Blar i Brage IMR på forfatter "Nilsen, Frank"
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Hatching time and alevin growth prior to the onset of exogenous feeding in farmed, wild and hybrid Norwegian Atlantic salmon
Solberg, Monica Favnebøe; Fjelldal, Per Gunnar; Nilsen, Frank; Glover, Kevin (Journal article; Peer reviewed, 2014-12-01) -
Human-induced evolution caught in action: SNP-array reveals rapid amphi-atlantic spread of pesticide resistance in the salmon ecotoparasite Lepeophtheirus salmonis
Besnier, Francois; Kent, Matthew; Skern-Mauritzen, Rasmus; Lien, Sigbjørn; Malde, Ketil; Edvardsen, Rolf B.; Taylor, Simon; Ljungfeldt, Lina; Nilsen, Frank; Glover, Kevin A. (Journal article; Peer reviewed, 2014-10-26)Background The salmon louse, Lepeophtheirus salmonis, is an ectoparasite of salmonids that causes huge economic losses in salmon farming, and has also been causatively linked with declines of wild salmonid populations. ... -
Identification and characterisation of the ecdysone biosynthetic genes neverland, disembodied and shade in the salmon louse Lepeophtheirus salmonis (Copepoda, Caligidae)
Sandlund, Liv; Kongshaug, Heidi; Horsberg, Tor Einar; Male, Rune; Nilsen, Frank; Dalvin, Sussie (Peer reviewed; Journal article, 2018) -
Identification of critical enzymes in the salmon louse chitin synthesis pathway as revealed by RNA interference-mediated abrogation of infectivity
Braden, Laura; Michaud, Dylan; Igboeli, Okechukwu O.; Dondrup, Michael; Hamre, Lars Are; Dalvin, Sussie; Purcell, Sara; Kongshaug, Heidi; Eichner, Christiane; Nilsen, Frank; Fast, Mark D. (Peer reviewed; Journal article, 2020)Treatment of infestation by the ectoparasite Lepeophtheirus salmonis relies on a small number of chemotherapeutant treatments that currently meet with limited success. Drugs targeting chitin synthesis have been largely ... -
Import of Atlantic Water and sea ice controls the ocean environment in the northern Barents Sea
Lundesgaard, Øyvind; Sundfjord, Arild; Lind, Sigrid; Nilsen, Frank; Renner, Angelika (Peer reviewed; Journal article, 2022)The northern Barents Sea is a cold, seasonally ice-covered Arctic shelf sea region that has experienced major warming and sea ice loss in recent decades. Here, a 2-year observational record from two ocean moorings provides ... -
Individual fish tank arrays in studies of Lepeophtheirus salmonis and lice loss variability
Hamre, Lars Are; Nilsen, Frank (Journal article; Peer reviewed, 2011-11-03)In studies of the salmon louse Lepeophtheirus salmonis (Krøyer, 1837), experimental design is complicated by a highly variable and unpredictable lice loss among common experimental tanks and a substantial rate of host ... -
Kampen mot lus på oppdrettsfisk: Løsningen ligger i genene
Nilsen, Frank; Frost, Petter; Hamre, Lars Are (Havforskningstema, Working paper, 2003) -
Lakselus – kan vi avle fram en resistent laks?
