No.
|
Recombinant strains
|
Major parent
|
Minor parent
|
Recombination regions
|
Virulence
|
Reference
|
---|
1
|
JL580a
|
NADC30a
|
HP-PRRSV (09HEN1)
|
Nsp2, Nsp3~Nsp7, ORF2a~ORF4
|
Highly Pathogenic
|
[23]
|
2
|
FJ1402a
|
NADC30a
|
HP-PRRSV (GD)
|
Nsp2~Nsp3, Nsp12~ORF3
|
Highly Pathogenic
|
[47]
|
3
|
HENAN-HEBa
|
15HEN1a
|
HP-PRRSV (JXA1)
|
Nsp2
| |
[48]
|
4
|
TJnh1501a
|
CHsx1401a
|
TJbd14-1b
|
Nsp2
|
intermediate virulence
|
[49]
|
5
|
FJW05a
|
JXA1-P80b
|
FJZ03a
|
Nsp1-ORF5
|
Highly Pathogenic
|
[50]
|
6
|
FJXS15a
|
[51]
|
7
|
HNhxa
|
HENAN-HEBa
|
HP-PRRSV (JXA1)
|
Nsp4~Nsp9
| |
[46]
|
8
|
HNyc15a
|
15SC3a
|
CH-1a/VR2332
|
ORF2~ORF4
| |
[52]
|
9
|
HENAN-XINXa
|
NADC30a
|
VR-2332
|
Nsp2~Nsp5
| |
[48]
|
10
|
Chsx1401a
|
HENAN-XINXa
|
VR-2332
|
Nsp11
|
intermediate virulence
|
[49]
|
11
|
SY0909
|
HP-PRRSV (JXA1)
|
NT0801
|
Nsp12~ORF5
| |
This study
|
12
|
GDsg
|
QYYZ
|
JXA1-P80b
|
Nsp9~Nsp11
| |
[82]
|
13
|
GM2
|
QYYZ
|
RespPRRS MLVb
|
Nsp7~Nsp11
| |
[54]
|
14
|
HB-1(sh)/2002
|
HB-1/3.9c
|
CH-1a
|
ORF2a~ORF4
| |
This study
|
15
|
HNjz15
|
/
|
/
|
/
|
intermediate virulence
|
[55]
|
- “a” means NADC30 or NADC30-like virus strains. “b” indicates modified live vaccine strains or vaccine derivative strain. The recombination events were detected by RDP4 program using seven different algorithms (RDP, GeneConv, BootScan, MaxChi, Chimera, SiScanm and 3Seq)