| Virusb . | HI Titer with Reference Ferret Antiseraa . | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USSR/77 . | ENG/80 . | CHI/83 . | TW/86 . | TX/91 . | NC/99 . | SI/06 . | BR/07 . | X-179A . | CA/09 . | MI/15e . | MI/15c . | IW/15e . | IW/15c . | |
| USSR/77 | 640 | 320 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| ENG/80 | 320 | 640 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| CHI/83 | 40 | 160 | 80 | < | < | < | < | < | < | < | < | < | < | < |
| TW/86 | < | 10 | 40 | 320 | 320 | 20 | < | < | < | < | < | < | < | < |
| TX/91 | < | < | 10 | 320 | 160 | 40 | 20 | < | < | < | < | < | < | < |
| BAY/95 | < | < | < | 320 | 320 | 40 | 20 | < | < | < | < | < | < | < |
| NC/99 | < | < | < | < | < | 1280 | 80 | 160 | < | < | < | < | < | < |
| SI/06 | < | < | < | < | < | 160 | 640 | 320 | < | < | < | < | < | < |
| BR/07 | < | < | < | < | < | 80 | 320 | 640 | < | < | < | < | < | < |
| X-179A | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| CA/09 | < | < | < | < | < | < | < | < | 1280 | 1280 | 640 | 1280 | 640 | 640 |
| MI/15e | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| MI/15c | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| IW/15e | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| IW/15c | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| RG-K163 | < | < | < | < | < | < | < | < | 5120 | 2560 | 2560 | 2560 | 2560 | 2560 |
| RG-K163Q | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| RG-D127T | < | < | < | < | < | < | < | < | 1280 | 640 | 640 | 1280 | 640 | 640 |
| Virusb . | HI Titer with Reference Ferret Antiseraa . | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USSR/77 . | ENG/80 . | CHI/83 . | TW/86 . | TX/91 . | NC/99 . | SI/06 . | BR/07 . | X-179A . | CA/09 . | MI/15e . | MI/15c . | IW/15e . | IW/15c . | |
| USSR/77 | 640 | 320 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| ENG/80 | 320 | 640 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| CHI/83 | 40 | 160 | 80 | < | < | < | < | < | < | < | < | < | < | < |
| TW/86 | < | 10 | 40 | 320 | 320 | 20 | < | < | < | < | < | < | < | < |
| TX/91 | < | < | 10 | 320 | 160 | 40 | 20 | < | < | < | < | < | < | < |
| BAY/95 | < | < | < | 320 | 320 | 40 | 20 | < | < | < | < | < | < | < |
| NC/99 | < | < | < | < | < | 1280 | 80 | 160 | < | < | < | < | < | < |
| SI/06 | < | < | < | < | < | 160 | 640 | 320 | < | < | < | < | < | < |
| BR/07 | < | < | < | < | < | 80 | 320 | 640 | < | < | < | < | < | < |
| X-179A | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| CA/09 | < | < | < | < | < | < | < | < | 1280 | 1280 | 640 | 1280 | 640 | 640 |
| MI/15e | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| MI/15c | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| IW/15e | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| IW/15c | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| RG-K163 | < | < | < | < | < | < | < | < | 5120 | 2560 | 2560 | 2560 | 2560 | 2560 |
| RG-K163Q | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| RG-D127T | < | < | < | < | < | < | < | < | 1280 | 640 | 640 | 1280 | 640 | 640 |
Abbreviations: BAY/95, A/Bayern/7/1995; BR/07, A/Brisbane/59/2007; CA/09, A/California/07/2009; CHI/83, A/Chile/1/1983; ENG/80, A/England/333/1980; HI, hemagglutination inhibition; IW/15c and IW/15e, cell- and egg-propagated A/Iowa/53/2015, respectively; MI/15c and MI/15e, cell- and egg-propagated A/Michigan/45/2015, respectively; NC/99, A/New Caledonia/20/1999; RG-D127T, A/California/7/2009-PR8-D127T; RG-K163K, A/California/7/2009-PR8; RG-K163Q, A/California/7/2009-PR8-K163Q; SI/06, A/Solomon Islands/3/2006; TW/86, A/Taiwan/1/1986; TX/91, A/Texas/36/1991; USSR/77, A/USSR/90/1977; X-179A, A/California/07/2009-PR8.
aAntisera were serum samples from ferrets infected with a single dose of A(H1N1) virus. Less-than symbols (<) denote HI titers <10. Titers in bold represent reactions to the homologous virus.
bDashed line separates H1N1pdm09 viruses from prior-2009 sH1N1 viruses. e denotes viruses propagated in eggs; c denotes viruses propagated in cells. Viruses were egg-propagated unless otherwise specified.
