Professional article

• Ingrid Lein; Gerd Marit Berge; André Sture Bogevik et al. (2022). Godt fôr til rensefisk, en forutsetning for god helse, velferd og funksjon. (external link)
• Kai Kristoffer Lie; Grete Bæverfjord; Mari Moren et al. (2015). Skjelettutvikling og beinmetabolisme i tidlige livsstadier hos torsk. (external link)
• Hoang Thi My Dung Le; Kai Kristoffer Lie; Ingrid Lein et al. (2019). Tarmfunksjon hos berggylte. (external link)

Academic article

• Øystein Sæle; Andreas Hoel Nordgreen; Pål Asgeir Olsvik et al. (2013). Toxic effects of dietary hydrolysed lipids: an in vivo study on fish larvae. (external link)
• A. R. A. Ribeiro; L. Ribeiro; Øystein Sæle et al. (2011). Iodine-enriched rotifers and Artemia prevent goitre in Senegalese sole (Solea senegalensis) larvae reared in a recirculation system. (external link)
• Hoang Thi My Dung Le; Xinting Shao; Åshild Krogdahl et al. (2019). Intestinal function of the stomachless fish, ballan wrasse (Labrus bergylta). (external link)
• Weiwen Zhou; Kai Kristoffer Lie; Elvis Mashingaidze Chikwati et al. (2023). Soya saponins and prebiotics alter intestinal functions in Ballan wrasse (Labrus bergylta). (external link)
• Angela Etayo; Håvard Bjørgen; Erling Olaf Koppang et al. (2024). The ontogeny of lymphoid organs and IgM⁺ B-cells in ballan wrasse (Labrus bergylta) reveals a potential site for extrarenal B-cell lymphopoiesis: The pancreas. (external link)
• Øystein Sæle; Andreas Hoel Nordgreen; Pål Asgeir Olsvik et al. (2010). Characterization and expression of digestive neutral lipases during ontogeny of Atlantic cod (Gadus morhua). (external link)
• Samuel Penglase; Andreas Hoel Nordgreen; Terje van der Meeren et al. (2010). Increasing the level of selenium in rotifers (Brachionus plicatilis ‘Cayman’) enhances the mRNA expression and activity of glutathione peroxidase in cod (Gadus morhua L.) larvae. (external link)
• Truls Wergeland Hansen; Arild Folkvord; Espen Grøtan et al. (2013). Genetic ontogeny of pancreatic enzymes in Labrus bergylta larvae and the effect of feed type on enzyme activities and gene expression. (external link)
• Anneli Bohne Kjersem; Nicolai Bache; Sonnich Meier et al. (2010). Biomarker candidate discovery in Atlantic cod (Gadus morhua) continuously exposed to North Sea produced water from egg to fry. (external link)
• Weiwen Zhou; Kristin Hamre; Elvis Mashingaidze Chikwati et al. (2022). A Screening Study on Effects Varying Dietary Macronutrient Composition on Gut Functions in Lumpfish (Cyclopterus lumpus). (external link)
• Øystein Sæle; N. Silva; Karin Pittman (2006). Post-embryonic remodelling of neurocranial elements: a comparative study of normal versus abnormal eye migration in a flatfish, the Atlantic halibut. (external link)
• Kristin Hamre; Ingochouba Meetei Lukram; Ivar Rønnestad et al. (2011). Pre-digestion of dietary lipids has only minor effects on absorption, retention and metabolism in larval stages of Atlantic cod (Gadus morhua). (external link)
• Chandrasekar Selvam; Takaya Saito; Nini Sissener et al. (2022). Intracellular trafficking of fatty acids in the fish intestinal epithelial cell line RTgutGC. (external link)
• Angela Etayo; Hoang Thi My Dung Le; Pedro Araujo et al. (2021). Dietary Lipid Modulation of Intestinal Serotonin in Ballan Wrasse (Labrus bergylta)—In Vitro Analyses. (external link)
• HaoHang Fang; Nini Hedberg Sissener; Øystein Sæle et al. (2024). The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar). (external link)
• Hoang Thi My Dung Le; Kai Kristoffer Lie; Angela Etayo et al. (2021). Physical and nutrient stimuli differentially modulate gut motility patterns, gut transit rate, and transcriptome in an agastric fish, the ballan wrasse. (external link)
• A. R. A. Ribeiro; L Ribeiro; Øystein Sæle et al. (2012). Iodine and selenium supplementation increased survival and changed thyroid hormone status in Senegalese sole (Solea senegalensis) larvae reared in a recirculation system. (external link)
• Kristin Hamre; Gerd Marit Berge; Øystein Sæle et al. (2022). Optimization of the Balance between Protein, Lipid and Carbohydrate in Diets for Lumpfish (Cyclopterus lumpus). (external link)
• Øystein Sæle; Heidís Smáradóttir; Karin Pittman (2006). Twisted story of eye migration in flatfish. (external link)
• Elisa Ciavoni; Johan W. Schrama; Øystein Sæle et al. (2024). Dietary electrolyte imbalance alters drinking rate and gastrointestinal tract water fluxes of Atlantic salmon (Salmo salar) smolt in seawater. (external link)
• Monica Sanden; Nina Sylvia Liland; Øystein Sæle et al. (2016). Minor lipid metabolic perturbations in the liver of Atlantic salmon (Salmo salar L.) caused by suboptimal dietary content of nutrients from fish oil. (external link)
• Hoang Thi My Dung Le; Kai Kristoffer Lie; Justine Giroud-Argoud et al. (2019). Effects of cholecystokinin (CCK) on gut motility in the stomachless fish ballan wrasse (Labrus bergylta). (external link)
• Angela Etayo; Kai Kristoffer Lie; Reidun Marie Bjelland et al. (2023). The thymus and T-cell ontogeny in ballan wrasse (Labrus bergylta) is nutritionally modelled. (external link)
