2025

• Hao, Qiang; Olsen, Rolf-Erik; Ringø, Einar; Ding, Qianwen; Teame, Tsegay; Yao, Yuanyuan. (2025) Dietary Solid-state-fermentation product of Bacillus velezensis T23 alleviate hepatic steatosis, oxidative stress, gut barrier damage, and microbiota dysbiosis in juvenile genetically improved farmed tilapia (GIFT, Oreochromis niloticus). Aquaculture Reports
  Academic article

2024

• Sandbakken, Ingrid Schafroth; Su, Hang; Johansen, Louise; Zhang, Yupeng; Ringø, Einar; Røsbak, Randi. (2024) Replacing fishmeal with salmon hydrolysate reduces the expression of intestinal inflammatory markers and modulates the gut microbiota in Atlantic salmon (Salmo salar). Frontiers in Marine Science
  Academic article
• Johny, Amritha; Ilardi, Pedro; Olsen, Rolf-Erik; Egelandsdal, Bjørg; Slinde, Erik. (2024) A Proof-of-Concept Study to Develop a Peptide-Based Vaccine against Salmon Lice Infestation in Atlantic Salmon (Salmo salar L.). Vaccines
  Academic article
• Yin, Peng; Saito, Takaya; Fjelldal, Per Gunnar; Björnsson, Björn Thrandur; Remø, Sofie C.; Sharma, Sandeep. (2024) Environmentally driven changes in Atlantic salmon oxidative status interact with physiological performance. Aquaculture
  Academic article
• Bloecher, Nina; Hedger, Richard David; Finstad, Bengt; Olsen, Rolf-Erik; Økland, Finn; Svendsen, Eirik. (2024) Assessment of activity and heart rate as indicators for acute stress in Atlantic salmon. Aquaculture International
  Academic article
• Madaro, Angelico; Lai, Floriana; Fjelldal, Per Gunnar; Hansen, Tom Johnny; Gelebart, Virginie; Muren, Brynjar. (2024) Comparing physiological responses of acute and chronically stressed diploid and triploid Atlantic salmon (Salmo salar). Aquaculture Reports
  Academic article
• Jónsdóttir, Kristbjörg Edda; Mathiassen, John Reidar Bartle; Svendsen, Eirik; Rosten, Carolyn; Bloecher, Nina; Føre, Martin. (2024) Detection of a stress related acoustic signature by passive acoustic monitoring in Atlantic salmon farming. Aquacultural Engineering
  Academic article

2023

• Jin, Yang; Li, Keshuai; Vik, Jon Olav; Hillestad, Marie; Olsen, Rolf-Erik. (2023) Effect of dietary cholesterol, phytosterol, and docosahexaenoic acid on astaxanthin absorption and retention in rainbow trout. Research Square
  Academic article
• Ding, Qianwen; Hao, Qiang; Jin, Ya; Zhang, Qingshuang; Xie, Yadong; Yang, Yalin. (2023) The effects of sodium propionate on intestinal barrier function of genetically improved farmed tilapia in a high-lipid formulation. Aquaculture
  Academic article
• Rimstad, Espen; Basic, Dean; Espmark, Åsa Maria Olofsdotter; Fraser, Thomas; Gulla, Snorre; Johansen, Johan. (2023) Triploid Atlantic salmon in aquaculture - Consequences for fish health and welfare under farming conditions. Scientific Opinion of the Panel on Animal Health and Welfare. VKM Report
  Academic article
• Luan, Yinyin; Li, Ming; Zhou, Wei; Yao, Yuanyuan; Yang, Yalin; Zhang, Zhen. (2023) The Fish Microbiota: Research Progress and Potential Applications. Engineering (Beijing)
  Academic literature review
• Van Doan, Hien; Prakash, Parvathy; Hoseinifar, Seyed Hossein; Ringø, Einar; El-Haroun, Ehab; Faggio, Caterina. (2023) Marine-derived products as functional feed additives in aquaculture: A review. Aquaculture Reports
  Academic literature review
• Yin, Peng; Saito, Takaya; Fjelldal, Per Gunnar; Björnsson, Björn Thrandur; Remø, Sofie C.; Hansen, Tom Johnny. (2023) Seasonal Changes in Photoperiod: Effects on Growth and Redox Signaling Patterns in Atlantic Salmon Postsmolts. Antioxidants
  Academic article
• Morgenroth, Daniel; Kvæstad, Bjarne; Økland, Finn; Finstad, Bengt; Olsen, Rolf-Erik; Svendsen, Eirik. (2023) Under the sea: How can we use heart rate and accelerometers to remotely assess fish welfare in salmon aquaculture?. Aquaculture
  Academic article
• Klykken, Christine; Khan, Essa Ahsan; Karlsen, C.; Reed, A.K.; Attramadal, Kari Johanne Kihle; Olsen, Rolf-Erik. (2023) Nephrocalcinosis in juvenile farmed Atlantic Salmon (Salmo salar) may be linked to osmoregulatory stress. Journal of Fish Diseases
  Academic article
• Svendsen, Eirik; Randeberg, Lise Lyngsnes; Føre, Martin; Finstad, Bengt; Olsen, Rolf-Erik; Bloecher, Nina. (2023) Data for characterization of the optical properties of Atlantic salmon (Salmo salar) blood. Journal of Biophotonics
  Academic article
• Sandbakken, Ingrid Schafroth; Five, Kathrine Kjos; Bardal, Tora; Knapp, Jarred Lee; Olsen, Rolf-Erik. (2023) Salmon hydrolysate as a protein source for Atlantic salmon; prion content and effects on growth, digestibility and gut health. Aquaculture
  Academic article
• Nordvi, Malene Fosse; Løvmo, Signe Dille; Bringslid, Ingeborg Hollekim; Whatmore, Paul; Sundh, Henrik; Reitan, Kjell Inge. (2023) Fucoidan from Undaria pinnatifida mitigates intestinal inflammation in Atlantic salmon (Salmo salar). Aquaculture
  Academic article
• Santigosa, Ester; Olsen, Rolf-Erik; Madaro, Angelico; Verlhac Trichet, Viviane; Carr, Ian. (2023) Algal oil gives control of long-chain omega-3 levels in full-cycle production of Atlantic salmon, without detriment to zootechnical performance and sensory characteristics. Journal of the World Aquaculture Society
  Academic article
• Xie, Mingxu; Li, Ming; Hao, Qiang; Olsen, Rolf-Erik; Ringø, Einar; Yang, Yalin. (2023) Effects of nuclease-treated fermentation product of Lactobacillus rhamnosus GCC-3 on growth, hepatic health and gut microbiota of zebrafish (Danio rerio) fed a high-fat diet. Aquaculture Reports
  Academic article
• Svendsen, Eirik; Føre, Martin; Randeberg, Lise Lyngsnes; Olsen, Rolf-Erik; Finstad, Bengt; Remen, Mette. (2023) ECG augmented pulse oximetry in Atlantic salmon (Salmo salar)—A pilot study. Computers and Electronics in Agriculture
  Academic article
• Santigosa, Ester; Olsen, Rolf-Erik; Madaro, Angelico; Søfteland, Liv Ingeborg Rosvoll; Carr, Ian. (2023) The impact of varying EPA:DHA ratio on Atlantic salmon health and welfare. Aquaculture
  Academic article
• Magalhães, Rui; Martins, Nicole; Fontinha, Filipa; Olsen, Rolf-Erik; Serra, Claudia Reis; Peres, Helena. (2023) Dietary ARA, DHA, and Carbohydrate Ratios Affect the Immune Status of Gilthead Sea Bream Juveniles upon Bacterial Challenge. Animals
  Academic article

