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Table 4 Detection frequencies of Mycobacterium avium subspecies hominissuis in mandibular and jejunal lymph nodes with and without gross pathological lesions from pigs slaughtered at different age

From: Novel insights into transmission routes of Mycobacterium avium in pigs and possible implications for human health

Lymph node Weeks Pathological changes present Pathological changes absent
Mandibular Total number Culture positive Total number Culture positive
  24 8 100% 30 53%
  25 15 93% 30 43%
  26 6 100% 9 44%
  28 10 90% 15 73%
  Total 39 95% 84 52%
Jejunal Weeks Pathological changes present Pathological changes absent
Total number Culture positive Total number Culture positive
  24 3 100% 30 27%
  25 6 100% 46 33%
  26 3 100% 10 40%
  28 15 100% 14 43%
  Total 27 100% 109 42%