Glover, Kevin A.; Storset, Arne; Nilsen, Frank; Skaala, Øystein (Havforskningsnytt, Working paper, 2005) -
Lakselusforsking ved Havforskingsinstituttet
Nilsen, Frank (Havforskningsnytt, Working paper, 2001) -
Losing the 'arms race': Multiresistant salmon lice are dispersed throughout the North Atlantic Ocean
Fjørtoft, Helene Børretzen; Nilsen, Frank; Besnier, Francois; Stene, Anne; Tveten, Ann-Kristin; Bjørn, Pål Arne; Aspehaug, Vidar Teis; Glover, Kevin Alan (Peer reviewed; Journal article, 2021)Nothing lasts forever, including the effect of chemicals aimed to control pests in food production. As old pesticides have been compromised by emerging resistance, new ones have been introduced and turned the odds back in ... -
Major histocompatibility complex (MHC) variation and susceptibility to the sea louse Lepeophtheirus salmonis in Atlantic salmon Salmo salar
Glover, Kevin A.; Grimholt, Unni; Bakke, H.G.; Nilsen, Frank; Storset, Arne; Skaala, Øystein (Journal article; Peer reviewed, 2007-06-07)The relationship between genetic variation in major histocompatibility complex (MHC) Class I and II genes and susceptibility to sea lice Lepeophtheirus salmonis (Krøyer) in Atlantic salmon Salmo salar (L.) was studied ... -
Microsomal triglyceride transfer protein in the ectoparasitic crustacean salmon louse (Lepeophtheirus salmonis)
Khan, Muhammad Tanveer; Dalvin, Sussie; Nilsen, Frank; Male, Rune (Peer reviewed; Journal article, 2017) -
Molecular characterisation of the salmon louse, Lepeophtheirus salmonis salmonis (Krøyer, 1837), ecdysone receptor with emphasis on functional studies of female reproduction
Sandlund, Liv; Nilsen, Frank; Male, Rune; Grotmol, Sindre; Kongshaug, Heidi; Dalvin, Sussie (Journal article; Peer reviewed, 2014-11-20)The salmon louse Lepeophtheirus salmonis (Copepoda, Caligidae) is an important parasite in the salmon farming industry in the Northern Hemisphere causing annual losses of hundreds of millions of dollars (US) worldwide. To ... -
Molecular characterisation of the salmon louse, Lepeophtheirus salmonis salmonis (Krøyer, 1837), ecdysone receptor with emphasis on functional studies of female reproduction
Sandlund, Liv; Nilsen, Frank; Male, Rune; Grotmol, Sindre; Kongshaug, Heidi; Dalvin, Sussie Trine (Journal article; Peer reviewed, 2015) -
Molecular characterization of the lipophorin receptor in the crustacean ectoparasite Lepeophtheirus salmonis
Khan, Muhammad Tanveer; Dalvin, Sussie; Waheed, Qaiser; Nilsen, Frank; Male, Rune (Peer reviewed; Journal article, 2018)The Salmon louse (Lepeophtheirus salmonis) is a marine ectoparasite of salmonid fish in the Northern Hemisphere and considered as a major challenge in aquaculture and a threat to wild populations of salmonids. Adult female ... -
Molekylære studier av lakselus : Molecular studies of salmon lice
Dalvin, Sussie Trine; Eichner, Christiane; Skern-Mauritzen, Rasmus; Nilsen, Frank (Havforskningsnytt, Working paper, 2009)Salmon lice are an important threat to wild populations of salmon and sea trout and a growing problem in aquaculture. At the Institute of Marine Research, a molecular characterization of salmon lice is performed to provide ... -
Ocean temperature oscillations enable reappearance of blue mussels Mytilus edulis in Svalbard after a 1000 year absence
Berge, Jørgen; Johnsen, Geir; Nilsen, Frank; Gulliksen, Bjørn; Slagstad, Dag (Journal article; Peer reviewed, 2005-11-21)We report the first observations of settled blue mussels Mytilus edulis L. in the high Arctic archipelago of Svalbard for the first time since the Viking Age. A scattered population was discovered at a single site at the ... -
Ovipleistophora gen. n., a new genus for Pleistophora mirandellae-like microsporidia
Pekkarinen, M.; Lom, J.; Nilsen, Frank (Journal article; Peer reviewed, 2002-03-11)Based on ultrastructural study and molecular analysis, a new genus, Ovipleistophora, is established for Pleistophora mirandellae-like microsporidia from roach and ruff oocytes, Unlike Pleistophora, Ovipleistophora has a ... -
Phylogenetic analysis of infectious salmon anaemia virus isolates from Norway, Canada and Scotland
Krossøy, B.; Nilsen, Frank; Endresen, C.; Nylund, Are (Journal article; Peer reviewed, 2001)The sequences of gene segments 2 and 8 from 10 different isolates of infectious salmon anaemia Virus (ISAV) sampled in Norway, Canada and Scotland between 1987 and 1999 were determined and compared. Pairwise comparisons ... -
Phylogenomic and functional analyses of salmon lice aquaporins uncover the molecular diversity of the superfamily in Arthropoda
Stavang, Jon Anders; Chauvigné, Francois; Kongshaug, Heidi; Cerdà, Joan; Nilsen, Frank; Finn, Roderick Nigel (Journal article; Peer reviewed, 2015-08-19)An emerging field in biomedical research is focusing on the roles of aquaporin water channels in parasites that cause debilitating or lethal diseases to their vertebrate hosts. The primary vectorial agents are hematophagous ...