{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,28]],"date-time":"2026-10-28T04:33:57Z","timestamp":1793162037736,"version":"4.5.0"},"reference-count":21,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2026,10,7]],"date-time":"2026-10-07T00:00:00Z","timestamp":1791331200000},"content-version":"vor","delay-in-days":6,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Influenza Resp Viruses"],"published-print":{"date-parts":[[2026,10]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background and Methods<\/jats:title>\n                    <jats:p>The evolutionary divergence of the A(H5) hemagglutinin (HA) gene of high pathogenicity avian influenza (HPAI) viruses (A\/goose\/Guangdong\/96 lineage) was analyzed by phylogenetic and average pairwise distance methods to identify clades that merit nomenclature updates.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results and Conclusions<\/jats:title>\n                    <jats:p>Based on this assessment, 12 new clade designations were recommended based on division of clade 2.3.2.1c and 2.3.4.4 viruses, which were reported in Africa, Antarctica, Asia, Europe, the Middle East, the Americas, and Oceania since the most recent WHO\/WOAH\/FAO H5 Evolution Working Group update.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/irv.70317","type":"journal-article","created":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T06:09:19Z","timestamp":1791439759000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Nomenclature Updates to the Hemagglutinin Gene Clade Designations Resulting From the Continued Evolution of High Pathogenicity Avian Influenza A(H5) Virus Clades 2.3.2.1c and 2.3.4.4"],"prefix":"10.1111","volume":"20","author":[{"given":"Tommy T.","family":"Lam","sequence":"first","affiliation":[{"name":"The Hong Kong Jockey Club Global Health Institute, State Key Laboratory of Emerging Infectious Diseases, School of Public Health The University of Hong Kong  Pokfulam Hong Kong SAR China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1429-974X","authenticated-orcid":false,"given":"C. Todd","family":"Davis","sequence":"additional","affiliation":[{"name":"Influenza Division Centers for Disease Control and Prevention  Atlanta Georgia USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"name":"World Health Organization\/World Organisation for Animal Health\/Food and Agriculture Organization (WHO\/WOAH\/FAO) H5 Evolution Working Group","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,10,7]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/irv.12230"},{"issue":"7","key":"e_1_2_11_3_1","doi-asserted-by":"crossref","DOI":"10.3201\/eid1407.071681","article-title":"Toward a Unified Nomenclature System for High Pathogenicity Avian Influenza Virus (H5N1)","volume":"14","author":"WHO\/OIE\/FAO","year":"2008","journal-title":"Emerging Infectious 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