Blar i Department of Biological Sciences på forfatter "Nylund, Are"
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Atlantic salmon Salmo salar and ballan wrasse Labrus bergylta display different susceptibility to clonal strains of Paramoeba perurans
Dahle, Ole Martin Vik; Blindheim, Steffen H.; Nylund, Are; Karlsbakk, Egil; Breck, Olav; Glosvik, Henriette; Andersen, Linda (Journal article; Peer reviewed, 2020)Amoebic gill disease (AGD), caused by the marine amoeba Paramoeba perurans, is an important disease of farmed Atlantic salmon Salmo salar L. in Norway. The use of wrasse as cleaner fish in salmon net pens raises questions ... -
Characterization of a VHS virus genotype III isolated from rainbow trout (Oncorhychus mykiss) at a marine site on the west coast of Norway
Duesund, Henrik; Nylund, Stian; Watanabe, Kuninori; Ottem, Karl Fredrik; Nylund, Are (Peer reviewed; Journal article, 2010-01-26)Background Norwegian production of rainbow trout (Oncorhynchus mykiss) has been without any outbreaks of VHS for many years until the disease emerged in a farm in western Norway in November 2007. The fish were, in addition ... -
Characterization of untranslated regions of the salmonid alphavirus 3 (SAV3) genome and construction of a SAV3 based replicon
Karlsen, Marius; Villoing, Stephane; Rimstad, Espen; Nylund, Are (Peer reviewed; Journal article, 2009-10-27)Salmonid alphavirus (SAV) causes disease in farmed salmonid fish and is divided into different genetic subtypes (SAV1-6). Here we report the cloning and characterization of the 5'- and 3'- untranslated regions (UTR) of a ... -
Characterization of ‘Candidatus Syngnamydia salmonis’ (Chlamydiales, Simkaniaceae), a bacterium associated with epitheliocystis in Atlantic salmon (Salmo salar L.)
Nylund, Stian; Steigen, Andreas; Karlsbakk, Egil; Plarre, Heidrun; Andersen, Linda; Karlsen, Marius; Watanabe, Kuninori; Nylund, Are (Peer reviewed; Journal article, 2015-01)Two Chlamydiales have previously been found to infect Atlantic salmon (Salmo salar L.), Candidatus Piscichlamydia salmonis and Candidatus Clavichlamydia salmonicola. Both develop intracellularly in cyst-like inclusions in ... -
Complete genome of Atlantic halibut reovirus (AHRV) associated with mortality in production of Atlantic halibut (Hippoglossus hippoglossus) fry
Skoge, Renate Hvidsten; Nylund, Are; Solheim, Kjetil; Plarre, Heidrun (Peer reviewed; Journal article, 2019)The Aquareovirus (AQRV) member Atlantic halibut reovirus (AHRV) is associated with severe liver pathology and high fry mortality and constitutes a significant problem for Atlantic halibut (Hippoglossus hippoglossus) ... -
Concurrent jellyfish blooms and tenacibaculosis outbreaks in Northern Norwegian Atlantic salmon (Salmo salar) farms
Småge, Sverre Bang; Brevik, Øyvind Jakobsen; Frisch, Kathleen Marie; Watanabe, Kuninori; Duesund, Henrik; Nylund, Are (Peer reviewed; Journal article, 2017-11-02)Tenacibaculosis is an increasing problem in the Norwegian Atlantic salmon aquaculture industry causing significant economic losses. In September 2015, two separate outbreaks of suspected tenacibaculosis occurred at two ... -
Detection of the myxosporean parasite Parvicapsula pseudobranchicola in Atlantic salmon (Salmo salar L.) using in situ hybridization (ISH)
Markussen, Turhan; Agusti-Ridaura, Celia; Karlsbakk, Egil; Nylund, Are; Brevik, Øyvind Jakobsen; Hansen, Haakon (Peer reviewed; Journal article, 2015-02-15)Background: Parvicapsula pseudobranchicola is a marine myxosporean parasite infecting farmed Atlantic salmon (Salmo salar). A major site for the parasite is the pseudobranch, which may be destroyed in heavily infected fish. ... -