| Virusb . | HI Titer with Reference Ferret Antiseraa . | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USSR/77 . | ENG/80 . | CHI/83 . | TW/86 . | TX/91 . | NC/99 . | SI/06 . | BR/07 . | X-179A . | CA/09 . | MI/15e . | MI/15c . | IW/15e . | IW/15c . | |
| USSR/77 | 640 | 320 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| ENG/80 | 320 | 640 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| CHI/83 | 40 | 160 | 80 | < | < | < | < | < | < | < | < | < | < | < |
| TW/86 | < | 10 | 40 | 320 | 320 | 20 | < | < | < | < | < | < | < | < |
| TX/91 | < | < | 10 | 320 | 160 | 40 | 20 | < | < | < | < | < | < | < |
| BAY/95 | < | < | < | 320 | 320 | 40 | 20 | < | < | < | < | < | < | < |
| NC/99 | < | < | < | < | < | 1280 | 80 | 160 | < | < | < | < | < | < |
| SI/06 | < | < | < | < | < | 160 | 640 | 320 | < | < | < | < | < | < |
| BR/07 | < | < | < | < | < | 80 | 320 | 640 | < | < | < | < | < | < |
| X-179A | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| CA/09 | < | < | < | < | < | < | < | < | 1280 | 1280 | 640 | 1280 | 640 | 640 |
| MI/15e | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| MI/15c | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| IW/15e | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| IW/15c | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| RG-K163 | < | < | < | < | < | < | < | < | 5120 | 2560 | 2560 | 2560 | 2560 | 2560 |
| RG-K163Q | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| RG-D127T | < | < | < | < | < | < | < | < | 1280 | 640 | 640 | 1280 | 640 | 640 |
| Virusb . | HI Titer with Reference Ferret Antiseraa . | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USSR/77 . | ENG/80 . | CHI/83 . | TW/86 . | TX/91 . | NC/99 . | SI/06 . | BR/07 . | X-179A . | CA/09 . | MI/15e . | MI/15c . | IW/15e . | IW/15c . | |
| USSR/77 | 640 | 320 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| ENG/80 | 320 | 640 | 160 | < | < | < | < | < | < | < | < | < | < | < |
| CHI/83 | 40 | 160 | 80 | < | < | < | < | < | < | < | < | < | < | < |
| TW/86 | < | 10 | 40 | 320 | 320 | 20 | < | < | < | < | < | < | < | < |
| TX/91 | < | < | 10 | 320 | 160 | 40 | 20 | < | < | < | < | < | < | < |
| BAY/95 | < | < | < | 320 | 320 | 40 | 20 | < | < | < | < | < | < | < |
| NC/99 | < | < | < | < | < | 1280 | 80 | 160 | < | < | < | < | < | < |
| SI/06 | < | < | < | < | < | 160 | 640 | 320 | < | < | < | < | < | < |
| BR/07 | < | < | < | < | < | 80 | 320 | 640 | < | < | < | < | < | < |
| X-179A | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| CA/09 | < | < | < | < | < | < | < | < | 1280 | 1280 | 640 | 1280 | 640 | 640 |
| MI/15e | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| MI/15c | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| IW/15e | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| IW/15c | < | < | < | < | < | < | < | < | 1280 | 1280 | 1280 | 2560 | 1280 | 1280 |
| RG-K163 | < | < | < | < | < | < | < | < | 5120 | 2560 | 2560 | 2560 | 2560 | 2560 |
| RG-K163Q | < | < | < | < | < | < | < | < | 2560 | 2560 | 1280 | 2560 | 2560 | 2560 |
| RG-D127T | < | < | < | < | < | < | < | < | 1280 | 640 | 640 | 1280 | 640 | 640 |
Abbreviations: BAY/95, A/Bayern/7/1995; BR/07, A/Brisbane/59/2007; CA/09, A/California/07/2009; CHI/83, A/Chile/1/1983; ENG/80, A/England/333/1980; HI, hemagglutination inhibition; IW/15c and IW/15e, cell- and egg-propagated A/Iowa/53/2015, respectively; MI/15c and MI/15e, cell- and egg-propagated A/Michigan/45/2015, respectively; NC/99, A/New Caledonia/20/1999; RG-D127T, A/California/7/2009-PR8-D127T; RG-K163K, A/California/7/2009-PR8; RG-K163Q, A/California/7/2009-PR8-K163Q; SI/06, A/Solomon Islands/3/2006; TW/86, A/Taiwan/1/1986; TX/91, A/Texas/36/1991; USSR/77, A/USSR/90/1977; X-179A, A/California/07/2009-PR8.
aAntisera were serum samples from ferrets infected with a single dose of A(H1N1) virus. Less-than symbols (<) denote HI titers <10. Titers in bold represent reactions to the homologous virus.
bDashed line separates H1N1pdm09 viruses from prior-2009 sH1N1 viruses. e denotes viruses propagated in eggs; c denotes viruses propagated in cells. Viruses were egg-propagated unless otherwise specified.
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