2022

• Xie, Mingxu; Hao, Qiang; Olsen, Rolf Erik; Ringø, Einar; Yang, Yalin; Zhang, Zhen. (2022) Growth performance, hepatic enzymes, and gut health status of common carp (Cyprinus carpio) in response to dietary Cetobacterium somerae fermentation product. Aquaculture Reports
  Academic article
• Fraser, Thomas; Hansen, Tom Johnny; Remø, Sofie C.; Olsen, Rolf Erik; Fjelldal, Per Gunnar. (2022) Triploid Atlantic salmon × brown trout hybrids have similar seawater growth and welfare issues as triploid Atlantic salmon, but both were heavier at harvest than their diploid counterparts. Aquaculture
  Academic article
• Magalhães, R.; Martins, N.; Fontinha, F.; Couto, A.; Serra, C.R.; Santos, R.A.. (2022) Effects of dietary ARA, DHA, and carbohydrates levels on gilthead sea bream liver and intestine oxidative stress, tissue histomorphology, and gut microbiota. Aquaculture
  Academic article
• Klykken, Christine; Reed, A.K.; Dalum, Alf Seljenes; Olsen, Rolf Erik; Moe, Morten Kaare; Attramadal, Kari. (2022) Physiological changes observed in farmed Atlantic salmon (Salmo salar L.) with nephrocalcinosis. Aquaculture
  Academic article
• Ding, Qianwen; Hao, Qiang; Zhang, Qingshuang; Yang, Yalin; Olsen, Rolf Erik; Ringø, Einar. (2022) DHA Suppresses Hepatic Lipid Accumulation via Cyclin D1 in Zebrafish. Frontiers in Nutrition
  Academic article
• Madaro, Angelico; Nilsson, Jonatan; Whatmore, Paul; Roh, HyeongJin; Grove, Søren; Stien, Lars Helge. (2022) Acute stress response on Atlantic salmon: a time-course study of the effects on plasma metabolites, mucus cortisol levels, and head kidney transcriptome profile. Fish Physiology & Biochemistry
  Academic article
• Xie, Mingxu; Xie, Yadong; Li, Yu; Zhou, Wei; Zhang, Zhen; Yang, Yalin. (2022) Stabilized fermentation product of Cetobacterium somerae improves gut and liver health and antiviral immunity of zebrafish. Fish and Shellfish Immunology
  Academic article
• Ding, Qianwen; Hao, Qiang; Zhang, Qingshuang; Yang, Yalin; Olsen, Rolf Erik; Ringø, Einar. (2022) Excess DHA Induces Liver Injury via Lipid Peroxidation and Gut Microbiota-Derived Lipopolysaccharide in Zebrafish. Frontiers in Nutrition
  Academic article
• Løvmo, Signe Dille; Sundh, Henrik; Whatmore, Paul; Nordvi, Malene Fosse; Sigholt, Trygve; Madaro, Angelico. (2022) Intestinal health in Atlantic salmon post-smolt (Salmo salar) when fed low- and high HUFA diets. Aquaculture
  Academic article
• Yin, Peng; Bjørnsson, Bjørn Thrandur; Fjelldal, Per Gunnar; Saito, Takaya; Remø, Sofie C.; Edvardsen, Rolf Brudvik. (2022) Impact of atioxidant feed and growth manipulation on the redox regulation of Atlantic salmon smolts. Antioxidants
  Academic article
• Ding, Qianwen; Lu, Chenyao; Hao, Qiang; Zhang, Qingshuang; Yang, Yalin; Olsen, Rolf Erik. (2022) Dietary Succinate Impacts the Nutritional Metabolism, Protein Succinylation and Gut Microbiota of Zebrafish. Frontiers in Nutrition
  Academic article
• Magalhães, Rui; Guardiola, Francisco Abellán; Guerreiro, Inês; Fontinha, Filipa; Moutinho, Sara; Serra, Cláudia Reis. (2022) Immunomodulatory effect of different dietary ARA/EPA/DHA ratios in gilthead sea bream (Sparus aurata) juveniles after infection with Photobacterium damselae subsp. piscicida. Aquaculture Research
  Academic article
• Xie, Mingxu; Hao, Qiang; Xia, Rui; Olsen, Rolf Erik; Ringø, Einar; Yang, Yalin. (2022) Nuclease-Treated Stabilized Fermentation Product of Cetobacterium somerae Improves Growth, Non-specific Immunity, and Liver Health of Zebrafish (Danio rerio). Frontiers in Nutrition
  Academic article
• Klykken, Christine; Boissonnot, Lauris Jeannine Ernestine; Reed, Anne Katrine; Whatmore, Paul; Attramadal, Kari; Olsen, Rolf Erik. (2022) Gene expression patterns in Atlantic salmon (Salmo salar) with severe nephrocalcinosis. Journal of Fish Diseases
  Academic article
• Nordvi, Malene Fosse; Løvmo, Signe Dille; Whatmore, Paul; Sundh, Henrik; Sigholt, Trygve; Olsen, Rolf Erik. (2022) Low intestinal inflammation model (HP48) in Atlantic salmon (Salmo salar) and inflammatory mitigation by Bactocell. Aquaculture
  Academic article
• Klykken, Christine; Dalum, Alf Seljenes; Reed, Anne Katrine; Attramadal, Kari; Olsen, Rolf Erik; Boissonnot, Lauris Jeannine Ernestine. (2022) Radiological detection of nephrocalcinosis in farmed Atlantic salmon Salmo salar L. Journal of Fish Diseases
  Academic article
• Bøe, Knut Egil; Grahek-Ogden, Danica; Hoel, Kristian; Gjøen, Tor; Godfroid, Jacques Xavier Leon; Janczak, Andrew Michael. (2022) The use of light, restrictive feeding, fibrous feed and stocking density and the consequences for animal welfare for poultry species kept in Norway - Scientific Opinion of the Panel on Animal Health and Welfare of the Norwegian Scientific Committee for Food and Environment. VKM Report
  Academic article
• Datsomor, Alex Kojo; Gillard, Gareth Benjamin; Jin, Yang; Olsen, Rolf Erik; Sandve, Simen Rød. (2022) Molecular Regulation of Biosynthesis of Long Chain Polyunsaturated Fatty Acids in Atlantic Salmon. Marine Biotechnology
  Academic article
• Xie, Mingxu; Li, Yu; Olsen, Rolf Erik; Ringø, Einar; Yang, Yalin; Zhang, Zhen. (2022) Dietary supplementation of exopolysaccharides from Lactobacillus rhamnosus GCC-3 improved the resistance of zebrafish against spring viremia of carp virus infection. Frontiers in Immunology
  Academic article

2021

• Løvmo, Signe Dille; Whatmore, Paul; Sundh, Henrik; Sigholt, Trygve; Madaro, Angelico; Bardal, Tora. (2021) Effect of Atlantic salmon (Salmo salar) fed low- and high HUFA dies on growth and midgut intestinal health. Aquaculture. Aquaculture
  Academic article
• Magalhaes, R.; Guardiola, F.A.; Guerreiro, I.; Fontinha, F; Moutinho, Sandra; Olsen, Rolf Erik. (2021) Effect of different dietary arachidonic, eicosapentaenoic, and docosahexaenoic acid content on selected immune parameters in gilthead sea bream (Sparus aurata). Fish & Shellfish Immunology Reports
  Academic article
• Magalhaes, R.; Martins, N.; Fontinha, F.; Moutinho, S.; Olsen, Rolf Erik; Peres, H.. (2021) Effects of dietary arachidonic acid and docosahexanoic acid at different carbohydrates levels on gilthead sea bream growth performance and intermediary metabolism. Aquaculture
  Academic article
• Ding, Qianwen; Zhang, Zhen; Li, Yu; Liu, Hongliang; Hao, Qiang; Yang, Yalin. (2021) Propionate induces intestinal oxidative stress via Sod2 propionylation in zebrafish. iScience
  Academic article
• Li, Xingyu; Olsen, Rolf Erik; Reitan, Kjell Inge; Altin, Dag; Salaberria, Iurgi. (2021) Phosphorus limitation in Rhodomonas baltica and the effects as food resource on Calanus finmarchicus reared at elevated temperatures. Norges Teknisk-Naturvitenskapelige Universitet
  Masters thesis
• Sæther, Simen; Olsen, Rolf Erik; Altin, Dag; Salaberria, Iurgi; Reitan, Kjell Inge. (2021) Effects of elevated water temperatures and microalgae diet on prosome size, fat sac development, egg production and hatching success in Calanus finmarchicus. Norges Teknisk-Naturvitenskapelige Universitet
  Masters thesis
• Xie, Mingxu; Zhou, Wei; Xie, Yadong; Li, Yu; Zhang, Zhen; Yang, Yaling. (2021) Effects of Cetobacterium somerae fermentation product on gut and liver health of common carp (Cyprinus carpio) fed diet supplemented with ultra-micro ground mixed plant proteins. Aquaculture
  Academic article
• Ran, Chao; Xie, Mingxu; Li, Jie; Xie, Yadong; Ding, Qianwen; Li, Yu. (2021) Dietary Nucleotides Alleviate Hepatic Lipid Deposition via Exogenous AMP-Mediated AMPK Activation in Zebrafish. Journal of Nutrition
  Academic article
• Schmeisser, Jerome; Verlac-Trichet, Viviane; Madaro, Angelico; Lall, Santosh P.; Torrissen, Ole; Olsen, Rolf Erik. (2021) Molecular Mechanism Involved in Carotenoid Metabolism in Post-Smolt Atlantic Salmon: Astaxanthin Metabolism During Flesh Pigmentation and Its Antioxidant Properties. Marine Biotechnology
  Academic article
• Svendsen, Eirik; Økland, Finn; Føre, Martin; Randeberg, Lise Lyngsnes; Finstad, Bengt; Olsen, Rolf Erik. (2021) Optical measurement of tissue perfusion changes as an alternative to electrocardiography for heart rate monitoring in Atlantic salmon (Salmo salar). Animal Biotelemetry
  Academic article
• Cheung, Christian Baohua; Reitan, Kjell Inge; Olsen, Rolf Erik. (2021) Effects on growth and gut health in Atlantic salmon (Salmo salar) fed diets containing the macroalgae Porphyra amplissima. NTNU
  Masters thesis
• Holden, Agnes Beate; Reitan, Kjell Inge; Olsen, Rolf Erik. (2021) Effects of crowding intensity on stress responses in Atlantic salmon (Salmo salar). NTNU
  Masters thesis
• Thorstad, Eva Bonsak; Garseth, Åse Helen; Gjøen, Tor; Gulla, Snorre; Lo, Håvard; Malmstrøm, Martin. (2021) Assessment of the risk of negative impact on biodiversity from import and release of eggs or live fish from landlocked Atlantic salmon from Klarälven in Sweden to Trysilelva in Norway. Scientific Opinion of the Panel on Alien Organisms and Trade in Endangered Species of the Norwegian Scientific Committee for Food and Environment. VKM Report
  Academic literature review
• Turchini, Giovanni M.; Francis, David S.; Du, Zhenyu; Olsen, Rolf Erik; Ringø, Einar; Tocher, Douglas R.. (2021) The lipids. Academic Press
  Chapter
• Turchini, Giovanni M.; Francis, David S.; Du, Zhen-yu; Olsen, Rolf Erik; Ringø, Einar; Tocher, Douglas R.. (2021) The Lipids: In: Fish Nutrition (Hardy, Ronald W. and Kaushik, Sadasivam J. Academic Press Academic Press
  Academic anthology/Conference proceedings

