tetano
Editor, Senior Moderator
Emerg Infect Dis
. 2023 Jul 24;29(9).
doi: 10.3201/eid2909.230067. Online ahead of print.
Highly Pathogenic Avian Influenza A(H5N1) Clade 2.3.4.4b Virus in Wild Birds, Chile
Naomi Ariyama, Catalina Pardo-Roa, Gabriela Muñoz, Carolina Aguayo, Claudia Ávila, Christian Mathieu, Leonardo I Almonacid, Rafael A Medina, Barbara Brito, Magdalena Johow, Victor Neira
In December 2022, highly pathogenic avian influenza A(H5N1) clade 2.3.4.4b virus emerged in Chile. We detected H5N1 virus in 93 samples and obtained 9 whole-genome sequences of strains from wild birds. Phylogenetic analysis suggests multiple viral introductions into South America. Continued surveillance is needed to assess risks to humans and domestic poultry.
Keywords: Avian influenza virus; Chile; H5N1 subtype; influenza; influenza A virus; respiratory infections; viral dissemination; viruses; wild birds; zoonoses.
. 2023 Jul 24;29(9).
doi: 10.3201/eid2909.230067. Online ahead of print.
Highly Pathogenic Avian Influenza A(H5N1) Clade 2.3.4.4b Virus in Wild Birds, Chile
Naomi Ariyama, Catalina Pardo-Roa, Gabriela Muñoz, Carolina Aguayo, Claudia Ávila, Christian Mathieu, Leonardo I Almonacid, Rafael A Medina, Barbara Brito, Magdalena Johow, Victor Neira
- PMID: 37487166
- DOI: 10.3201/eid2909.230067
In December 2022, highly pathogenic avian influenza A(H5N1) clade 2.3.4.4b virus emerged in Chile. We detected H5N1 virus in 93 samples and obtained 9 whole-genome sequences of strains from wild birds. Phylogenetic analysis suggests multiple viral introductions into South America. Continued surveillance is needed to assess risks to humans and domestic poultry.
Keywords: Avian influenza virus; Chile; H5N1 subtype; influenza; influenza A virus; respiratory infections; viral dissemination; viruses; wild birds; zoonoses.