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Table 2 Characteristics of the experimental infection of ferrets with two different pH1N1 influenza viruses: viral inoculums, histopathological scores and pathological classifications

From: Heterogeneous pathological outcomes after experimental pH1N1 influenza infection in ferrets correlate with viral replication and host immune responses in the lung

Animal

Sex

Viral inoculums

Days post infection

Histopathological scorea

Pathological classification

A

Male

R11

4†

2.67 (0.47)

Severe

B

Male

R11

4

1 (0.00)

Mild

C

Female

R61

4

3 (0.00)

Severe

D

Female

R61

4

1 (0.00)

Mild

E

Male

R61

4

3 (0.00)

Severe

F

Male

R11

7

3 (0.00)

Severe

G

Male

R11

7

1.67 (0,94)

Mild

H

Male

R61

7

1 (0.00)

Mild

I

Female

PBS

Control

0 (0.00)

Control

J

Male

PBS

Control

0 (0.00)

Control

  1. †Animal found dead.
  2. aMean and SEM of the histopathological scores of the three right lung lobes.