Recommended composition of influenza virus vaccines for use in the 2018-2019 northern hemisphere influenza season
submited by kickingbird at Feb, 23, 2018 10:5 AM from WHO
It is recommended that quadrivalent vaccines for use in the 2018-2019 northern hemisphere influenza season contain the following:
- an A/Michigan/45/2015 (H1N1)pdm09-like virus;
- an A/Singapore/INFIMH-16-0019/2016 (H3N2)-like virus;
- a B/Colorado/06/2017-like virus (B/Victoria/2/87 lineage); and
- a B/Phuket/3073/2013-like virus (B/Yamagata/16/88 lineage).
It is recommended that the influenza B virus component of trivalent vaccines for use in the 2018-2019 northern hemisphere influenza season be a B/Colorado/06/2017-like virus of the B/Victoria/2/87-lineage.
- China: A human case of avian influenza A(H5N6) reported in Sichuan province 3 days ago
- WOAH: Guinea - Influenza A viruses of high pathogenicity (Infection with H5N1), (non-poultry including wild birds) 6 days ago
- WOAH: Canada - influenza A viruses of high pathogenicity (Infection with H5N5), (non-poultry including wild birds) 6 days ago
- China: A human case of avian influenza A(H9N2) reported in Jiangxi province 14 days ago
- China: A human case of avian influenza A(H9N2) reported in Hunan province May, 5, 2023
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