TABLE 1.
PCV2 strains isolated from the southern China used in this study
| Isolate's name | Year of isolation | Genome size (nt) | Genotype | Accession number | References |
|---|---|---|---|---|---|
| Huanan‐10 | 2006 | 1,767 | PCV2b | EF493839 | unpublished |
| Huanan‐9 | 2006 | 1,767 | PCV2b | EF493838 | unpublished |
| GX0601 | 2006 | 1,768 | PCV2a | EF524532 | Wang et al., 2009 |
| GX0602 | 2006 | 1,768 | PCV2a | EF524533 | Wang et al., 2009 |
| GXNN0603 | 2006 | 1,767 | PCV2b | MH465418 | Yao et al., 2019 |
| GXYL0601 | 2006 | 1,767 | PCV2b | MH465433 | Yao et al., 2019 |
| GXWM | 2007 | 1,767 | PCV2d | EF675241 | Huang et al., 2006 |
| GXLC | 2007 | 1,767 | PCV2b | EF675240 | Yin et al., 2007 |
| GXHP | 2007 | 1,767 | PCV2b | EF675239 | Huang et al., 2006 |
| GXHK | 2007 | 1,767 | PCV2b | EF675238 | Huang et al., 2006 |
| GXGW | 2007 | 1,767 | PCV2b | EF675237 | Huang et al., 2006 |
| GXNN0804 | 2008 | 1,767 | PCV2d | MH465458 | Yao et al., 2019 |
| GXNN0806 | 2008 | 1,767 | PCV2b | MH465420 | Yao et al., 2019 |
| GXNN0803 | 2008 | 1,767 | PCV2b | MH465419 | Yao et al., 2019 |
| GXBH0801 | 2008 | 1,767 | PCV2b | MH465398 | unpublished |
| GXCZ0805 | 2008 | 1,767 | PCV2b | MH465402 | Yao et al., 2019 |
| GXNN0904 | 2009 | 1,767 | PCV2d | MH465460 | Yao et al., 2019 |
| GXNN0901b | 2009 | 1,767 | PCV2d | MH465459 | Yao et al., 2019 |
| GXNN0902 | 2009 | 1,767 | PCV2b | MH465422 | Yao et al., 2019 |
| GXNN0901a | 2009 | 1,767 | PCV2b | MH465421 | Yao et al., 2019 |
| GXBH1008 | 2010 | 1,767 | PCV2b | MH465399 | Yao et al., 2019 |
| GXFC11 | 2011 | 1,767 | PCV2d | KJ680370 | unpublished |
| BL12 | 2012 | 1,767 | PCV2d | KJ680369 | unpublished |
| BLFC12 | 2012 | 1,767 | PCV2d | KJ680368 | unpublished |
| GXYQ12 | 2012 | 1,767 | PCV2d | KJ680367 | unpublished |
| GXNN1209b | 2012 | 1,767 | PCV2b | MH465424 | Yao et al., 2019 |
| GXNN1209a | 2012 | 1,767 | PCV2b | MH465423 | Yao et al., 2019 |
| GXWM121203 | 2012 | 1,767 | PCV2d | MH756618 | unpublished |
| GXSL121231 | 2012 | 1,767 | PCV2d | MH756617 | unpublished |
| GXYL1208 | 2012 | 1,767 | PCV2h | MH465473 | Yao et al., 2019 |
| GXNN1304a | 2013 | 1,767 | PCV2d | MH465461 | Yao et al., 2019 |
| GXNN1312 | 2013 | 1,767 | PCV2b | MH465426 | Yao et al., 2019 |
| GXNN1304b | 2013 | 1,767 | PCV2b | MH465425 | Yao et al., 2019 |
| GXNN130121 | 2013 | 1,767 | PCV2b | MH756615 | unpublished |
| GXLA130701 | 2013 | 1,767 | PCV2d | MH756613 | unpublished |
| GXBB130624 | 2013 | 1,767 | PCV2d | MH756608 | unpublished |
| GXBL130228 | 2013 | 1,767 | PCV2d | MH756610 | unpublished |
| GXBL130313 | 2013 | 1,767 | PCV2d | MH756611 | unpublished |
| GXYL1307c | 2013 | 1,767 | PCV2d | MH465475 | Yao et al., 2019 |
| GXYL1307a | 2013 | 1,767 | PCV2d | MH465474 | Yao et al., 2019 |
| GXYL1310 | 2013 | 1,767 | PCV2b | MH465437 | Yao et al., 2019 |
| GXYL1307d | 2013 | 1,767 | PCV2b | MH465436 | Yao et al., 2019 |
| GXYL1305 | 2013 | 1,767 | PCV2b | MH465435 | Yao et al., 2019 |
| GXYL1304 | 2013 | 1,767 | PCV2b | MH465434 | Yao et al., 2019 |
