The H9N2 subtype of avian influenza virus (AIV) is widely prevalent in poultry and wild birds
globally, and has become the predominant subtype circulating in poultry in China. The …

The extended co-circulation of H5 subtype highly pathogenic avian influenza (HPAI) viruses
and H9N2 low pathogenic avian influenza (LPAI) viruses has inevitably facilitated gene …

Decades have passed since the first discovery of H10-subtype avian influenza virus (AIV) in
chickens in 1949, and it has been detected in many species including mammals such as …

Since 2016, the highly pathogenic avian influenza H5N8 virus has emerged in the Central
Asian flyway and Europe, causing massive deaths in poultry and wild birds. In this study, we …

During October 2020–January 2021, we isolated a total of 67 highly pathogenic avian
influenza (HPAI) H5N8 viruses from wild birds and outbreaks in poultry in South Korea. We …

H9N2 subtype avian influenza A virus (AIV) is a causative agent that poses serious threats to
both the poultry industry and global public health. In this study, we performed active …

After the emergence of H7N9 avian influenza viruses (AIV) in early 2013 in China, active
surveillance of AIVs in migratory birds was undertaken, and two H7N7 strains were …

The H10 subtype of avian influenza virus (AIV) poses an ongoing threat to both birds and
humans. Notably, fatal human cases of H10N3 and H10N8 infections have drawn public …

The H8 subtype viruses are rarely isolated from wild ducks. Shanghai is one of the important
wintering or stopover sites on the East Asia-Australia Migration Flyway. An influenza virus …

The novel H7N9 avian influenza virus (AIV) was demonstrated to cause severe human
respiratory infections in China. Here, we examined poultry specimens from live bird markets …