| nodavirus in farmed atlantic cod gadus morhua in norway. | viral encephalopathy and retinopathy (ver) was diagnosed in 5 to 24 g sized farmed atlantic cod gadus morhua kept in sea cages at parisvatn, hordaland county, on the west coast of norway. moderate mortality (10 to 15%) was observed, along with anorexia and abnormal swimming behaviour, such as looping or spiral swimming and reduced coordination. nodavirus was detected by 2 different real-time rt-pcr assays, and this was later confirmed by immunohistochemistry. this is the first report of an outbr ... | 2007 | 17972759 |