Table 2 Observation of clinical signs and mortality % (1–10 days) after challenge with genotype VII NDV.

From: Evaluation of genotype matched recombinant DNA vaccine for protection against genotype VII velogenic Newcastle disease virus in Pakistan

Groups

Clinical signs and mortality % of challenged birds

N = 10

Sick

Mortality %

RS

DS

NS

pcDNA- NDV-F vaccine

3/10

3/10

0/10

0

Vector control

10/10

10/10

7/10

90%

Negative control

10/10

10/10

10/10

100%

  1. Respiratory signs (RS), digestive signs (DS), neurological signs (NS).
  2. Significant difference observed between vaccinated and non vaccinated groups after challenge. Fisher extract test. P < 0.001.
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