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Table 3 Number of calves per histology category in each age and dose group

From: Evaluation of age-dependent susceptibility in calves infected with two doses of Mycobacterium avium subspecies paratuberculosis using pathology and tissue culture

   Low dose High dose
Histology* Control 2 weeks 3 months 6 months 9 months 12 months 2 weeks 3 months 6 months 9 months 12 months
0 2 1 1   3      2 1
1 4 3 4 5 2 5 2 3 5 3 4
2   1      1 2    
3        2     
  1. *0 = no lesions; 1 = focal lesions; 2 = multifocal lesions; 3 = diffuse lymphocytic, multibacillary or intermediate lesions.