2020

• Jalili, Mahsa; Bones, Atle M.; Winge, Per; Olsen, Rolf Erik. (2020) Effects of different dietary ingredients on the immune responses and antioxidant status in Atlantic salmon (salmo salar): possible nutriomics approaches. Doktoravhandlinger ved NTNU (123)
  Doctoral dissertation
• Jin, Yang; Olsen, Rolf Erik; Harvey, Thomas Nelson; Østensen, Mari-Ann; Li, Keshuai; Santi, Nina. (2020) Comparative transcriptomics reveals domestication‐associated features of Atlantic salmon lipid metabolism. Molecular Ecology
  Academic article
• Skottene, Elise; Tarrant, Ann M.; Altin, Dag; Olsen, Rolf Erik; Choquet, Marvin; Kvile, Kristina Ø. (2020) Lipid metabolism in Calanus finmarchicus is sensitive to variations in predation risk and food availability. Scientific Reports
  Academic article
• Jin, Yang; Datsomor, Alex Kojo; Olsen, Rolf Erik; Vik, Jon Olav; Torgersen, Jacob Seilø; Edvardsen, Rolf Brudvik. (2020) Targeted mutagenesis of Δ5 and Δ6 fatty acyl desaturases induce dysregulation of lipid metabolism in Atlantic salmon (Salmo salar). BMC Genomics
  Academic article
• Barrett, Luke T.; Bui, Samantha; Oppedal, Frode; Bardal, Tora; Olsen, Rolf Erik; Dempster, Timothy David. (2020) Ultraviolet-C light suppresses reproduction of sea lice but has adverse effects on host salmon. . Aquaculture
  Academic article
• Løvmo, Signe Dille; Madaro, Angelico; Whatmore, Paul; Bardal, Tora; Østensen, Mari-Ann; Sandve, Simen Rød. (2020) Mid and hindgut transcriptome profiling analysis of Atlantic salmon (Salmon salar) under unpredictable chronic stress. Royal Society Open Science
  Academic article
• Madaro, Angelico; Torrissen, Ole; Whatmore, Paul; Lall, Santosh P.; Schmeisser, Jerome; Verlhac Trichet, Viviane. (2020) Red and white chinook salmon (Oncorhynchus tshawytscha): Differences in the transcriptome profile of muscle, liver, and pylorus. Marine Biotechnology
  Academic article
• Zhang, Hongling; Ding, Qianwen; Wang, Anran; Liu, Yu; Teame, Tsegay; Ran, Chao. (2020) Effects of dietary sodium acetate on food intake, weight gain, intestinal digestive enzyme activities, energy metabolism and gut microbiota in cultured fish: Zebrafish as a model. Aquaculture
  Academic article
• Preetham, Elumalai; Lakhmi, Sreeja; Wongpanya, Ratree; Vaseeharan, Baskaralingam; Arockiaraj, Jesu; Olsen, Rolf Erik. (2020) Antibiofilm and immunological properties of lectin purified from shrimp Penaeus semisulcatus. Fish and Shellfish Immunology
  Academic article
• Concollato, Anna; Secci, Giulia; Zotte, Antonella Dalle; Vargas, Sheyla Cristina; Olsen, Rolf Erik; Lira de Medeiros, Adja Cristina. (2020) Effects of stunning methods on pre rigor changes in rainbow trout (Oncorhynchus mykiss) reared at two different temperatures. Italian Journal of Animal Science
  Academic article
• Magalhaes, Rui; Guerreiro, I.; Santos, R. A.; Coutinho, F.; Couto, A.; Serra, C. R.. (2020) Oxidative status and intestinal health of gilthead sea bream (Sparus aurata) juveniles fed diets with different ARA/EPA/DHA ratios. Scientific Reports
  Academic article
• Teame, Tsegay; Wang, Anran; Xie, Mingxu; Zhang, Zhen; Yang, Yaling; Ding, Qianwen. (2020) Paraprobiotics and postbiotics of probiotic lactobacilli, their positive effects on the host and action mechanisms: A review. Frontiers in Nutrition
  Academic article
• Zhang, Hongling; Ran, Chao; Teame, Tsegay; Ding, Qianwen; Hoseinifar, Seyed Hossein; Xie, Mingxu. (2020) Research progress on gut health of farmers teleost fish: a viewpoint concerning the intestinal mucosal barrier and the impact of its damage. Reviews in Fish Biology and Fisheries
  Academic literature review
• Napier, Johnathan A.; Haslam, Richard P. Haslam; Olsen, Rolf Erik; Tocher, D. R.; Betancor, Monica B. (2020) Agriculture can help aquaculture become greener. Nature Food
  Academic literature review
• Xie, Mingxu; Xie, Yadong; Li, Yu; Zhou, Wei; Yang, Yalin; Olsen, Rolf Erik. (2020) The effects of fish meal replacement with ultra-micro ground mixed plant proteins (uPP) in practical diet on growth, gut and liver health of common carp (Cyprinus carpio). Aquaculture Reports
  Academic article

2019

• Rimstad, Espen; Basic, Dean; Brun, Edgar; Colquhoun, Duncan John; Olesen, Niels Jørgen; Bøe, Knut Egil. (2019) The risk of transmission of infectious disease through trade of cryopreserved milt. Scientific Opinion of the Panel on Animal Health and Welfare of the Norwegian Scientific Committee for Food Safety. VKM Report (2019:02)
  Report
• Datsomor, Alex Kojo; Olsen, Rolf Erik; Zic, Nikola; Madaro, Angelico; Bones, Atle M.; Edvardsen, Rolf Brudvik. (2019) CRISPR/Cas9-mediated editing of Δ5 and Δ6 desaturases impairs Δ8-desaturation and docosahexaenoic acid synthesis in Atlantic salmon (Salmo salar L.). Scientific Reports
  Academic article
• Sprague, Matthew; Xu, Gong; Betancor, Monica B; Olsen, Rolf Erik; Torrissen, Ole; Glencross, Brett D.. (2019) Endogenous production of n-3 long-chain PUFA from first feeding and the influence of dietary linoleic acid and the α-linolenic:linoleic ratio in Atlantic salmon (Salmo salar). British Journal of Nutrition
  Academic article
• Skottene, Elise; Tarrant, Ann; Olsen, Anders Johny; Altin, Dag; Hansen, Bjørn Henrik; Choquet, Marvin . (2019) A Crude Awakening: Effects of Crude Oil on Lipid Metabolism in Calanoid Copepods Terminating Diapause. The Biological Bulletin
  Academic article
• Datsomor, Alex; Zic, Nikola; Li, Keshuai; Olsen, Rolf Erik; Jin, Yang; Vik, Jon Olav. (2019) CRISPR/Cas9-mediated ablation of elovl2 in Atlantic salmon (Salmo salar L.) inhibits elongation of polyunsaturated fatty acids and induces Srebp-1 and target genes. Scientific Reports
  Academic article
• Tocher, Douglas R.; Betancor, Mónica B.; Sprague, Matthew; Olsen, Rolf Erik; Napier, Johnathan A.. (2019) Omega-3 long-chain polyunsaturated fatty acids, EPA and DHA: Bridging the gap between supply and demand. Nutrients
  Academic literature review
• Wang, Anran; Ran, Chao; Wang, Yanbo; Zhang, Zhen; Ding, Qianwen; Yang, Yalin. (2019) Use of probiotics in aquaculture of China—a review of the past decade. Fish and Shellfish Immunology
  Academic literature review
• Naveenan, Manoharan; Olsen, Rolf Erik; Egelandsdal, Bjørg. (2019) Effects of dietary glutamate and succinate on growth performance and mitochondrial respiration in heart and liver of Atlantic salmon (Salmo salar) smolts . Journal of Fisheries
  Academic article
• Magalhães, Rui Pedro Moreira de; Guerreiro, Ines; Coutinho, Felipe; Moutinha, Sara; Sousa, S.; Delerue-Matos, Christina. (2019) Effect of dietary ARA/EPA/DHA ratios on growth performance and intermediary metabolism of gilthead sea bream (Sparus aurata) juveniles. Aquaculture
  Academic article
• Olsen, Rolf Erik; Strand, Espen; Melle, Webjørn Raunsgård; Nørstebø, Jo Trelvik; Lall, Santosh P.; Ringø, Einar. (2019) Can mesopelagic mixed layers be used as feed source for salmon aquaculture? . Deep-Sea Research Part II: Topical Studies in Oceanography
  Academic article
• Preetham, Elumalai; Rubeena, Abdul Salam; Vaseeharan, Baskaralingam; Chaurasia, Mukesh Kumar; Arockiaraj, Jesu; Olsen, Rolf Erik. (2019) Anti-biofilm properties and immunological response of an immune molecule lectin isolated from shrimp Metapenaeus monoceros. Fish and Shellfish Immunology
  Academic article
• Skottene, Elise; Tarrant, Ann M.; Olsen, Anders Johny; Altin, Dag; Østensen, Mari-Ann; Hansen, Bjørn Henrik. (2019) The β-oxidation pathway is downregulated during diapause termination in Calanus copepods. Scientific Reports
  Academic article
• Nesse, Live Lingaas; Bakke, Anne Marie; Eggen, Trine; Hoel, Kristian; Kaldhusdal, Magne; Ringø, Einar. (2019) The risk of development of antimicrobial resistance with the use of coccidiostats in poultry diets. European Journal of Nutrition and Food Safety
  Academic article

2018

• Sambraus, Florian; Remen, Mette; Olsen, Rolf Erik; Hansen, Tom Johnny; Waagbø, Rune; Torgersen, Thomas. (2018) Changes in water temperature and oxygen: the effect of triploidy on performance and metabolism in large farmed Atlantic salmon. Aquaculture Environment Interactions
  Academic article
• Li, Keshuai; Egelandsdal, Bjørg; Olsen, Rolf Erik. (2018) Hydrolysis activity of pyloric cecal enterocytes of brown trout (Salmo trutta) toward monoacylglycerol and lysophosphatidylcholine. Lipids
  Academic article
• Zhu, Tingbing; Zhang, Lihong; Zhang, Tanglin; Wang, Yaping; Hu, Wei; Olsen, Rolf Erik. (2018) Preliminarily study on the maximum handling size, prey size and species selectivity of growth hormone transgenic and non-transgenic common carp Cyprinus carpio when foraging on gastropods. Journal of Oceanology and Limnology
  Academic article
• Jin, Yang; Olsen, Rolf Erik; Gillard, Gareth B.; Østensen, Mari-Ann; Korsvoll, Sven A.; Santi, Nina. (2018) A systemic study of lipid metabolism regulation in salmon fingerlings and early juveniles fed plant oil. British Journal of Nutrition
  Academic article
• Jin, Yang; Olsen, Rolf Erik; Østensen, Mari-Ann; Gillard, Gareth Benjamin; Li, Keshuai; Harvey, Thomas Nelson. (2018) Transcriptional regulation of lipid metabolism when salmon fry switches from endogenous to exogenous feeding. Aquaculture
  Academic article
• Napier, Johnathan A.; Olsen, Rolf Erik; Tocher, Douglas R.. (2018) Update on GM canola crops as novel sources of omega‐3 fish oils. Plant Biotechnology Journal
  Academic literature review
• Betancor, Mónica B.; Olsen, Rolf Erik; Marandel, Lucie; Skulstad, Ole Fredrik; Madaro, Angelico; Tocher, Douglas R.. (2018) Impact of dietary carbohydrate/protein ratio on hepatic metabolism in land-locked Atlantic salmon (Salmo salar L.). Frontiers in Physiology
  Academic article
• Madaro, Angelico; Folkedal, Ole; Maiolo, Silvia; Alvanopoulou, Marsela; Olsen, Rolf Erik. (2018) Effects of acclimation temperature on cortisol and oxygen consumption in Atlantic salmon (Salmo salar) post-smolt exposed to acute stress. Aquaculture
  Academic article
• Hemre, G-I; Amlund, Heidi; Aursand, Marit; Bakke, Anne Marie; Olsen, Rolf Erik; Ringø, Einar. (2018) Criteria for safe use of plant ingredients in diets for aquacultured fish. European Journal of Nutrition and Food Safety
  Academic article
• Betancor, Mónica B.; Li, Keshuai; Bucerzan, Valentin S.; Sprague, Matthew; Sayanova, Olga; Usher, Sarah. (2018) Oil from transgenic Camelina sativa containing over 25 % n-3 long-chain PUFA as the major lipid source in feed for Atlantic salmon (Salmo salar). British Journal of Nutrition
  Academic article
• Jin, Yang; Olsen, Rolf Erik; Østensen, Mari-Ann; Gillard, Gareth Benjamin; Korsvoll, Sven Arild; Santi, Nina. (2018) Transcriptional development of phospholipid and lipoprotein metabolism in different intestinal regions of Atlantic salmon (Salmo salar) fry. BMC Genomics
  Academic article
• Li, Keshuai; Olsen, Rolf Erik; Jin, Yang; Olsen, Yngvar. (2018) Phospholipids in Marine Larval Rearing. Springer
  Chapter