• HaoHang Fang; Nini Sissener; Antony Jesu Prabhu Philip et al. (2025). Interaction between dietary saturated fatty acids and cholesterol on mineral and fatty acid availability and postprandial lipids absorption kinetics in Atlantic salmon (Salmo salar). (external link)
• Weiwen Zhou; Åshild Krogdahl; Øystein Sæle et al. (2021). Digestive and immune functions in the intestine of wild Ballan wrasse (Labrus bergylta). (external link)
• Katerina Kousoulaki; Espen Grøtan; Trond M. Kortner et al. (2021). Technical feed quality influences health, digestion patterns, body mineralization and bone development in farming of the stomachless cleaner fish ballan wrasse (Labrus bergylta). (external link)
• Sissel Norland; Øystein Sæle; Ivar Rønnestad (2022). Developmental stages of the ballan wrasse from first feeding through metamorphosis: Cranial ossification and the digestive system. (external link)
• Satya Prakash; Roel M. Maas; Ahmad Yani et al. (2025). Nutrient digestibility and faecal characteristics in rainbow trout, Oncorhynchus mykiss reared at different salinities and fed diets with varying protein to energy ratios. (external link)
• M Hawkyard; Øystein Sæle; Andreas Hoel Nordgreen et al. (2011). Effect of iodine enrichment of Artemia sp on their nutritional value for larval zebrafish (Danio rerio). (external link)
• Michel van Spankeren; Nathaniel Sibinga; Øyvind Hagerup Reinshol et al. (2019). A single meal containing phytosterols does not affect the uptake or tissue distribution of cholesterol in zebrafish (Danio rerio). (external link)
• P.A. Olsvik; K.K. Lie; Øystein Sæle et al. (2007). Spatial transcription of CYP1A in fish liver. (external link)
• Elisa Ciavoni; Roel M. Maas; Marc Koppelaars et al. (2023). Effect of dietary electrolyte balance on the interplay between water fluxes and digestive functioning along the gastrointestinal tract of freshwater rainbow trout (Oncorhynchus mykiss). (external link)
• Ana Ribeiro; L. Ribeiro; Øystein Sæle et al. (2012). Selenium supplementation changes glutathione peroxidase activity and thyroid hormone production in Senegalese sole (Solea senegalensis) larvae. (external link)
• Pål Asgeir Olsvik; Heidi Amlund; Øystein Sæle et al. (2015). Impact of dietary selenium on methylmercury toxicity in juvenile Atlantic cod: A transcriptional survey. (external link)
• Sumaira Bilal; Kai Kristoffer Lie; Øystein Sæle et al. (2018). T cell receptor alpha chain genes in the teleost Ballan wrasse (Labrus bergylta) are subjected to somatic hypermutation. (external link)
• Elisa Ciavoni; Johan W. Schrama; Gopika Radhakrishnan et al. (2024). Salinity induced changes in the progression of water, ion and nutrient fluxes along the gastrointestinal tract of Atlantic salmon smolt (Salmo salar). (external link)
• Nini Sissener; Grethe Rosenlund; Thomas Larsson et al. (2025). Saturated fat and cholesterol in Atlantic salmon (Salmo Salar L.) feeds are important for fish performance, fillet quality and colour. (external link)
• Øystein Sæle; Andreas Hoel Nordgreen; Kristin Hamre et al. (2009). Evaluation of candidate reference genes in Q-PCR studies of Atlantic cod (Gadus morhua) ontogeny, with emphasis on the gastrointestinal tract. (external link)
• Øystein Sæle; Kari Elin Langeland Rød; Vanessa H Quinlivan et al. (2018). A novel system to quantify intestinal lipid digestion and transport. (external link)
• Øystein Sæle; Andreas Hoel Nordgreen; Pål Asgeir Olsvik et al. (2011). Characterisation and expression of secretory phospholipase A(2) group IB during ontogeny of Atlantic cod (Gadus morhua). (external link)
• Samuel Penglase; Torstein Harboe; Øystein Sæle et al. (2013). Iodine nutrition and toxicity in Atlantic cod (Gadus morhua) larvae. (external link)
• Øystein Sæle; Trine Haugen; Ørjan Karlsen et al. (2017). Ossification of Atlantic cod (Gadus morhua) – Developmental stages revisited. (external link)
• Kai Kristoffer Lie; Ole K. Tørresen; Monica Hongrø Solbakken et al. (2018). Loss of stomach, loss of appetite? Sequencing of the ballan wrasse (Labrus bergylta) genome and intestinal transcriptomic profiling illuminate the evolution of loss of stomach function in fish. (external link)
• Nini Sissener; Pedro Araujo; Øystein Sæle et al. (2020). Dietary 18:2n-6 affects EPA (20:5n-3) and ARA (20:4n-6) content in cell membranes and eicosanoid production in Atlantic salmon (Salmo salar L.). (external link)
• Øystein Sæle; JS Solbakken; Kuninori Watanabe et al. (2004). Staging of Atlantic halibut (Hippoglossus hippoglossus L.) from first feeding through metamorphosis, including cranial ossification independent of eye migration. (external link)
• Nina Sylvia Liland; Einar Nesse Johnsen; Hege Hellberg et al. (2018). Effects of dietary vegetable oils and varying dietary EPA and DHA levels on intestinal lipid accumulations in Atlantic salmon. (external link)
• Stefan de Gelder; Øystein Sæle; Bas TH de Veen et al. (2017). The polycyclic aromatic hydrocarbons benzo[a]pyrene and phenanthrene inhibit intestinal lipase activity in rainbow trout (Oncorhynchus mykiss). (external link)
• T.S. Silva; L.E.C. Conceição; Øystein Sæle et al. (2025). A dynamic simulation model for digestion, gut transit, and absorption in the ballan wrasse, Labrus bergylta. (external link)

