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Table 4 Detection of viable virus following inoculation of naïve mice via different routes

From: Transmission of H7N9 influenza virus in mice by different infective routes

Route of administration

Days

Virus titer in tissue (TCID50 ± SD)

Viral antigen distribution in tissues

  

Nose

Trachea

Intestine

Lung

Lung

Stomach

Intestine

Oral

3

-

-

-

-

-

-

-

 

5

2.13

2.71

1.80

3.57 ± 1.13

2/3

2/3

2/3

Intravenous

3

-

-

1.80

2.89 ± 0.78

2/3

2/3

2/3

 

5

-

-

1.80

-

-

1/3

1/3

Eye

3

-

-

2.05

-

-

1/3

1/3

 

5

-

-

1.80

1.80

1/3

1/3

1/3