2017

• Betancor, Monica B; Li, Keshuai; Sprague, Matthew; Bardal, Tora; Sayanova, Olga; Usher, Sarah. (2017) An oil containing EPA and DHA from transgenic Camelina sativa to replace marine fish oil in feeds for Atlantic salmon (Salmo salar L.): Effects on intestinal transcriptome, histology, tissue fatty acid profiles and plasma biochemistry. PLOS ONE
  Academic article
• Vindas, Marco Antonio; Madaro, Angelico; Fraser, Thomas; Höglund, Erik; Olsen, Rolf Erik; Kristiansen, Tore S. (2017) Uncontrollable chronic stress reduces growth disparities in farmed Atlantic salmon. Physiology and Behavior
  Academic article
• Pérez-Sánchez, Jaume; Terova, Genciana; Simó-Mirabet, Paula; Rimoldi, Simona; Folkedal, Ole; Calduch-Giner, Josep Alvar. (2017) Skin mucus of gilthead sea bream (sparus aurata l.). protein mapping and regulation in chronically stressed fish. Frontiers in Physiology
  Academic article
• Zhou, Zhigang; Ringø, Einar; Olsen, Rolf Erik; Song, Seong K.. (2017) Dietary effects of soybean products on gut microbiota and immunity of aquatic animals: A review. Aquaculture Nutrition
  Academic literature review
• Lerfall, Jørgen; Hasli, Pål Rune; Skare, Even Flønes; Olsen, Rolf Erik; Rotabakk, Bjørn Tore; Roth, Bjørn. (2017) A comparative study of diploid versus triploid Atlantic salmon (Salmo salar L.). The effects of rearing temperatures (5, 10 and 15 °C) on raw material characteristics and storage quality. Food Chemistry
  Academic article
• Sambraus, Florian; Olsen, Rolf Erik; Remen, Mette; Hansen, Tom Johnny; Torgersen, Thomas; Fjelldal, Per Gunnar. (2017) Water temperature and oxygen: The effect of triploidy on performance and metabolism in farmed Atlantic salmon (Salmo salar L.) post-smolts. Aquaculture
  Academic article
• Folkedal, Ole; Fernø, Anders; Nederlof, Marit A. J.; Fosseidengen, Jan Erik; Cerqueira, Marco; Olsen, Rolf Erik. (2017) Habituation and conditioning in gilthead sea bream (Sparus aurata): Effects of aversive stimuli, reward and social hierarchies. Aquaculture Research
  Academic article
• Karlsen, Ørjan; Amlund, Heidi; Berg, Arne Erik; Olsen, Rolf Erik. (2017) The effect of dietary chitin on growth and nutrient digestibility in farmed Atlantic cod, Atlantic salmon and Atlantic halibut. Aquaculture Research
  Academic article

2016

• Vindas, Marco A.; Madaro, Angelico; Fraser, Thomas W.K.; Höglund, Erik; Olsen, Rolf E.; Øverli, Øyvind. (2016) Coping with a changing environment: the effects of early life stress. Royal Society Open Science
  Academic article
• Solstorm, Frida; Solstorm, David; Oppedal, Frode; Olsen, Rolf Erik; Stien, Lars Helge; Fernø, Anders. (2016) Not too slow, not too fast: water currents affect group structure, aggression and welfare in postsmolt Atlantic salmon Salmo salar. Aquaculture Environment Interactions
  Academic article
• Li, Keshuai; Olsen, Rolf Erik. (2016) Metabolism of sn-1(3)-monoacylglycerol and sn-2-monoacylglycerol in caecal enterocytes and hepatocytes of brown trout (Salmo trutta). Lipids
  Academic article
• Torrissen, Ole; Hansen, Pia Kupka; Aure, Jan; Husa, Vivian; Strohmeier, Tore; Olsen, Rolf Erik. (2016) Næringsutslipp fra havbruk – nasjonale og regionale perspektiv. Rapport fra havforskningen (21)
  Report
• Madaro, Angelico; Fernø, Anders; Kristiansen, Tore S; Olsen, Rolf Erik; Gorissen, Marnix; Flik, Gert. (2016) Effect of predictability on the stress response to chasing in Atlantic salmon (Salmo salar L.) parr. Physiology and Behavior
  Academic article
• Concollato, Anna; Parisi, Giuliana; Masoero, Giorgio; Romvari, R.; Olsen, Rolf Erik; Dalle Zotte, Antonella. (2016) Carbon monoxide stunning of Atlantic salmon (Salmo salar L.) modifies rigor mortis and sensory traits as revealed by NIRS and other instruments. Journal of the Science of Food and Agriculture
  Academic article
• Betancor, Monica B; Olsen, Rolf Erik; Solstorm, David; Skulstad, Ole Fredrik; Tocher, Douglas R.. (2016) Assessment of a land-locked Atlantic salmon (Salmo salar L.) population as a potential genetic resource with a focus on long-chain polyunsaturated fatty acid biosynthesis. Biochimica et Biophysica Acta - Molecular and Cell Biology of Lipids
  Academic article
• Madaro, Angelico; Olsen, Rolf Erik; Kristiansen, Tore S; Ebbesson, Lars O.E.; Flik, Gert; Gorissen, Marnix. (2016) A comparative study of the response to repeated chasing stress in Atlantic salmon (Salmo salar L.) parr and post-smolts. Comparative Biochemistry and Physiology A
  Academic article
• Ringø, Einar; Zhou, Zhigang; Vecino, Jose L. González; Wadsworth, Simon L.; Romero, Jaime; Krogdahl, Åshild. (2016) Effect of dietary components on the gut microbiota of aquatic animals. A never-ending story?. Aquaculture Nutrition
  Academic article
• Concollato, Anna; Olsen, Rolf Erik; Vargas, Sheyla Cristina; Bonelli, Antonio; Cullere, Marco; Parisi, Giuliana. (2016) Effects of stunning/slaughtering methods in rainbow trout (Oncorhynchus mykiss) from death until rigor mortis resolution. Aquaculture
  Academic article

2015

• Humborstad, Odd Børre; Breen, Michael; Davis, Michael W.; Løkkeborg, Svein; Mangor-Jensen, Anders; Midling, Kjell Øyvind. (2015) Survival and recovery of longline- and pot-caught cod (Gadus morhua) for use in capture-based aquaculture (CBA). Fisheries Research
  Academic article
• Nesse, Live Lingaas; Bakke, Anne Marie; Eggen, Trine; Hoel, Kristian; Kaldhusdal, Magne; Ringø, Einar. (2015) The risk of development of antimicrobial resistance with the use of coccidiostats in poultry diets. Opinion of the Panel on Animal Feed of the Norwegian Scientific Committee for Food Safety. VKM Report (2015:30)
  Report
• Remen, Mette; Nederlof, Marit A. J.; Folkedal, Ole; Thorsheim, Grethe Beate; Sitjà-Bobadilla, Ariadna; Pérez-Sánchez, Jaume. (2015) Effect of temperature on the metabolism, behaviour and oxygen requirements of Sparus aurata. Aquaculture Environment Interactions
  Academic article
• Solstorm, Frida; Solstorm, David; Oppedal, Frode; Fernø, Anders; Fraser, Thomas William Kenneth; Olsen, Rolf Erik. (2015) Fast water currents reduce production performance of post-smolt Atlantic salmon Salmo salar. Aquaculture Environment Interactions
  Academic article
• Hansen, Tom Johnny; Olsen, Rolf Erik; Stien, Lars Helge; Oppedal, Frode; Torgersen, Thomas; Breck, Olav. (2015) Effect of water oxygen level on performance of diploid and triploid Atlantic salmon post-smolts reared at high temperature. Aquaculture
  Academic article
• Maiolo, Silvia; Hansen, Tom Johnny; Parisi, Giuliana; Olsen, Rolf Erik. (2015) Effects of photoperiod and melatonin implants on feed intake in Atlantic salmon (Salmo salar L.) postsmolts. Italian Journal of Animal Science
  Academic article
• Madaro, Angelico; Olsen, Rolf Erik. (2015) Stress regulation in farmed Atlantic salmon. Universitetet i Bergen Universitetet i Bergen
  Doctoral dissertation
• Li, Keshuai; Olsen, Rolf Erik; Østensen, Mari-Ann; Altin, Dag; Kjørsvik, Elin; Olsen, Yngvar. (2015) Atlantic cod (Gadus morhua) larvae can biosynthesis phospholipid de novo from 2-oleoyl-glycerol and glycerol precursors. Fish Physiology & Biochemistry
  Academic article
• Humborstad, Odd Børre; Breen, Michael; Davis, Michael W.; Løkkeborg, Svein; Mangor-Jensen, Anders; Midling, Kjell Ø.. (2015) Survival and recovery of longlin- and pot-caught cod (Gadus morhua) for use in capture-based aquaculture (CBA). Fisheries Research
  Academic article
• Solstorm, Frida; Solstorm, David; Oppedal, Frode; Fernø, Anders; Fraser, Thomas; Olsen, Rolf Erik. (2015) Fast water currents reduce production performance of post-smolt Atlantic salmon Salmo salar. Aquaculture Environment Interactions
  Academic article
• Secci, Giulia; Serra, Andrea; Concollato, Anna; Conte, Giuseppe; Mele, Marcello; Olsen, Rolf Erik. (2015) Carbon monoxide as stunning/killing method on farmed Atlantic salmon (Salmo salar): effects on lipid and cholesterol oxidation. Journal of the Science of Food and Agriculture
  Academic article
• Concollato, Anna; Bjørlykke, Gry Aletta; Kvamme, Bjørn Olav; Sørheim, Oddvin; Slinde, Erik; Olsen, Rolf Erik. (2015) The Effect of Carbon Monoxide on Slaughter and Processing of Fish. Academic Press
  Academic chapter/article/Conference paper
• De Santis, Christian; Bartie, Kerry L; Olsen, Rolf Erik; Taggart, John B.; Tocher, Douglas R.. (2015) Nutrigenomic profiling of transcriptional processes affected in liver and distal intestine in response to a soybean meal-induced nutritional stress in Atlantic salmon (Salmo salar). Comparative Biochemistry and Physiology - Part D:Genomics and Proteomics
  Academic article
• Madaro, Angelico; Olsen, Rolf Erik; Kristiansen, Tore S; Ebbesson, Lars O.E.; Nilsen, Tom Ole; Flik, Gert. (2015) Stress in Atlantic salmon: Response to unpredictable chronic stress. Journal of Experimental Biology
  Academic literature review
• Skilbrei, Ove Tommy; Normann, Eirik; Meier, Sonnich; Olsen, Rolf Erik. (2015) Use of fatty acid profiles to monitor the escape history of farmed Atlantic salmon. Aquaculture Environment Interactions
  Academic article

