Skip to main content

Table 3 The scores of clinical signs after challenge and lung lesions recorded at 28 DPCa

From: Rescue and evaluation of a recombinant PRRSV expressing porcine Interleukin-4

Groups Scores of clinical signs (±SD)b Scores of lung lesions (±SD)c
CH-1R/pIL-4 + Challenged 3.9 ± 0.18B 21.5 ± 3.32B
CH-1R + Challenged 3.4 ± 0.27B 23.6 ± 5.57B
Challenged 5.6 ± 1.58A 51.2 ± 8.33A
Mock 3 ± 0.00B 6.67 ± 0.58C
  1. aWithin each column, the different letters (A, B, C) represent the values significantly different (p < 0.05)
  2. bScores of clinical sign were expressed as the sum of daily observations of all clinical signs
  3. cPercentage of the entire lung affected by pneumonia