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Table 4 Distribution of histopathological lesions in different tissues from experimental pigs challenged with PCV2

From: Comparative efficacy of experimental inactivated and live-attenuated chimeric porcine circovirus (PCV) 1-2b vaccines derived from PCV1 and PCV2b isolates originated in China

Group

No. of pigs with lesions/no. examined

Lymph node

Tonsil

Spleen

Lung

Liver

Kidney

Heart

Thymus

Intestine

LD

HR

LD

HR

LD

HR

1

1/5

1/5

1/5

0/5

1/5

0/5

1/5

1/5

0/5

0/5

0/5

0/5

2

1/5

0/5

0/5

0/5

0/5

0/5

1/5

0/5

0/5

0/5

0/5

0/5

3

1/5

1/5

1/5

0/5

0/5

0/5

1/5

0/5

0/5

0/5

0/5

0/5

4

2/4

1/4

1/4

0/4

1/4

0/4

2/4

1/4

1/4

0/4

0/4

0/4

5

5/5

4/5

3/5

3/5

3/5

2/5

4/5

3/5

3/5

0/5

0/5

0/5

6

0/2

0/2

0/2

0/2

0/2

0/2

0/2

0/2

0/2

0/2

0/2

0/2

  1. HR histiocytic replacement, LD lymphoid depletion