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Table 2 Clinical Signs scores of SPF chickens inoculated with IBV strains IBV/RAIBV infectious bronchitis virus

From: Assessment of pathogenicity and tissue distribution of infectious bronchitis virus strains (Italy 02 genotype) isolated from moroccan broiler chickens

IBV/RA Strain

      

Days Post inoculation

Clinical Score (0 to 3)

 

No sing (0)

Sneezing (1)

Tracheal Râle (2)

Pulmonary Rale (2)

Sick (3)

Day Score

1

9/10

1/10

0/10

0/10

0/10

1

2

3/10

4/10

2/10

1/10

0/10

10

3

2/10

3/10

2/10

2/10

1/10

12

4

1/10

2/10

4/10

2/10

1/10

18

5

0/10

3/10

6/10

1/10

1/10

14

6

0/7

3/7

2/7

2/7

0/7

11

7

1/7

4/7

2/7

0/7

0/7

8

8

1/7

4/7

2/7

0/7

0/7

8

9

2/7

3/7

2/7

0/7

0/7

7

10

2/7

2/7

3/7

0/7

0/7

8

11

3/7

1/7

2/7

0/7

0/7

5

12

3/7

2/7

2/7

0/7

0/7

6

Total score

108

  1. IBV infectious bronchitis virus
  2. SPF Specific pathogen free
  3. IBV/RA infectious bronchitis virus sampled from Rabat-Sale-Azzemour Zaire region
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BMC Veterinary Research

ISSN: 1746-6148

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