated from whooper swans, Japan.
abstract: On April 21, 2008, four whooper swans were found dead at Lake Towada, Akita prefecture, Japan. Highly pathogenic avian influenza virus of the H5N1 subtype was isolated from specimens of the affected birds. The hemagglutinin (HA) gene of the isolate belongs to clade 2.3.2 in the HA phylogenetic tree.
authors.affiliation: National Institute of Animal Health, Kannondai, Japan.
authors.forename: Yuko
authors.initials: Y
authors.lastname: Uchida
authors.forename: Masaji
authors.initials: M
authors.lastname: Mase
authors.forename: Kumiko
authors.initials: K
authors.lastname: Yoneda
authors.forename: Atsumu
authors.initials: A
authors.lastname: Kimura
authors.forename: Tsuyoshi
authors.initials: T
authors.lastname: Obara
authors.forename: Seikou
authors.initials: S
authors.lastname: Kumagai
authors.forename: Takehiko
authors.initials: T
authors.lastname: Saito
authors.forename: Yu
authors.initials: Y
authors.lastname: Yamamoto
authors.forename: Kikuyasu
authors.initials: K
authors.lastname: Nakamura
authors.forename: Kenji
authors.initials: K
authors.lastname: Tsukamoto
authors.forename: Shigeo
authors.initials: S
authors.lastname: Yamaguchi