Development of a new real-time PCR for the detection of pilchard orthomyxovirus (POMV) in apparently healthy fish
Samsing, Francisca; Tengesdal, Hedda Kjølleberg; Nylund, Are; Rigby, Megan; Wiltshire, Kathryn H.; Morrison, Richard N.; Godwin, Scott; Giles, Carla; Wilson, Teresa; Mohr, Peter G.; Hoad, John; Wynne, James W. (Journal article; Peer reviewed, 2022)Pilchard orthomyxovirus (POMV) is a virus of concern to the Atlantic salmon aquaculture industry in Tasmania. First isolated from wild pilchards in southern Australia in 1998, the virus is now a recognised pathogen of ... -
Development of infectious cDNA clones of Salmonid alphavirus subtype 3
Karlsen, Marius; Villoing, Stephane; Ottem, Karl Fredrik; Rimstad, Espen; Nylund, Are (Peer reviewed; Journal article, 2010-09-21)Background: Salmonid alphavirus (SAV) is a widespread pathogen in European aquaculture of salmonid fish. Distinct viral subtypes have been suggested based on sequence comparisons and some of these have different geographical ... -
Experimental challenge of Atlantic salmon Salmo salar using clones of Paramoeba perurans, P. pemaquidensis and Tetramitus sp.
Nylund, Are; Røed, Martin; Blindheim, Steffen H.; Trösse, Christiane; Andersen, Linda (Journal article; Peer reviewed, 2021)Salmon gill disease in Norway is in most cases associated with a range of different pathogens, stress and environmental factors. Paramoeba perurans and other amoebae have been isolated during such disease outbreaks. Other ... -
Experimental induction of mouthrot in Atlantic salmon smolts using Tenacibaculum maritimum from Western Canada
Frisch, Kathleen Marie; Småge, Sverre Bang; Vallestad, Camilla; Brevik, Øyvind Jakobsen; Klevan, Are; Olsen, Rolf Hetlelid; Sjaatil, Stine; Gauthier, David; Brudeseth, Bjørn Erik; Nylund, Are (Peer reviewed; Journal article, 2018-08)Mouthrot, or bacterial stomatitis, is a disease which mainly affects farmed Atlantic salmon, (Salmo salar, L.), smolts recently transferred into salt water in both British Columbia (BC), Canada, and Washington State, USA. ... -
First isolation, identification and characterisation of Tenacibaculum maritimum in Norway, isolated from diseased farmed sea lice cleaner fish Cyclopterus lumpus L
Småge, Sverre Bang; Frisch, Kathleen; Brevik, Øyvind Jakobsen; Watanabe, Kuninori; Nylund, Are (Peer reviewed; Journal article, 2016-06-23)The use of cleaner fish as biological controls of salmon lice (Lepeophtheirus salmonis) has increased exponentially in the last decade in Norwegian Atlantic salmon (Salmo salar) production. This alternative to chemical ... -
Genomic characterization and phylogenetic position of two new species in Rhabdoviridae infecting the parasitic copepod, salmon louse (Lepeophtheirus salmonis)
Økland, Arnfinn Lodden; Nylund, Are; Øvergård, Aina-Cathrine; Blindheim, Steffen H.; Watanabe, Kuninori; Grotmol, Sindre; Arnesen, Carl-Erik; Plarre, Heidrun (Peer reviewed; Journal article, 2014-11-17)Several new viruses have emerged during farming of salmonids in the North Atlantic causing large losses to the industry. Still the blood feeding copepod parasite, Lepeophtheirus salmonis, remains the major challenge for ... -
Genotyping of Tenacibaculum maritimum isolates from farmed Atlantic salmon in Western Canada
