Figure 3.

The tissue tropism for 16 pigs challenged with the SM strain. The histograms are arranged (from left) in the following sequence: heart, duodenum, brain, stomach, skeletal muscle, bladder, esophagus, spinal cord, kidney, valvula ileocolica, rectum, tonsil, liver, lung, jejunum, ileum, submandibular lymph node, spleen, pancreas, inguinal lymph node, mesenteric lymph node and blood. "1-1" and "1-2" represent pig1 and 2, respectively, on Day 1 post infection. The other code names are defined in a similar way.

Liu et al. Virology Journal 2011 8:201   doi:10.1186/1743-422X-8-201
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