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Table 1 Hemagglutination activity reading of NDV combined with telomycin before and after SPF-ECE inoculation

From: Streptomyces coeruleorubidus as a potential biocontrol agent for Newcastle disease virus

Treatment with telomycin

RBCs concentration (%)

Telomycin and NDV concentration in PBS

V/V

1/2

1/4

1/8

Before SPF-ECE inoculation

0.5

zero

zero

zero

zero

0.75

zero

zero

zero

zero

After SPF-ECE inoculation

0.5

5

4

3

2

0.75

6

5

4

3

  1. PBS Phosphate-buffered saline, SPF-ECE Specific pathogen free-embryonated chicken egg
  2. HA of original strain 8 log2 and 9 log2 with RBCs 0.5% and 0.75%, respectively
  3. The P-value of NDV after being treated with telomycin was 0.093 (before inoculation), each at both RBCs concentrations (0.5% and 0.75%). The allantoic fluid was collected after SPF-ECE inoculation with NDV and treated with telomycin (in vivo, SPF-ESE inoculation)