Frisch, Kathleen Marie; Småge, Sverre Bang; Brevik, Øyvind Jakobsen; Duesund, Henrik; Nylund, Are (Peer reviewed; Journal article, 2018-01)Mouthrot infections (bacterial stomatitis) have a significant impact on the Atlantic salmon aquaculture industry in Western Canada due to economic losses and fish welfare. Bacteria isolated from lesions in the field have ... -
Genotyping tool for salmonid gill pox virus (SGPV) obtained from farmed and wild Atlantic salmon (Salmo salar)
Nylund, Are; Macintyre, Thomas Kloster-Jensen; Mohammadi, Faezeh; Lagadec, Erwan; Plarre, Heidrun (Journal article; Peer reviewed, 2023)Poxviruses are common viruses found in vertebrate species. In 2006, the first poxvirus associated with salmon, salmonid gill poxvirus (SGPV), was identified during an outbreak of gill disease at a smolt production site in ... -
Growth characteristics and morphology of Paramoeba perurans from Atlantic salmon Salmo salar L. and ballan wrasse Labrus bergylta in Norway
Blindheim, Steffen Hageselle; Andersen, Linda; Trösse, Christiane; Karlsbakk, Egil Erlingsson; Nylund, Are (Journal article; Peer reviewed, 2023)Background Paramoeba perurans is the causative agent of amoebic gill disease (AGD) in Atlantic salmon Salmo salar L. and many other farmed marine fish species worldwide. The first cases of AGD in Norway were reported in ... -
Ichthyobodo hippoglossin. sp. (Kinetoplastea: Prokinetoplastida: Ichthyobodonidae fam. nov.), an ectoparasitic flagellate infecting farmed Atlantic halibut Hippoglossus hippoglossus
Isaksen, Trond Einar; Karlsbakk, Egil; Nylund, Are (Peer reviewed; Journal article, 2007-01-18)Diseased Atlantic halibut Hippoglossus hippoglossus juveniles from a hatchery in western Norway showed gill and skin infections with an Ichthyobodo species. Genus Ichthyobodo contains a single valid species, I. necator, ... -
Identification of housekeeping genes of Candidatus Branchiomonas cysticola associated with epitheliocystis in Atlantic salmon (Salmo salar L.)
Mjølnerød, Even Bysveen; Srivastava, Aashish; Moore, Lindsey; Plarre, Heidrun; Nylund, Are (Journal article; Peer reviewed, 2022)Candidatus Branchiomonas cysticola is an intracellular, gram-negative Betaproteobacteria causing epitheliocystis in Atlantic Salmon (Salmo salar L.). The bacterium has not been genetically characterized at the intraspecific ... -
Induction of tenacibaculosis in Atlantic salmon smolts using Tenacibaculum finnmarkense and the evaluation of a whole cell inactivated vaccine
Småge, Sverre Bang; Frisch, Kathleen Marie; Vold, Vidar; Duesund, Henrik; Brevik, Øyvind Jakobsen; Olsen, Rolf Hetlelid; Sjaatil, Stine; Klevan, Are; Brudeseth, Bjørn; Watanabe, Kuninori; Nylund, Are (Peer reviewed; Journal article, 2018-10)Tenacibaculosis, an ulcerative disease characterised by skin lesions, mouth erosion, frayed fins and tail rot, is a significant fish welfare issue in marine aquaculture worldwide. The disease is a concern to the Atlantic ... -
Infection dynamics and tissue tropism of Parvicapsula pseudobranchicola (Myxozoa: Myxosporea) in farmed Atlantic salmon (Salmo salar)
Nylund, Are; Hansen, Haakon; Brevik, Øyvind Jakobsen; Hustoft, Håvard; Markussen, Turhan; Plarre, Heidrun; Karlsbakk, Egil (Peer reviewed; Journal article, 2018-01-06)Background The myxosporean parasite Parvicapsula pseudobranchicola commonly infects farmed Atlantic salmon in northern Norway. Heavy infections are associated with pseudobranch lesions, runting and mortality in the salmon ...