2014

• Bøe, Knut Egil; Bernhoft, Aksel; Hansen, Inger; Hoel, Kristian; Moe, Randi Oppermann; Seehus, Siri Christine. (2014) Comparison of organic and conventional food and food production. Part II: Animal health and welfare in Norway. VKM Report (2014:22-2)
  Report
• Hjeltnes, Brit; Karlsbakk, Egil; Mo, Tor Atle; Mortensen, Stein; Olsen, Rolf Erik; Rimstad, Espen. (2014) Risk assessment of amoebic gill disease. Opinion of the Panel of Animal Health and Welfare of the Norwegian Scientific Committee for Food Safety. VKM Report (2014:11)
  Report
• Bermejo-Nogales, A.; Nederlof, Marit; Benedito-Palos, L.; Ballester-Lozano, G. F.; Folkedal, Ole; Olsen, Rolf Erik. (2014) Metabolic and transcriptional responses of gilthead sea bream (Sparus aurata L.) to environmental stress: New insights in fish mitochondrial phenotyping. General and Comparative Endocrinology
  Academic article
• Ringø, Einar; Zhou, Zhigang; He, Suxu; Olsen, Rolf Erik. (2014) Effect of stress on intestinal microbiota of Arctic charr, Atlantic salmon, rainbow trout and Atlantic cod: A review. African Journal of Microbiology Research
  Academic literature review
• Niklasson, Lars; Sundh, Henrik; Olsen, Rolf Erik; Jutfelt, Fredrik; Skjødt, Karsten; Nilsen, Tom Ole. (2014) Effects of cortisol on the intestinal mucosal immune response during cohabitant challenge with IPNV in Atlantic salmon (Salmo salar). PLOS ONE
  Academic article
• Ringø, Einar; Olsen, Rolf Erik; Jensen, Ingvil Nortier; Romero, Jaime; Lauzon, Hélène L.. (2014) Application of vaccines and dietary supplements in aquaculture: possibilities and challenges. Reviews in Fish Biology and Fisheries
  Academic article
• Concollato, Anna; Parisi, Giuliana; Olsen, Rolf Erik; Kvamme, Bjørn Olav; Slinde, Erik; Dalle Zotte, Antonella. (2014) Effect of carbon monoxide for Atlantic salmon (Salmo salar L.) slaughtering on stress response and fillet shelf life. Aquaculture
  Academic article
• Fraser, Tom; Fjelldal, Per Gunnar; Hansen, Tom Johnny; Oppedal, Frode; Olsen, Rolf Erik; Vågseth, Tone. (2014) Aplasia of the septum transversum has no effect on plasma biochemistry following an acute hypoxic event in Atlantic salmon. Diseases of Aquatic Organisms
  Academic article
• Remen, Mette; Aas, Turid Synnøve; Vågseth, Tone; Torgersen, Thomas; Olsen, Rolf Erik; Imsland, Albert. (2014) Production performance of Atlantic salmon (Salmo salar L.) postsmolts in cyclic hypoxia, and following compensatory growth. Aquaculture Research
  Academic article

2013

• Hoel, Kristian; Barrett, Robert T; Bøe, Knut Egil; Lydersen, Christian; Swenson, Jon; Braastad, Bjarne Olai. (2013) Risk assessment concerning the welfare of certain free-ranging wild mammals and birds subjected to marking. . VKM Report (2013:26)
  Report
• Olsen, Rolf Erik; Taranger, Geir Lasse; Svåsand, Terje; Skilbrei, Ove Tommy. (2013) Improved method for triacylglycerol derived fatty acid profiling by various non-lethal and lethal sampling techniques in Atlantic salmon. Aquaculture Environment Interactions
  Academic article
• Remen, Mette; Oppedal, Frode; Stien, Lars Helge; Torgersen, Thomas; Olsen, Rolf Erik. (2013) Får oppdrettslaks nok oksygen?. Havforskingstema
  Article in business/trade/industry journal
• Remen, Mette; Oppedal, Frode; Imsland, Albert; Olsen, Rolf Erik; Torgersen, Thomas. (2013) Hypoxia tolerance thresholds for post-smolt Atlantic salmon: Dependency of temperature and hypoxia acclimation. Aquaculture
  Academic article
• Hansen, Ann-Cecilie; Rosenlund, Grethe; Karlsen, Ørjan; Olsen, Rolf Erik; Hemre, Gro Ingunn. (2013) Marine ash-products influence growth and feed utilization when Atlantic cod Gadus morhua L. are fed plant-based diets. Journal of Applied Ichthyology
  Academic article
• Zhou, Zhigang; Karlsen, Ørjan; He, Suxu; Olsen, Rolf Erik; Yao, Bin; Ringø, Einar. (2013) The effect of dietary chitin on the autochthonous gut bacteria of Atlantic cod (Gadus morhua L.). Aquaculture Research
  Academic article
• Kousha, Armin; Myklebust, Reidar; Olsen, Rolf Erik. (2013) Pathophysiological effect of chronic and acute stress in Atlantic salmon, Salmo salar (Actinopterygii: Salmoniformes: Salmonidae). Acta Ichthyologica et Piscatoria
  Academic article
• Colombo-Hixson, S.M.; Olsen, Rolf Erik; Tibbetts, S.M.; Lall, S.P.. (2013) Evaluation of Calanus finmarchicus copepod meal in practical diets for juvenile Atlantic halibut (Hippoglossus hippoglossus). Aquaculture Nutrition
  Academic article
• Skulstad, Ole Fredrik; Taylor, John; Davie, Andrew; Migaud, Herve; Kristiansen, Tore S; Mayer, Ian. (2013) Effects of light regime on diurnal plasma melatoning levels and vertical distribution in farmed Atlantic cod (Gadus morhua L.). Aquaculture
  Academic article

2012

• Olsen, Rolf Erik; Svardal, Asbjørn M.; Eide, Torunn; Wargelius, Anna . (2012) Stress and expression of cyclooxygenases (cox1, cox2a, cox2b) and intestinal eicosanoids, in Atlantic salmon. Fish Physiology & Biochemistry
  Academic article
• Askarian, Fatemeh; Zhou, Zhigang; Olsen, Rolf Erik; Sperstad, Sigmund; Ringø, Einar. (2012) Culturable autochthonous gut bacteria in Atlantic salmon (Salmo salar L.) fed diets with or without chitin. Characterization by 16S rRNA gene sequencing, ability to produce enzymes and in vitro growth inhibition of four fish pathogens. Aquaculture
  Academic article
• Vold, Aud; Isaksen, Bjørnar; Saltskår, Jostein; Tenningen, Maria Mikaela; Totland, Bjørn; Aasen, Asbjørn. (2012) Dødelighet av vårgytende sild etter trenging i not. Rosfjorden i Vest-agder, 21.03 - 04.04.2011. Rapport fra Havforskningen 10-2012. Havforskningsinstituttet
  Report
• Folkedal, Ole; Stien, Lars Helge; Torgersen, Thomas; Oppedal, Frode; Olsen, Rolf Erik; Fosseidengen, Jan Erik. (2012) Food anticipatory behaviour as an indicator of stress response and recovery in Atlantic salmon post-smolt after exposure to acute temperature fluctuation. Physiology and Behavior
  Academic article
• Remen, Mette; Oppedal, Frode; Torgersen, Thomas; Imsland, Albert; Olsen, Rolf Erik. (2012) Effects of cyclic environmental hypoxia on physiology and feed intake of post-smolt Atlantic salmon: Initial responses and acclimation. Aquaculture
  Academic article
• Nilsson, Jonatan; Stien, Lars Helge; Fosseidengen, Jan Erik; Olsen, Rolf Erik; Kristiansen, Tore S. (2012) From fright to anticipation: Reward conditioning versus habituation to a moving dip net in farmed Atlantic cod (Gadus morhua). Applied Animal Behaviour Science
  Academic article
• Folkedal, Ole; Torgersen, Thomas; Olsen, Rolf Erik; Fernø, Anders; Nilsson, Jonatan; Oppedal, Frode. (2012) Duration of effects of acute environmental changes on food anticipatory behaviour, feed intake, oxygen consumption, and cortisol release in Atlantic salmon parr. Physiology and Behavior
  Academic article
• Ringø, Einar; Zhou, Zhigang; Olsen, Rolf Erik; Song, Seong K.. (2012) Use of chitin and krill in aquaculture - the effect on gut microbiota and the immune system: a review. Aquaculture Nutrition
  Academic literature review
• Olsen, Rolf Erik; Oppedal, Frode; Tenningen, Maria Mikaela; Vold, Aud. (2012) Physiological response and mortality caused by scale loss in Atlantic herring. Fisheries Research
  Academic article
• Tenningen, Maria Mikaela; Olsen, Rolf Erik; Vold, Aud. (2012) The response of herring to high crowding densities in purse-seines: survival and stress reaction. ICES Journal of Marine Science
  Academic article
• Hjeltnes, Brit; Bæverfjord, Grete; Erikson, Ulf Gøran; Mortensen, Stein; Rosten, Trond Waldemar; Bøe, Knut Egil. (2012) Risk Assessment of Recirculation Systems in Salmonid Hatcheries. VKM Report (2012:01)
  Report
• Ringø, Einar; Olsen, Rolf Erik; Gonzalez Vecino, J L; Wadsworth, Simon; Song, Seong K.. (2012) Use of immunostimulants and nucleotides in aquaculture: a review. Journal of Marine Science: Research & Development
  Academic literature review
• Hyldig, Grethe; Jørgensen, Bo M.; Undeland, Ingrid; Olsen, Rolf Erik; Jónsson, Ásbjörn; Nielsen, Henrik Hauck. (2012) Sensory Properties of Frozen Herring (Clupea harengus) from Different Catch Seasons and Locations. Journal of Food Science
  Academic article
• Remen, Mette; Oppedal, Frode; Olsen, Rolf Erik; Imsland, Albert; Torgersen, Thomas; Aas, Turid Synnøve. (2012) Laksens vekst- og stressnivå påvirkes av svingende oksygenverdier. Norsk Fiskeoppdrett
  Popular scientific article
• Remen, Mette; Oppedal, Frode; Stien, Lars Helge; Torgersen, Thomas; Olsen, Rolf Erik. (2012) Får oppdrettslaks nok oksygen i merdene?. Havforskningsnytt
  Popular scientific article
• Merrifield, Daniel L; Olsen, Rolf Erik; Myklebust, Reidar; Ringø, Einar. (2012) Dietary Effect of Soybean (Glycine max) Products on Gut Histology and Microbiota of Fish. IntechOpen
  Academic chapter/article/Conference paper

