Volume 32, Number 1—January 2026
Dispatch
Detection of Avian Influenza H5–Specific Antibodies by Chemiluminescent Assays
Table
Viruses used to inoculate avian species for serum collection in a study on detection of avian influenza H5-specific antibodies by chemiluminescent assays*
| Virus | Name | Lineage | Host | HAI titer† |
|---|---|---|---|---|
| Anti-H5N1 | Anti-H5N1 polyclonal antibody‡ | Clade 2.3.4.4b | Chicken | N/A |
| H5N1 | A/chicken/Vietnam/14/2005 | Clade 2.3.2 | Chicken | 256 |
| H5N1 | H5 DNA vaccinated with HA from A/mallard/BC/373/2005 (H5N2) and challenged with A/chicken/Vietnam/14/2005 (H5N1) | Vaccine: North American; challenge: Clade 2.3.2 | Duck | 1,024 |
| H5N1 | A/teal/Germany/Wv632/2005 | Eurasian LPAI | Chicken | 256 |
| H5N2 | A/turkey/Minn/3689-1551-1981 | North American | Chicken | 128 |
| H3N2 | A/DK/ON/05/2000 | Triple reassortant North American | Chicken | 128 |
| H5N3 | A/TY/CA/35621/1984 | North American | Chicken | 128 |
| H7N3 | A/chicken/BC/CN-7/2004 | North American | Chicken | 256 |
| H7N9 | A/Anhui/001/2013 | East Asian | Chicken | 128 |
| H9N2 | A/Ty/Mn/12877/1285/1981 | North American | Chicken | 128 |
*HA, hemagglutinin; HAI, hemagglutinin inhibition. †Experimental serum generated at the National Centre for Foreign Animal Disease, Canadian Food Inspection Agency, where HAI testing was also performed. ‡Creative Diagnostics, https://www.creative-diagnostics.com.
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