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Table 3 Clinical Signs scores of SPF chickens inoculated with IBV strains IBV/TUIBV infectious bronchitis virus

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

IBV/TU 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

7/10

2/10

1/10

0/10

0/10

4

2

5/10

2/10

3/10

0/10

0/10

8

3

4/10

2/10

2/10

1/10

1/10

11

4

2/10

1/10

2/10

2/10

3/10

18

5

1/10

1/10

3/10

2/10

3/10

20

6

0/7

1/7

2/7

1/7

3/7

16

7

0/7

1/7

1/7

2/7

3/7

17

8

0/7

2/7

1/7

2/7

2/7

13

9

0/7

3/7

1/7

1/7

2/7

13

10

2/7

2/7

2/7

1/7

0/7

8

11

2/7

2/7

2/7

1/7

0/7

7

12

2/7

3/7

1/7

0/7

0/7

5

Total score

140

  1. IBV infectious bronchitis virus
  2. SPF Specific pathogen free
  3. IBV/TU infectious bronchitis virus sampled from Abda-Doukkala region
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BMC Veterinary Research

ISSN: 1746-6148

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