2011

• Braastad, Bjarne Olai; Dolmen, Dag; Nordgreen, Janicke; Sørensen, Pål; Ølberg, Rolf-Arne; Bøe, Knut Egil. (2011) Risikovurdering - Dyrevelferd ved hold av visse arter som familie- og hobbydyr. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd i Vitenskapskomiteen for mattrygghet. VKM Report (2011:01)
  Report
• Torrissen, Ole; Olsen, Rolf Erik; Toresen, Reidar; Hemre, Gro Ingunn; Tacon, Albert G. J.; Asche, Frank. (2011) Atlantic Salmon (Salmo salar): The "Super-Chicken" of the Sea?. Reviews in fisheries science
  Academic article
• Sundth, H.; Calabrese, S.; Jutfelt, F.; Niklasson, L.; Olsen, Rolf Erik; Sundell, K.. (2011) Translocation of infectious pancreatic 1 necrosis virus across the intestinal epithelium of Atlantic salmon (Salmo salar L.). Aquaculture
  Academic article
• Colombo-Hixon, S.A.; Olsen, Rolf Erik; Milley, J.E.; Lall, S.P.. (2011) Lipid and fatty acid digestibility in Calanus copepod and krill oil by Atlantic halibut (Hippoglossus hippoglossus L.). Aquaculture
  Academic article
• Tibbetts, S. M.; Olsen, Rolf Erik; Lall, Santosh P.. (2011) Effects of partial or total replacement of fish meal with freeze-dried krill (Euphausia superba) on growth and nutrient utilization of juvenile Atlantic cod (Gadus morhua) and Atlantic halibut (Hippoglossus hippoglossus) fed the same practical diets. Aquaculture Nutrition
  Academic article
• Bogevik, André Sture; Henderson, R. J.; Mundheim, Harald; Olsen, R. E.; Tocher, D. R.. (2011) The effect of temperature and dietary fat level on tissue lipid composition in Atlantic salmon (Salmo salar) fed wax ester-rich oil from Calanus finmarchicus. Aquaculture Nutrition
  Academic article
• Østerås, Olav; Hoel, Kristian; Holstad, Gudmund; Kapperud, Georg; Rimstad, Espen; Bøe, Knut Egil. (2011) Risikovurdering knyttet til myndighetenes ansvar for bekjempelse av dyresjukdommer hos landdyr. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd i Vitenskapskomiteen for mattrygghet. VKM Report (2011:25)
  Report

2010

• Ringø, Einar; Olsen, RE; Gifstad, TO; Dalmo, Roy Ambli; AMLUND, HEIDI; Hemre, GI. (2010) Prebiotics in aquaculture: a review. Aquaculture Nutrition
  Academic literature review
• Olsen, Rolf Erik; Waagbø, Rune; Melle, Webjørn; Ringø, Einar; Lall, Santos P.. (2010) Alternative marine resources.
  Academic chapter/article/Conference paper
• Ringø, Einar; Olsen, Rolf Erik; Gifstad, Tron Øystein; Dalmo, Roy Ambli; AMLUND, HEIDI; Hemre, Gro-Ingunn. (2010) Prebiotics in aquaculture - a review. Aquaculture Nutrition
  Academic article
• Ringø, Einar; Martinsen, Lisbeth Løvmo; Kristiansen, Mads; Bakken, Yvonne; Salinas, Irene; Myklebust, Reidar. (2010) Lactic acid bacteria vs. pathogens in the gastrointestinal tract of fish: a review. Aquaculture Research
  Academic literature review
• Oxley, Anthony; Jolly, Cecilie; Eide, Torunn; Jordal, Ann-Elise Olderbakk; Svardal, Asbjørn; Olsen, Rolf Erik. (2010) The combined impact of plant-derived dietary ingredients and acute stress on the intestinal arachidonic acid cascade in Atlantic salmon ( Salmo salar). British Journal of Nutrition
  Academic article
• Bogevik, André; Henderson, R. James; Mundheim, Harald; Waagbø, Rune; Tocher, Douglas R.; Olsen, Rolf Erik. (2010) The influence of temperature on the apparent lipid digestibility in Atlantic salmon (Salmo salar) fed Calanus finmarchicus oil at two dietary levels. Aquaculture
  Academic article
• Fjelldal, Per Gunnar; Nordgarden, Ulla; Wargelius, Anna; Taranger, Geir Lasse; Waagbø, Rune; Olsen, Rolf Erik. (2010) Effects of vegetable feed ingredients on bone health in Atlantic salmon. Journal of Applied Ichthyology
  Academic article
• Sundh, Henrik; Kvamme, Bjørn Olav; Fridell, Frode; Olsen, Rolf Erik; ellis, tony; Taranger, Geir Lasse. (2010) Intestinal barrier function of Atlantic salmon (Salmo salar L.) post smolts is reduced by common sea cage environments and suggested as a possible physiological welfare indicator. BMC Physiology
  Academic article
• Zahl, Inger Hilde; Kiessling, Anders; Samuelsen, Ole Bent; Olsen, Rolf Erik. (2010) Anesthesia induces stress in Atlantic salmon (Salmo salar), Atlantic cod (Gadus morhua) and Atlantic halibut (Hippoglossus hippoglossus). Fish Physiology & Biochemistry
  Academic article
• Hjeltnes, Brit; Erikson, Ulf Gøran; Mejdell, Cecilie Marie; Olsen, Rolf Erik; Slinde, Erik; Waagbø, Rune. (2010) Risikovurdering knyttet til bruk av gass, slag mot hode og strøm til bedøving av fisk. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd i Vitenskapskomiteen for mattrygghet. VKM Report (2010:28)
  Report
• Rimstad, Espen; Dalsgaard, Inger; Hjeltnes, Brit; Håstein, Tore; Braastad, Bjarne Olai; Bøe, Knut Egil. (2010) Risikovurdering - stamfiskovervåking og vertikal smitteoverføring. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd i Vitenskapskomiteen for mattrygghet. VKM Report (2010:01)
  Report
• Olsen, Rolf Erik; Næsje, Tor; Poppe, Trygve T; Sneddon, Lynne U.; Webb, John D; Hjeltnes, Brit. (2010) Risk Assessment of Catch and Release. Opinion of the Panel on Animal Health and Welfare of the Norwegian Scientific Committee for Food Safety. VKM Report (2010:06)
  Report
• Flåøyen, Arne; Fønnebø, Vinjar; Jæger, Gry Tove; Norheim, Arne Johan; Ranheim, Birgit; Braastad, Bjarne Olai. (2010) Risikovurdering - bruk av akupunkturbehandling av dyr. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd (dyrevern) i Vitenskapskomiteen for mattrygghet. VKM Report (2010:05)
  Report
• Olsen, Rolf Erik; Skilbrei, Ove Tommy. (2010) Feeding preference of recaptured Atlantic salmon Salmo salar following simulated escape from fish pens during autumn. Aquaculture Environment Interactions
  Academic article

2009

• Hemre, Gro-ingun; Amlund, Heidi; Aursand, Marit; Bakke-McKellep, Anne Marie; Olsen, Rolf erik; Ringø, Einar. (2009) Criteria for Safe Use of Plant Ingredients in Diets for Aquacultured Fish. Rapport (Vitenskapskomiteen for mattrygghet)
  Academic literature review
• Bogevik, André Sture; Tocher, Douglas R.; Langmyhr, Eyolf; Waagbø, Rune; Olsen, Rolf Erik. (2009) Atlantic salmon (Salmo salar) postsmolts adapt lipid digestion according to elevated dietary wax esters from Calanus finmarchicus. Aquaculture Nutrition
  Academic article
• Otterå, Håkon Magne; Karlsen, Ørjan; Slinde, Erik; Olsen, Rolf Erik. (2009) Quality of wild-captured saithe (Pollachius virens L.) fed formulated diets for 8 months. Aquaculture Research
  Academic article
• Oxley, Anthony; Bogevik, André Sture; Henderson, R. James; Waagbø, Rune; Tocher, Douglas R.; Olsen, Rolf Erik. (2009) Digestibility of Calanus finmarchicus wax esters in Atlantic salmon (Salmo salar) freshwater presmolts and seawater postsmolts maintained at constant water temperature. Aquaculture Nutrition
  Academic article
• Hemre, Gro Ingunn; Amlund, Heidi; Aursand, Marit; Bakke, Anne Marie; Olsen, Rolf Erik; Ringø, Einar. (2009) Criteria for safe use of plant ingredients in diets for aquacultured fish. Opinion of the Panel on Animal Feed of the Norwegian Scientific Committee for Food Safety. VKM Report (2009:03)
  Report
• Glover, Kevin; Otterå, Håkon Magne; Olsen, Rolf Erik; Slinde, Erik; Taranger, Geir Lasse; Skaala, Øystein. (2009) A comparison of farmed, wild and hybrid Atlantic salmon (Salmo salar L.) reared under farming conditions. Aquaculture
  Academic article
• Geurden, Inge; Jutfelt, Fredrik; Olsen, Rolf Erik; Sundell, Kristina. (2009) A vegetable oil feeding history affects digestibility and intestinal fatty acid uptake in juvenile rainbow trout Oncorhynchus mykiss. Comparative Biochemistry and Physiology A
  Academic article

