Table 1 Data on the Italian strains investigated in this study.
From: Different evolutionary trends of swine H1N2 influenza viruses in Italy compared to European viruses
| Â | Strains | Year | Group | Prov | Region | Production phases | HA GeneAcc Number | NA | Gross lesions | Other pathogens |
|---|---|---|---|---|---|---|---|---|---|---|
1 | 62 | 1998 | B | MN | Lombardia-N | Fattening | HQ709201 | HQ709202 | n.a. | Â |
2 | 3592 | 1999 | A | MN | Lombardia-N | Fattening | HQ660233 | HQ658492 | n.a. | Â |
3 | 18 | 2000 | A | FC | Emilia Romagna-N | Weaning | HQ709203 | HQ709204 | Pneumonia with purple areas of consolidation | Â |
4 | 22530 | 2002 | C | PV | Lombardia-N | Weaning | HQ658491 | HQ660234 | Pneumonia with purple areas of consolidation | PRSV |
5 | 4675 | 2003 | B | MN | Lombardia-N | Sows | HM996942 | HM996957 | Pneumonia | P. multocida, PRRSV, PCV2, M. hyopneumoniae |
6 | 259543 | 2003 | A | PV | Lombardia-N | Fattening | JN022470 | JN022471 | Pneumonia with purple areas of consolidation, pleuritis, interstitial oedema | M. hyopneumoniae |
7 | 50568 | 2005 | B | CR | Lombardia-N | Fattening | HQ660235 | HQ660236 | Pneumonia with grey areas of consolidation in the apical and cardiac lobes | Â |
8 | 53991 | 2005 | B | BS | Lombardia-N | Fattening | KF305975 | KF305948 | Â | Â |
9 | 203047 | 2005 | B | BS | Lombardia-N | Fattening | KF305976 | KF305949 | Pneumonia with grey areas of consolidation in the apical and cardiac lobes, pleuritis | PRSV, PCV2 |
10 | 232134 | 2005 | B | CR | Lombardia-N | Fattening | HQ660249 | HQ660250 | Pneumonia with grey areas of consolidation in the apical and cardiac lobes | Â |
11 | 233139 | 2005 | B | PU | Marche- C° | Weaning | HQ660251 | HQ660252 | Pneumonia with purple areas of consolidation |  |
12 | 267010 | 2005 | B | VE | Veneto-N | Weaning | KF305977 | KF305950 | Interstitial pneumonia | PCV2 |
13 | 626/2 | 2006 | B | CR | Lombardia-N | Fattening | HQ658489 | HQ658490 | Pneumonia with grey areas of consolidation in the apical and cardiac lobes | PCV2, A. pleuropneumoniae 1, P. multocida |
14 | 20333 | 2006 | B | CR | Lombardia-N | Piglet | KF305978 | KF305951 | Pneumonia with areas of consolidation in the cardiac lobes | Â |
15 | 114347/1 | 2006 | B | BG | Lombardia-N | Fattening | HQ658487 | HQ660244 | Pneumonia with grey areas of consolidation in the apical and cardiac lobes | Â |
16 | 226846 | 2006 | B | MN | Lombardia-N | Fattening | KF305979 | KF305952 | Pneumonia with grey areas of consolidation | PRSV, PCV2 |
17 | 269578 | 2006 | B | MN | Lombardia-N | Fattening | KF305980 | KF305953 | Bronchitis and pneumonia with areas of consolidation | PRSV |
18 | 29141 | 2008 | B | BS | Lombardia-N | Fattening | KF305981 | KF305954 | Suppurative broncopneumonia with grey areas of consolidation in the apical lobes | A. pyogenes |
19 | 196875 | 2008 | C | CN | Piemonte-N | Weaning | KF305982 | KF305955 | Interstitial pneumonia with areas of consolidation in the apical lobe | Â |
20 | 198260 | 2008 | B | BS | Lombardia-N | Piglet | HQ660247 | HQ660248 | Interstitial pneumonia, white necrotic foci in the myocardium | ECMV |
21 | 59209/2 | 2009 | B | BS | Lombardia-N | Fattening | HQ660237 | HQ658488 | Pneumonia with grey areas of consolidation and pleuritis | P. multocida |
22 | 70757 | 2009 | B | BS | Lombardia-N | Fattening | HQ660238 | HQ660239 | Pneumonia with grey areas of consolidation and pleuritis | PCV2 , P. multocida |
23 | 81062 | 2009 | B | BS | Lombardia-N | Piglet | HQ660240 | HQ660241 | Pneumonia and fibrinous pleuritis and pericarditis | PRSV, H. parasuis |
24 | 81226 | 2009 | B | PR | Emilia Romagna-N | Weaning | HQ660242 | HQ660243 | Pneumonia with monolateral purple areas of consolidation | PRSV, H. parasuis |
25 | 191985 | 2009 | B | LO | Lombardia-N | Fattening | HQ660245 | HQ660246 | Pneumonia and fibrinous pleuritis | A. pleuropneumoniae 1 |
