TABLE 2.

E. coli O157:H7 recovered from swine tissues at necropsy

TissueNo. of positive isolates/total no. of isolatesMean log10 CFU/g (range)
Buccal cells3/191.7 (1.7)
Tonsil5/191.7 (1.7)
Stomach5/191.7 (1.7)
Jejunum7/192.3 (1.7-5.4)
Ileum7/191.9 (1.7-3.1)
Cecum8/192.2 (1.7-3.9)
Spiral colon7/191.8 (1.7-2.4)
Distal colon7/191.8 (1.7-2.2)
Rectoanal junction7/192.3 (1.7-4.4)