2008

• Meeren, Terje van der; Olsen, Rolf Erik; Hamre, Kristin; Fyhn, Hans Jørgen. (2008) Biochemical composition of copepods for evaluation of feed quality in production of juvenile marine fish. Aquaculture
  Academic literature review
• Salinas, Irene; Myklebust, Reidar; Esteban, Maria A; Olsen, Rolf erik; Meseguer, Jose; Ringø, Einar. (2008) In vitro studies of Lactobacillus delbrueckii subsp lactis in Atlantic salmon (Salmo salar L.) foregut: Tissue responses and evidence of protection against Aeromonas salmonicida subsp salmonicida epithelial damage. Veterinary Microbiology
  Academic article
• Bogevik, André Sture; Oxley, Anthony; Olsen, Rolf Erik. (2008) Hydrolysis of acyl-homogeneous and fish oil triacylglycerols using desalted midgut extract from Atlantic salmon, Salmo salar. Lipids
  Academic article
• Olsen, Rolf erik; Sundell, Kristina; Ringø, Einar; Myklebust, Reidar; Hemre, Gro Ingun; Karlsen, Ørjan. (2008) The acute stress response in fed and food deprived Atlantic cod, Gadus morhua L. Aquaculture
  Academic article
• Bogevik, André Sture; Olsen, Rolf Erik; Tocher, Douglas R.. (2008) Utilization and metabolism of palmityl and oleoyl fatty acids and alcohols in caecal enterocytes of Atlantic salmon (Salmo salar L.). Aquaculture Nutrition
  Academic article
• Ringø, Einar; Olsen, Rolf erik. (2008) Gut health in aquatic species. Nottingham University Press Nottingham University Press
  Non-fiction book
• Bogevik, André Sture; Tocher, Douglas R.; Waagbø, Rune; Olsen, Rolf Erik. (2008) Triacylglycerol-, wax ester- and sterol ester-hydrolases in midgut of Atlantic salmon (Salmo salar). Aquaculture Nutrition
  Academic article
• Farstad, Wenche Kristin; Braastad, Bjarne Olai; Bøe, Knut Egil; Flåøyen, Arne; Hjeltnes, Brit; Hoel, Kristian. (2008) Risikovurdering av dyrevelferd i forhold til dyretetthet i forbindelse med endring av forskrift om hold av høns og kalkun. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd (dyrevern). VKM Report (2008:39)
  Report

2007

• Ringø, Einar; Salinas, I.; Olsen, Rolf Erik; Nyhaug, A.; Myklebust, Reidar; Mayhew, Terry. (2007) Histological changes in intestine of Atlantic salmon (Salmo salar L.) following in vitro exposure to pathogenic and probiotic bacterial strains. Cell and Tissue Research
  Academic article
• Ringø, Einar; Myklebust, Reidar; Mayhew, Terry M; Olsen, Rolf Erik. (2007) Bacterial translocation and pathogenesis in the digestive tract of larvae and fry. Aquaculture
  Academic literature review
• Fridell, F.; Gadan, Koestan; Sundh, H.; Taranger, Geir Lasse; Glette, Johan; Olsen, Rolf Erik. (2007) Effect of hyperoxygenation and low water flow on the primary stress response and susceptibility of Atlantic salmon Salmo salar L. to experimental challenge with IPN virus. Aquaculture
  Academic article
• Ringø, Einar; Myklebust, Reidar; Mayhew, Terry; Olsen, Rolf Erik. (2007) Bacterial translocation and pathogenesis in the digestive tract of larvae and fry. Aquaculture
  Academic article
• Ringø, Einar; Salinas, Irene; Olsen, Rolf E; Nyhaug, Anne; Myklebust, Reidar; Mayhew, Terry M. (2007) Histological changes in Atlantic salmon (Salmo salar L.) intestine following exposure to pathogenic and probiotic bacterial strains. Cell and Tissue Research
  Academic article
• Moren, Mari; Malde, Marian Kjellevold; Olsen, Rolf Erik; Hemre, Gro Ingunn; Dahl, Lisbeth; Karlsen, Ørjan. (2007) Fluorine accumulation in Atlantic salmon (Salmo salar), Atlantic cod (Gadus morhua), rainbow trout (Onchorhyncus mykiss) and Atlantic Halibut (Hippoglossus hippoglossus) fed diets with krill or amphipod meals and fish meal based diets diets with sodium fluoride (NaF) inclusion. Aquaculture
  Academic article
• Sørensen, Mette; Waagbø, Rune; Olsen, Rolf Erik. (2007) Feed resources - Feed Technology. Norges forskningsråd
  Academic chapter/article/Conference paper
• Suontama, Jorma; Kiessling, Anders; Melle, W; Waagbø, Rune; Olsen, Rolf Erik. (2007) Protein from Northern krill (Thysanoessa inermis), Antarctic krill (Euphausia superba) and the Arctic amphipod (Themisto libellula) can partially replace fish meal in diets to Atlantic salmon (Salmo salar) without affecting product quality. Aquaculture Nutrition
  Academic article
• Olsen, Rolf Erik; Hansen, Ann-Cecilie; Rosenlund, Grethe; Hemre, Gro Ingunn; Mayhew, Terry M.; Knudsen, David L.. (2007) Total replacement of fish meal with plant proteins in diets for Atlantic cod (Gadus morhua L.) II - Health aspects. Aquaculture
  Academic article
• Ringø, Einar; Salinas, Irene; Olsen, Rolf Erik; Nyhaug, Anne Karin; Myklebust, Reidar; Mayhew, Terry M.. (2007) Histological changes in intestine of Atlantic salmon (Salmo salar L.) following in vitro exposure to pathogenic and probiotic bacterial strains. Cell and Tissue Research
  Academic article
• Farstad, Wenche Kristin; Braastad, Bjarne Olai; Bøe, Knut Egil; Flåøyen, Arne; Hjeltnes, Brit; Hoel, Kristian. (2007) Vurdering av smitterisiko ved fôring av oppdrettsfisk med ubehandlet villfanget fisk. Uttalelse fra Faggruppe for dyrehelse og dyrevelferd (dyrevern) i Vitenskapskomiteen for mattrygghet. VKM Report (2007:67)
  Report
• Rimstad, Espen; Braastad, Bjarne Olai; Bøe, Knut Egil; Flåøyen, Arne; Hjeltnes, Brit; Hoel, Kristian. (2007) Which risk factors relating to spread of Infectious Salmon Anaemia (ISA) require development of management strategies? Opinion of the Panel on Animal Health and Welfare of the Norwegian Scientific Committee for Food Safety. VKM Report (2007:01)
  Report

2006

• Seppola, Marit; Olsen, Rolf Erik; Sandaker, Elin Kristianne; Kanapathippillai, Premasany; Holzapfel, Willhelm; Ringø, Einar. (2006) Random amplification of polymorphic DNA (RAPD) typing of carnobacteria isolated from hindgut chamber and large intestine of Atlantic cod (Gadus morhua l.). Systematic and Applied Microbiology
  Academic article
• Jutfelt, Fredrik; Olsen, Rolf Erik; Glette, Johan; Ringø, Einar; Sundell, Kristina. (2006) Translocation of viable Aeromonas salmonicida across the intestine of rainbow trout, Oncorhynchus mykiss (Walbaum). Journal of Fish Diseases
  Academic article
• Ringø, Einar; Mikkelsen, Helene; Kaino, Turid; Olsen, Rolf Erik; Mayhew, Terry; Myklebust, Reidar. (2006) Endocytosis of indigenous bacteria and cell damage caused by Vibrio anguillarum in the foregut and hindgut of spotted wolffish (Anarhichas minor Olafsen) fry: an electron microscopical study. Aquaculture Research
  Academic article
• Ringø, Einar; Sperstad, Sigmund; Myklebust, Reidar; Mayhew, Terry; Olsen, Rolf Erik. (2006) The effect of dietary inulin on aerobic bacteria associated with hindgut of Arctic charr (Salvelinus alpinus L.). Aquaculture Research
  Academic article
• Olsen, Rolf Erik; Suontama, Jorma; Langmyhr, Eyolf; Mundheim, Harald; Ringø, Einar; Melle, W. (2006) The replacement of fish meal with Antarctic krill, Euphausia superba in diets for Atlantic salmon, Salmo salar. Aquaculture Nutrition
  Academic article
• Ringø, Einar; Sperstad, Sigmund; Myklebust, Reidar; Mayhew, Terry; Mjelde, Agnar; Melle, W. (2006) The effect of dietary krill supplementation on epithelium-associated bacteria in the hindgut of Atlantic salmon (Salmo salar L.): a microbial and electron microscopical study. Aquaculture Research
  Academic article
• Ringø, Einar; Sperstad, Sigmund; Myklebust, Reidar; Mayhew, Terry M; Olsen, Rolf E. (2006) The effect of dietary inulin on aerobic bacteria associated with hindgut of Arctic charr (Salvelinus alpinus L.). Aquaculture Research
  Academic article
• Ringø, Einar; Mikkelsen, Helene; Kaino, Turid; Olsen, Rolf Erik; Mayhew, Terry M.; Myklebust, Reidar. (2006) Endocytosis of indigenous bacteria and cell damage caused by Vibrio anguillarum in the foregut and hindgut of spotted wolffish (Anarhichas minor Olafsen) fry: an electron microscopical study. Aquaculture Research
  Academic article
• Seppola, Marit; Olsen, Rolf Erik; Sandaker, Elin; Kanapathippillai, Premasany; Holzapfel, W; Ringo, E. (2006) Random amplification of polymorphic DNA (RAPD) typing of carnobacteria isolated from hindgut chamber and large intestine of Atlantic cod (Gadus morhua L.). Systematic and Applied Microbiology
  Academic article
• Haugen, Trine; Kiessling, Anders; Olsen, Rolf Erik; Rørå Bencze, Mia; Slinde, Erik; Ragnar, Nortvedt. (2006) Seasonal variations in muscle growth dynamics and selected quality attributes in Atlantic halibut (Hippoglossus hippoglossus L.) fed dietary lipids containing soybean and/or herring oil under different rearing regimes. Aquaculture
  Academic article
• Moren, Mari; Suontama, Jorma; Hemre, Gro Ingunn; Karlsen, Ørjan; Olsen, Rolf Erik; Mundheim, Harald. (2006) Element concentrations in meals from krill and amphipods, - Possible alternative protein sources in complete diets for farmed fish. Aquaculture
  Academic article
• Karlsen, Ørjan; Suontama, Jorma; Olsen, Rolf Erik. (2006) Effect of Antarctic krillmeal on quality of farmed Atlantic cod (Gadus morhua L.). Aquaculture Research
  Academic article
• Oppedal, Frode; Olsen, Rolf Erik; Hansen, Tom Johnny; Berg, Arne Erik; Taranger, Geir Lasse. (2006) Photoperiod in seawater influence seasonal growth and chemical composition in autumn sea-transferred Atlantic salmon (Salmo salar L.) given two vaccines. Aquaculture
  Academic article
• Ringø, Einar; Sperstad, Sigmund; Myklebust, Reidar; Mayhew, Terry M; Mjelde, Agnar; Melle, Webjørn. (2006) The effect of dietary krill supplementation on epithelium-associated bacteria in the hindgut of Atlantic salmon (Salmo salar L.): a microbial and electron microscopical study. Aquaculture Research
  Academic article

