Table 2.
History of the porcine reproductive and respiratory syndrome virus strains used in this study
| Virus straina | Place and year of isolation | GenBank accession no. |
|---|---|---|
| AV30 | Belgium, 1992 | AY035946 |
| PA8 | Canada, 1995 | AF 176348 |
| 93-47324 | Canada, 1993 | AF043969 |
| IAF-exp91 | Canada | L40898 |
| HB-1(sh)/2002 | China, 2002 | AY 150312 |
| BJ-4 | China | AF 331831 |
| CH-1a | China | AY 032626 |
| Ye | China | AF142476 |
| 28639/98 | Denmark, 1998 | AY035957 |
| 20567 A | Denmark, 1997 | AY035952 |
| 21191 | Denmark, 1997 | AY035953 |
| 24554/97 | Denmark, 1997 | AY035955 |
| 12985 | Denmark, 1996 | AY035949 |
| 14474B | Denmark, 1996 | AY035950 |
| 17704A | Denmark, 1996–1997 | AF095479 |
| 17738B | Denmark, 1996–1997 | AF095480 |
| 17875 | Denmark, 1996–1997 | AF095484 |
| 17876 | Denmark, 1996–1997 | AF095485 |
| 18013 | Denmark, 1996–1997 | AF095486 |
| 18027 | Denmark, 1996–1997 | AF095487 |
| 18031 | Denmark, 1996–1997 | AF095488 |
| 18033 | Denmark, 1996–1997 | AF095489 |
| 18253 | Denmark, 1996–1997 | AF095490 |
| 18338 | Denmark, 1996–1997 | AF095491 |
| 19020 | Denmark, 1996–1997 | AF095495 |
| 21192 | Denmark, 1996–1997 | AF095497 |
| 21317 | Denmark, 1996–1997 | AF095498 |
| 5767-6 | Denmark, 1995 | AY035962 |
| 12654 | Denmark, 1995 | AY035947 |
| 12770/95 | Denmark, 1995 | AY035948 |
| Denmark 49 | Denmark, 1995 | AF297103 |
| 340-1 | Denmark, 1994 | AY035959 |
| 228 A | Denmark, 1993 | AY035954 |
| 18794 | Denmark, 1993 | AY035951 |
| 48/92-1 | Denmark, 1992 | AY035961 |
| France 50-18 | France, 1995 | AF297102 |
| SDRPV4A | France, 1993 | AY035965 |
| SDRPIV4A | France, 1992 | AY035964 |
| 2.46 | Germany, 1993 | AY035967 |
| 2.96 | Germany, 1993 | AY035968 |
| ABV 32-13 | Hungary, 1999 | AF297104 |
| 974/98 | Italy, 1998 | AY035978 |
| 1142/97 | Italy, 1997 | AY035941 |
| 2029/97 | Italy, 1997 | AY035973 |
| 2481/97 | Italy, 1997 | AY035975 |
| 2567/96 | Italy, 1996 | AY035976 |
| 3943/96 | Italy, 1996 | AY035977 |
| 7571/96 | Italy, 1996 | AY035943 |
| 1/93 | Italy, 1993 | AY035969 |
| 1999/93 | Italy, 1993 | AY035972 |
| 3391/93 | Italy, 1993 | AY035942 |
| 2156 | Italy, 1992 | AY035974 |
| 1828 | Italy | AY035971 |
| Kitasato 93-1 | Japan | AB023782 |
| EDRD-1 | Japan | D45852 |
| PL97-1 | Korea, 1997 | This study |
| Aus | Lithuania, 2000 | AF438362 |
| Sid | Lithuania, 2000 | AF438363 |
| The Netherlands 60 | The Netherlands, 1994 | AF297100 |
| The Netherlands 3.2 | The Netherlands, 1993 | AF297101 |
| Lelystad | The Netherlands, 1991 | M 96262 |
| Boxmeer 10 | The Netherlands | L04493 |
| Nie | Poland, 1997 | AF438361 |
| Rak | Poland, 1997 | AF438360 |
| L56/2/91 | Spain, 1991 | AY035979 |
| 65/2/91 | Spain, 1991 | AY035980 |
| AF317692 | Spain | AF317692 |
| MD-001 | Taiwan, 1991 | AF121131 |
| NY4 | UK, 1994 | L77926 |
| Be1 | UK, 1993 | L77914 |
| Ha1 | UK, 1992 | L77918 |
| L1-D767 | UK, 1992 | AY035982 |
| L2 | UK, 1992 | L77920 |
| No1 | UK, 1992 | L77924 |
| NY3-D769 | UK, 1992 | AY035983 |
| H3 | UK, 1991 | L77916 |
| Ox1 | UK | L77927 |
| 16244B | USA, 1997 | AF 046869 |
| NVSL 97-7985 | USA, 1997 | AF 325691 |
| P129 | USA, 1995 | AF 494042 |
| 95-13536 | USA, 1995 | AF043959 |
| 95-15299 | USA, 1995 | AF043960 |
| 95-33010 | USA, 1995 | AF043961 |
| 94-18310 | USA, 1994 | AF043958 |
| 94-36893 | USA, 1994 | AF043970 |
| 93-6351 | USA, 1993 | AF043952 |
| 93-14620 | USA, 1993 | AF043951 |
| 93-22326 | USA, 1993 | AF043964 |
| 93-22330 | USA, 1993 | AF043953 |
| 93-27687 | USA, 1993 | AF043954 |
| 93-44927 | USA, 1993 | AF043957 |
| 92-6725 | USA, 1992 | AF043971 |
| 92-01205 | USA, 1992 | AF043956 |
| 92-11824 | USA, 1992 | AF043950 |
| 92-19698 | USA, 1992 | AF043963 |
| 92-22332 | USA, 1992 | AF043965 |
| 91-46907 | USA, 1991 | AF043955 |
| 89-46448 | USA, 1989 | AF043949 |
| 89-46489 | USA, 1989 | AF043966 |
| VR-2332 | USA | U 87392 |
| 28523 | USA | AF043973 |
| ISU-P | USA | AF043974 |
| SU-22 | USA | U18749 |
| ISU-55 | USA | U18751 |
| SU-79 | USA | U18752 |
| ISU-1894 | USA | U18748 |
| SU-3927 | USA | U18750 |
| A-D21 | USA | AF043972 |
| RespPRRS MLV | Vaccine strain | AF 066183 |
| MLV RespPRRS/Repro | Vaccine strain (NOBL Lab) | AF 159149 |
| SP | Vaccine strain (Prime Pac) | AF 184212 |
a
Thirteen fully sequenced PRRSV strains are indicated in boldface type.