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. 2016 Jun 13;13:98. doi: 10.1186/s12985-016-0554-y

Fig. 2.

Fig. 2

Photomicrographs showing the main microscopic findings in farmed Chilean Atlantic salmon Salmo salar with HSMI-like disease. Panel a: Heart section stained with haematoxylin and eosin (H&E) showing diffuse infiltration of mononuclear cells in epicardium (arrow) and infiltration of mononuclear cells, degeneration and necrosis of muscle fibers in myocardium (asterisk) (100X). Panel b: Red muscle section stained with H&E showing infiltration of mononuclear cells, degeneration and necrosis of muscle fibers (arrow head) (scale bar = 100 μm). Panel c: Liver section showing a blood vessel surrounded by a mononuclear inflammatory cell infiltrate (perivasculitis) focal hepatocellular necrosis (arrow head) (scale bar = 100 μm)