| GXYL1307b | 2013 | 1,768 | PCV2a | MH465490 | Yao et al., 2019 |
| BH5 | 2014 | 1,767 | PCV2d | KM245558 | Zhang et al., 2017 |
| NN2 | 2014 | 1,767 | PCV2b | KJ956692 | Zhang et al., 2017 |
| HX02 | 2014 | 1,767 | PCV2b | KJ956691 | Zhang et al., 2017 |
| HX1 | 2014 | 1,767 | PCV2b | KJ956690 | Zhang et al., 2017 |
| BH6 | 2014 | 1,767 | PCV2b | KJ956689 | Zhang et al., 2017 |
| GXNN1410c | 2014 | 1,767 | PCV2d | MH465464 | Yao et al., 2019 |
| GXNN1410a | 2014 | 1,767 | PCV2d | MH465463 | Yao et al., 2019 |
| GXNN1409a | 2014 | 1,767 | PCV2d | MH465462 | Yao et al., 2019 |
| GXNN1406 | 2014 | 1,767 | PCV2b | MH465427 | Yao et al., 2019 |
| BH7 | 2014 | 1,767 | PCV2d | KY305198 | unpublished |
| GXNN141225 | 2014 | 1,767 | PCV2d | MH756616 | unpublished |
| GXLA140815 | 2014 | 1,767 | PCV2d | MH756614 | unpublished |
| GXYL1410 | 2014 | 1,767 | PCV2d | MH465480 | Yao et al., 2019 |
| GXYL1405 | 2014 | 1,767 | PCV2d | MH465479 | Yao et al., 2019 |
| GXYL1403b | 2014 | 1,767 | PCV2d | MH465478 | Yao et al., 2019 |
| GXYL1403a | 2014 | 1,767 | PCV2d | MH465477 | Yao et al., 2019 |
| GX140420 | 2014 | 1,767 | PCV2d | MH756607 | unpublished |
| GXYL1401 | 2014 | 1,767 | PCV2d | MH465476 | Yao et al., 2019 |
| GXYL1409 | 2014 | 1,767 | PCV2b | MH465438 | Yao et al., 2019 |
| GXCZ1410 | 2014 | 1,767 | PCV2b | MH465403 | Yao et al., 2019 |
| GXNN1410b | 2014 | 1,768 | PCV2a | MH465488 | Yao et al., 2019 |
| GXNN1409b | 2014 | 1,768 | PCV2a | MH465487 | Yao et al., 2019 |
| GXYL1408 | 2014 | 1,767 | PCV2a | MH465491 | Yao et al., 2019 |
| GXNN1504 | 2015 | 1,767 | PCV2d | MH465467 | Yao et al., 2019 |
| GXNN1503 | 2015 | 1,767 | PCV2d | MH465466 | Yao et al., 2019 |
| GXNN1501 | 2015 | 1,767 | PCV2d | MH465465 | Yao et al., 2019 |
| GXNN1511 | 2015 | 1,767 | PCV2b | MH465428 | Yao et al., 2019 |
| GXNN5 | 2015 | 1,767 | PCV2b | KY305202 | unpublished |
| GXNN3 | 2015 | 1,767 | PCV2b | KY305201 | unpublished |
| GXQZ2 | 2015 | 1,767 | PCV2d | KY305200 | unpublished |
| GXQZ1 | 2015 | 1,767 | PCV2d | KY305199 | unpublished |
| GXYL1512 | 2015 | 1,767 | PCV2d | MH465481 | Yao et al., 2019 |
| GXBB1501211 | 2015 | 1,767 | PCV2d | MH756609 | unpublished |
| GXFC1501 | 2015 | 1,767 | PCV2d | MH465443 | Yao et al., 2019 |
| GXCZ1510b | 2015 | 1,767 | PCV2d | MH465442 | Yao et al., 2019 |
| GXNN1612b | 2016 | 1,767 | PCV2d | MH465471 | Yao et al., 2019 |
| GXNN1612a | 2016 | 1,767 | PCV2d | MH465470 | Yao et al., 2019 |
| GXNN1603a | 2016 | 1,767 | PCV2d | MH465469 | Yao et al., 2019 |
| GXNN1602 | 2016 | 1,767 | PCV2d | MH465468 | Yao et al., 2019 |
| GXNN1612c | 2016 | 1,767 | PCV2b | MH465431 | Yao et al., 2019 |
| GXNN1604b | 2016 | 1,767 | PCV2b | MH465430 | Yao et al., 2019 |
| GXNN1603b | 2016 | 1,767 | PCV2b | MH465429 | Yao et al., 2019 |
| GXNN2 | 2016 | 1,767 | PCV2d | KY305204 | unpublished |
| GXNN1 | 2016 | 1,767 | PCV2d | KY305203 | unpublished |
| GXYL1607 | 2016 | 1,767 | PCV2d | MH465482 | Yao et al., 2019 |
| GXQZ1601 | 2016 | 1,767 | PCV2d | MH465472 | Yao et al., 2019 |
| GXNN1604a | 2016 | 1,768 | PCV2a | MH465489 | Yao et al., 2019 |