TABLE 1.

Viral loads in serum and semen samples from PRRSV-inoculated boars

Boar no. and sampleViral load (no. of RNA copies/ml) on the following DPI:
135810121517192224262932363944515867727986
1
    Serum9 × 1012 × 104a3 × 104a4 × 1045 × 1011 × 102b0002 × 10304 × 103002 × 102b00000000
    Semen0004 × 1043 × 104000000000000000000
2
    Serum2 × 1025 × 104a2 × 105a1 × 1054 × 104a7 × 1023 × 1021 × 1032 × 1030Nc00003 × 101b000000
    Semen00000000000000000000000
3
    Serum2 × 103a8 × 104a2 × 105a3 × 104a8 × 1017 × 1021 × 1026 × 11b5 × 1011 × 102bNN6 × 1030000000000
    Semen06 × 106000000000000000000000
4
    Serum3 × 1036 × 104a1 × 105a5 × 1035 × 101b6 × 1033 × 1020N2 × 1020004 × 1029 × 101b0000008 × 101b0
    Semen0006 × 1022 × 101b000000000000000000
5
    Serum2 × 103a8 × 104a9 × 105a4 × 1053 × 1032 × 104a5 × 1022 × 1025 × 1039 × 102N3 × 102006 × 101b00000000
    Semen009 × 10409 × 10100NN000NDd0000000000
6
    Serum3 × 103a5 × 104a2 × 105a5 × 104a7 × 1026 × 101N4 × 102N6 × 101bN3 × 1020N000000000
    Semen001 × 1061 × 1052 × 1068 × 1053 × 1043 × 10502 × 1061 × 10406 × 1033 × 103000000000
  • a PRRSV was detected by virus isolation.

  • b nPCR negative, real-time PCR positive.

  • c N, nPCR positive, real-time PCR negative.

  • d ND, no sample was collected.