2005

• Olsen, Rolf Erik; Sundell, Kristina; Mayhew, Terry; Myklebust, Reidar; Ringø, Einar. (2005) Acute stress alters intestinal function of rainbow trout, Oncorhynchus mykiss (Walbaum). Aquaculture
  Academic article
• Ringø, Einar; Sperstad, Sigmund; Myklebust, Reidar; Mayhew, Terry; Mjelde, Agnar; Melle, W. (2005) The effect of dietary krill supplementation on epithelium-associated bacteria in the hindgut of Atlantic salmon (Salmo salar L.): a microbial and electron microscopical study. Aquaculture Research
  Academic article
• Olsen, Rolf Erik; Kiessling, Anders; Milley, J.E.; Ross, N.R.; Lall, S.P.. (2005) Effect of lipid source and bile salts in diet of Atlantic salmon, Salmo salar L., on astaxanthin blood levels. Aquaculture
  Academic article

2004

• Olsen, Rolf Erik; Dragnes, Bjørn Tore; Myklebust, Reidar; Ringø, Einar. (2004) Effect of soybean oil and soybean lecithin on lipid composition and lipid droplet accumulation of rainbow trout, Oncorhynchus mykiss walbaum. ?
  Academic article
• Ringø, Einar; Jutfelt, Fredrik; Kanapathippillai, Prema; Bakken, Yvonne; Sundell, Kristina; Glette, Johan. (2004) Damaging effect of the fish pathogen Aeromonas salmonicida ssp. salmonicida on intestinal enterocytes of Atlantic salmon (Salmo salar L.). Cell and Tissue Research
  Academic article
• Olsen, Rolf Erik; Henderson, Jim; Sountama, Jorma; Hemre, Gro Ingunn; Ringø, Einar; Melle, W. (2004) Atlantic salmon, Salmo salar, utilizes wax ester-rich oilfrom Calanus finmarchicus effectively. Aquaculture
  Academic article
• Ringo, E; Jutfelt, F; Kanapathippillai, Premasany; Bakken, Y; Sundell, K; Glette, J. (2004) Damaging effect of the fish pathogen Aeromonas salmonicida ssp salmonicida on intestinal enterocytes of Atlantic salmon (Salmo salar L.). Cell and Tissue Research
  Academic article
• Ringø, E; Jutfelt, F; Kanapathippillai, P; Bakken, Y; Sundell, K; Klette, J. (2004) Damaging effect of the fish pathogen Aeromonas Salmonicida, ssp salmonicida on the intestinal enterocyted of Atlntic salmon (Salmo salar L). Cell and Tissue Research
  Academic article

2003

• Ringø, Einar; Myklebust, Reidar; Olsen, Rolf Erik. (2003) Acute stress damages intestinal lining of Atlantic salmon (Salmo salar L.). An electron microscopical study. ?
  Academic article
• Ringø, Einar; Olsen, Rolf Erik; Myklebust, Reidar. (2003) Electron microscopy of the intestinal microflora of fish. Aquaculture
  Academic article
• Olsen, RE; Dragnes, Bjørn Tore; Dragenes, B; Myklebust, R; Ringo, E. (2003) Effect of soybean oil and soybean lecithin on intestinal lipid composition and lipid droplet accumulation of rainbow trout, Oncorhynchus mykiss Walbaum. Fish Physiology & Biochemistry
  Academic article
• Ringø, Einar; Olsen, Rolf Erik; Myklebust, Reidar. (2003) Electron microscopy of the intestinal microflora of fish. Aquaculture
  Academic article
• Ringø, Einar; Myklebust, Reidar; Olsen, Rolf Erik. (2003) Acute stress damages intestinal lining of Atlantic salmon (Salmo salar L.). An electron microscopical study. Fish Physiology & Biochemistry
  Academic article
• Ringø, Einar; Olsen, Rolf Erik; Mayhew, Terry M.; Myklebust, Reidar. (2003) Electron microscopy of the intestinal microflora in fish. Aquaculture
  Academic article

2002

• Olsen, Rolf Erik; Myklebust, Reidar; Lødemel, Jørgen; Ringø, Einar. (2002) Aerobic gut microbiota of Arctic charr (Salvelinus alpinus L.). Effect of soybean, linseed and marine oils before and after challenge with Aeromonas salmonicida. Aquaculture Research
  Academic article
• Ringø, Einar; Seppola, Marit; Berg, Anita; Olsen, Rolf Erik; Schillinger, Ulrich; Holzapfel, Wilhelm. (2002) Characterization of Carnobacterium divergens strain 6251 isolated from intestine of arctic charr (Salvelinus alpinus l.). Systematic and Applied Microbiology
  Academic article
• Ringø, Einar; Lødemel, Jørgen; Myklebust, Reidar; Jensen, Liss; Lund, Vera; Mayhew, Terry. (2002) The effects of soybean, linseed and marine oils on aerobic gut microbiota of Artic charr, Salvelinus alpinus, before and after challenge with Aeromonas salmonicida ssp. salmonicida. Aquaculture Research
  Academic article
• Olsen, Rolf Erik; Myklebust, Reidar; Lødemel, Jørgen; Ringø, Einar. (2002) Aerobic gut microbiota of Arctic charr (Salvelinus alpinus L.). Effect of soybean, linseed and marine oils before and after challenge with Aeromonas salmonicida. Aquaculture Research
  Academic article
• Olsen, Rolf Erik; Sundell, Kristina; Hemre, Gro-Ingunn; Myklebust, Reidar; Mayhew, Terry M.; Ringø, Einar. (2002) Acute stress alters the intestinal lining of Atlantic salmon, Salmo salar l. An electron microscopical study. Fish Physiology & Biochemistry
  Academic article
• Ringø, Einar; Lødemel, Jørgen Blikra; Myklebust, Reidar; Jensen, Liss; Lund, Vera; Mayhew, Terry M.. (2002) The effects of soybean, linseed and marine oils on aerobic gut microbiota of Arctic charr Salvelinus alpinus L. before and after challenge with Aeromonas salmonicida ssp salmonicida. Aquaculture Research
  Academic article

2001

• Ringø, Einar; Mayhew, Terry; Kryvi, Harald; Myklebust, Reidar; Olsen, Rolf Erik. (2001) Damaging effect of dietary inulin to intestinal enterocytes in Arctic charr (Salvelinus alpinus L.). Aquaculture Research
  Academic article
• Meeren, Terje van der; Fyhn, Hans Jørgen; Pickova, Jana; Hamre, Kristin; Olsen, Rolf Erik; Evjen, Maria Sula. (2001) Biochemical composition of copepods: Seasonal variation in lagoon-reared zooplankton. Larvi´01 - Fish and Shellfish larviculture Symposium. European Aquaculture Society, Special publication No. 30
  Short communication
• Ringø, Einar; Mayhew, Terry; Kryvi, Harald; Myklebust, Reidar; Olsen, Rolf Erik. (2001) Damaging effect of dietary inulin to intestinal enterocytes in Arctic charr (Salvelinus alpinus L.). Aquaculture Research
  Academic article
• Lødemel, Jørgen Blikra; Mayhew, Terry; Myklebust, Reidar; Olsen, Rolf Erik; Espelid, Sigrun; Ringø, Einar. (2001) Effect of three dietary oils on disease susceptibility in Arctic charr (Salvelinus alpinus L.) during cohabitant challenge with Aeromonas salmonicida ssp. salmonicida. Aquaculture Research
  Academic article
• Ringø, Einar; Wesmajervi, Mette Serine ; Bendiksen, Heidi Rogn; Berg, Anita; Olsen, Rolf Erik; Johnsen, Trude. (2001) Identification and characterization of Carnobacteria Isolated from fish intestine. Systematic and Applied Microbiology
  Academic article

2000

• Ringø, Einar; Bendiksen, Heidi; Wesmajervi, Mette Serine ; Olsen, Rolf Erik; Jansen, Peder A; Mikkelsen, Helene. (2000) Lactic acid bacteria associated with the digestive tract of Atlantic salmon (Salmo salar L.). Journal of Applied Microbiology
  Academic article
• Mayhew, Terry; Ringø, Einar; Myklebust, Reidar; Olsen, Rolf Erik. (2000) The influence of dietary linseed oil and saturated fatty acids on caecal enterocytes in Arctic charr (Salvelinus alpinus L.): a quantitative ultrastructural study. ?
  Academic article
• Mayhew, Terry; Ringø, Einar; Myklebust, Reidar; Olsen, Rolf Erik. (2000) The influence of dietary linseed oil and saturated fatty acids on caecal enterocytes in Arctic charr (Salvelinus alpinus L.): a quantitative ultrastructural study. Fish Physiology & Biochemistry
  Academic article

1999

• Ringø, Einar; Olsen, Rolf Erik. (1999) Dominance hierarchy formation in Arctic charr, Salvelinus alpinus (L.). Nutrient digestibility of subordinate and dominant fish. Aquaculture Research
  Academic article
• Olsen, Rolf Erik; Løvaas, E; Lie, Ø. (1999) Influence of temperature, dietary polyunsaturated fatty acids, vitamin E and spermine in hematology, indices of oxidative stress and fatty a cid composition in Arctic charr, Salvelinus alpinus (L). ?
  Academic article

1998

• Olsen, Rolf Erik; Ringø, E; Bendiksen, H.R.. (1998) The effect of dietary fatty acids on lactic acid bacteria associated with the epithelial mucosa and from faecalia of Arctic charr, Salvelinus alpin (L). Journal of Applied Microbiology
  Academic article
• Olsen, Rolf Erik; Henderson, R.J.; Ringø, E.. (1998) The digestion and selective absorption of dietary fatty acids in Arctic charr, Salvelinus alpinus. Aquaculture Nutrition
  Academic article

1990

• Norrbin, Fredrika; Olsen, Rolf Erik; Tande, Kurt Steinar. (1990) Seasonal variation in lipid class and fatty acid composition of two small copepods in Balsfjorden, Northern Norway. Marine Biology
  Academic article