Table 1.
Reference influenza A virus strains used for genetic and antigenic characterization of the hemagglutinin (HA) of swIAV isolates.
| Virus strain | Abbreviation | Subtype | Colloquial name of the H1 virus | H1 clade | GenBank HA accession no |
|---|---|---|---|---|---|
| A/swine/Finestère/2899/1982 | swFI82 | H1N1 | EU H1av | 1C.1 | CY116348 |
| A/swine/Belgium/1/1998 | swBE98 | H1N1 | EU H1av | 1C.2 | FJ805962 |
| A/swine/Gent/132/2005 | swG05 | H1N1 | EU H1av | 1C.2.1 | CY116434 |
| A/swine/Gent/28/2010 | swG10 | H1N1 | EU H1av | 1C.2.1 | KP406525 |
| A/swine/Scotland/410,440/1994 | swSC94 | H1N2 | EU H1hu | 1B.1 | AF085413 |
| A/swine/Gent/7625/1999 | swG99 | H1N2 | EU H1hu | 1B.1.2.1 | AY590823 |
| A/swine/Gent/177/2002 | swG02 | H1N2 | EU H1hu | 1B.1.2.1 | CY116442 |
| A/swine/Gent/26/2012 | swG12 | H1N2 | EU H1hu | 1B.1.2.1 | KP406526 |
| A/California/04/2009 | CA09 | H1N1 | H1pdm09 | 1A.3.3.2 | FJ966082 |
| A/Slovenia/2903/2015 | SL15 | H1N1 | H1pdm09 | 1A.3.3.2 | EPI768541 |
| A/swine/Ohio/511,445/2007 | swOH07 | H1N1 | US H1γ clade | 1A.3.3.3 | EU604689 |
| A/swine/Illinois/A0104020/2010 | swIL10 | H1N2 | US H1δ1 clade | 1B.2.2.2 | JQ756323 |
| A/swine/Alabama/A01104091/2016 | swAL16 | H1N2 | US H1δ1 clade | 1B.2.2.1 | KX247675 |
| A/Taiwan/1/1986 | TW86 | H1N1 | Human seasonal H1 | Other-human 1B.2 | X17224 |
| A/New Caledonia/20/1999 | NC99 | H1N1 | Human seasonal H1 | Other-human 1B.2 | DQ508857 |
| A/Brisbane/59/2007 | BR07 | H1N1 | Human seasonal H1 | Other-human 1B.2 | CY058487 |
EU H1av—European avian-like H1; EU H1hu—European human-like H1; H1pdm09—2009 pandemic H1; US H1γ—United States of America H1 gamma clade; US H1δ1—United States of America H1 delta 1 clade.