26 | 274298 | 2009 | B | BG | Lombardia-N | Fattening | HQ709193 | HQ709194 | Pneumonia with purple and grey areas of consolidation, interstitial oedema | PCV2, M. hyopneumoniae |
27 | 289700 | 2009 | B | BS | Lombardia-N | Weaning | HQ709195 | HQ709196 | Pneumonia and fibrinous pleuritis | PRSV, P. multocida |
28 | 310411 | 2009 | C | BS | Lombardia-N | Fattening | KF305983 | KF305956 | Interstitial pneumonia | PRSV |
29 | 320546 | 2009 | B | MN | Lombardia-N | Fattening | HQ709197 | HQ709198 | Interstitial and fibrinous pneumonia | PRSV, PCV2, P. multocida |
30 | 321986 | 2009 | B | BS | Lombardia-N | Fattening | HQ709199 | HQ709200 | Pneumonia with purple areas of consolidation, fibrinous pleuritis and pericarditis | PRSV, PCV2, H. parasuis |
31 | 38272 | 2010 | B | BS | Lombardia-N | Weaning | JN596916 | JN596917 | Pneumonia with grey areas of consolidation in the apical lobes | PRSV, PCV2 |
32 | 58769 | 2010 | C | VR | Veneto-N | Piglet | HM771276 | HM771275 | Pneumonia with areas of consolidation in the apical lobes, fibrinous pleuritis | A. pleuropneumoniae 1 |
33 | 63580 | 2010 | C | BS | Lombardia-N | Weaning | KF305984 | KF305957 | Poly-serositis and catarrhal enteritis | PRSV, H. parasuis, M. hyopneumoniae |
34 | 76687 | 2010 | B | CR | Lombardia-N | Weaning | KF305985 | KF305958 | Pneumonia with purple areas of consolidation in the apical and cardiac lobes | PRSV, PCV2 |
35 | 85218 | 2010 | B | BS | Lombardia-N | Weaning | KF305986 | KF305959 | Interstitial pneumonia | Â |
36 | 116114 | 2010 | D | MN | Lombardia-N | Fattening | CY067662 | CY067664 | Pneumonia with red areas of consolidation in the apical lobes, , interlobular oedema, and fibrinous pleuritis | S. suis |
37 | 118616 | 2010 | B | PC | Emilia Romagna-N | Weaning | JN596920 | JN596921 | Pneumonia with areas of consolidation in the apical lobes | PRSV, PCV2 |
38 | 149992 | 2010 | B | BS | Lombardia-N | Fattening | JN596922 | JN596923 | Pneumonia and fibrinous pleuritis | PRSV, P. multocida |
39 | 166015 | 2010 | B | BS | Lombardia-N | Weaning | KF305987 | KF305960 | Suppurative broncopneumonia | A. pyogenes |
40 | 170177 | 2010 | B | CR | Lombardia-N | Weaning | KF305988 | KF305961 | Pneumonia and fibrinous pleuritis and pericarditis | PRSV, H. parasuis |
41 | 195639 | 2010 | C | CN | Piemonte-N | Weaning | KF305989 | KF305962 | Pneumonia with red areas of consolidation in the apical lobes, interstitial oedema | PRSV, PCV2 |
42 | 282964 | 2010 | B | MN | Lombardia-N | Fattening | JN596924 | JN596925 | Pneumonia, fibrinous pleuritis, interstitial oedema | PRSV, P. multocida, M. hyopneumoniae |
43 | 254261 | 2010 | B | BS | Lombardia-N | Piglet | KF305990 | KF305963 | Nasal swabs , monitoring program | Â |
44 | 16959 | 2011 | B | MN | Lombardia-N | Weaning | KF305991 | KF305964 | Nasal swabs , monitoring program | Â |
45 | 134110 | 2011 | B | MN | Lombardia-N | Weaning | KF305992 | KF305965 | Interstitial pneumonia, catarrhal enetritis | E. coli O159 |
46 | 186822 | 2011 | B | RA | Emilia Romagna-N | Fattening | KF305993 | KF305966 | Pneumonia with red areas of consolidation, pleuritis | PCV2 |
47 | 195399 | 2011 | C | CR | Lombardia-N | Weaning | KF305974 | KF305967 | Nasal swabs , monitoring program | Â |
48 | 274551 | 2011 | C | CN | Piemonte-N | Fattening | KF305994 | KF305968 | Nasal swabs , monitoring program | Â |
49 | 308725 | 2011 | B | CN | Piemonte-N | Weaning | KF305995 | KF305969 | Pneumonia with grey areas of consolidation in the apical lobes | Â |
50 | 315977 | 2011 | B | MO | Emilia Romagna-N | Weaning | KF305996 | KF305970 | Pneumonia with purple areas of consolidation | PRSV, PCV2 |
51 | 329017 | 2011 | C | BS | Lombardia-N | Weaning | KF305997 | KF305971 | Nasal swabs, monitoring program | Â |
52 | 26654 | 2012 | C | CR | Lombardia-N | weaning | KF305998 | KF305972 | Pneumonia with red areas of consolidation, fibrinous arthritis | PRSV, H. parasuis |
53 | 107798 | 2012 | C | BS | Lombardia-N | Weaning | KF305999 | KF305973 | Interstitial pneumonia | PRSV, H. parasuis |