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Table 2 Detection of viral RNA in serum samples from challenged pigs by real-time RT-PCR (copies/μL).

From: Experimental infection of Bama miniature pigs with a highly virulent classical swine fever virus

No. Days post-challenge
  0 1 3 7 10 15
A1 - - 2.51 × 103 1.44 × 104 1.78 × 104 /
A2 - - 1.69 × 104 8.50 × 103 2.47 × 104 /
A3 - - 8.19 × 103 1.12 × 104 1.06 × 104 /
A4 - - 1.15 × 104 2.56 × 104 1.33 × 104 /
A5 - - 7.45 × 103 5.55 × 104 / /
B1 - - 2.22 × 105 6.60 × 104 7.05 × 105 /
B2 - - 6.01 × 104 3.70 × 105 2.38 × 105 /
B3 - - 1.94 × 105 1.44 × 105 5.23 × 105 6.70 × 105
B4 - - 1.10 × 105 1.43 × 105 / /
B5 - - 1.19 × 105 9.35 × 104 3.46 × 105 /
C1 - - 6.55 × 105 2.21 × 106 / /
C2 - - 7.56 × 105 9.57 × 105 1.49 × 106 /
C3 - - 1.16 × 106 1.23 × 106 1.06 × 106 2.31 × 106
C4 - - 4.24 × 105 1.13 × 106 2.63 × 106 /
C5 - - 3.95 × 105 1.44 × 104 / /
D1 - - 3.81 × 104 1.35 × 104 7.79 × 105 5.40 × 105
D2 - - 2.65 × 103 6.67 × 103 3.07 × 104 /
D3 - - 3.98 × 103 8.05 × 105 2.21 × 104 5.53 × 105
E1 - - - - - -
E2 - - - - - -
  1. Serum samples were collected prior to inoculation and at 1, 3, 7, 10 and 15 dpi and tested for viral RNA using the real-time RT-PCR as described previously (Zhao et al., 2008).