Amount of PRRS virus in tissuesa
|
Cell types
|
---|
MARC-145
|
SJPL
|
---|
(TCID50/g)
|
(number isolated/number tested)b
|
(number isolated/number tested)
|
---|
0-100c
|
0 / 7
|
0 / 7
|
101-500
|
2 / 6
|
0 / 6
|
501-2500
|
7 / 7
|
6 / 7
|
2501-40000
|
2 / 2
|
2 / 2
|
Total:
|
11 / 22
|
8 / 22
|
- aThe PRRSV was quantified as previously described using a real-time PCR assay [67].
- bThe virus isolation were attempted with both cell lines using the same swine tissue homogenates.
- cThree cases out of 7 were real-time PCR negative for the presence of PRRSV.