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Fig. 3 | Virology Journal

Fig. 3

From: First description of clinical presentation of piscine orthoreovirus (PRV) infections in salmonid aquaculture in Chile and identification of a second genotype (Genotype II) of PRV

Fig. 3

Photomicrographs showing the main microscopic findings in farmed Chilean coho salmon Oncorhynchus kisutch with HSMI-like disease. Panel a: Heart section stained with haematoxylin and eosin (H&E) showing infiltration of the spongious layer (arrow) by mononuclear cells (scale bar = 100 μm). Panel b: Red muscle section stained with H&E showing a focal infiltration of mononuclear cells among muscle fiber bundles (arrow head) (scale bar = 100 μm). Panel c Liver section showing focal necrosis of hepatocytes (asterisk) close to a blood vessel (scale bar = 100 μm)

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Virology Journal

ISSN: 1743-422X