The recent concurrent emergence of H5N1, H5N6, and H5N8 avian influenza viruses (AIVs)
has caused significant avian mortality globally. Since 2020, frequent human-animal …

The clade 2.3. 4.4 b H5N8 avian influenza viruses (AIVs) have caused the loss of more than
33 million domestic poultry worldwide since January 2020. Novel H5N6 reassortants with …

H6-subtype avian influenza virus (AIV) was prevalent in the world and could sporadically
infect humans. Here, a new chicken-derived H6N6-subtype AIV strain …

H6 subtype avian influenza virus (AIV) was prevalent in poultry and could sporadically infect
humans. Here, a total of 196 novel H6 AIV s isolated from poultry in eight provinces of China …

Abstract Clade 2.3. 4.4 of H5N6 subtype Avian Influenza Viruses (AIVs) has become
dominant clade in South-East Asia. So far, a total of 16 cases of human infection, including 6 …

ABSTRACT H6N6 avian influenza viruses (AIVs) have been widely detected in wild birds,
poultry, and even mammals. Recently, H6N6 viruses were reported to be involved in the …

Since it firstly emerged in China in 2013, clade 2.3. 4.4 H5N6 highly pathogenic avian
influenza viruses (HPAIVs) has rapidly replaced predominant H5N1 to become the dominant …

Highly pathogenic avian influenza (HPAI) subtype H5N1 clade 2.3. 4.4 b virus has spread
globally, causing unprecedented large-scale avian influenza outbreaks since 2020. In 2021 …

Objectives The continuous evolution of highly pathogenic H5N6 avian influenza viruses
(AIVs) causes outbreaks in wildfowl and poultry, and occasional human infections. The aim …

Six highly pathogenic avian influenza (HPAI) H5N1 viruses (clade 2.3. 4.4 b) were detected
in migratory birds in Hubei Province in November 2021. Phylogenetic analysis indicated that …