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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