Conference lecture

• Kai Kristoffer Lie; Sofie Karin Söderström; Åsne Omdal et al. (2022). Consequence of enniatin B and beauvericin on salmon intestinal health. (external link)
• Øystein Sæle; Antony Jesu Prabhu Philip; Kristin Hamre et al. (2024). SKREENING FOR VITAMIN AND MINERAL REQUIREMENTS IN THE ATLANTIC HALIBUT DIET. (external link)
• Øystein Sæle; A. Phillip; Kristin Hamre et al. (2022). Leucine’s dietary supplementation effect on the regulation of stress in farmed Atlantic salmon (Salmo salar L.). (external link)
• Øystein Sæle; Ida Hansen; Katerina Kousoulaki et al. (2022). Optimizing nutrition and feeding of ballan wrasse for better welfare and survival in salmon pens. (external link)
• Prescilla Perrichon; Øystein Sæle; Tomasz Furmanek et al. (2022). Insights into the modulation of pigmentation and eye migration in farmed Atlantic halibut (Hippoglossus hippoglossus). (external link)
• Øystein Sæle; S Farber (2012). Lipid fordøyelse ved startfôring av fiskelarver in vivo. (external link)
• Øystein Sæle; Kari Elin Langeland Rød; S Farber (2013). Lipid digestion in first feeding larvae, visualization in vivo. (external link)
• Øystein Sæle; S Farber (2012). Lipid digestion in first feeding larvae, an in vivo study. (external link)
• Øystein Sæle; Ingrid Lein; Mari Moren et al. (2014). Functionality of the cleaner fish, ballan wrasse, intestine. (external link)
• Karin Pittman; Øystein Sæle; Sonnich Meier et al. (2009). Metamorphosis or the larva-juvenile transition: steering the future of the foodfish industry. (external link)
• Prescilla Perrichon; Øystein Sæle; Tomasz Furmanek et al. (2021). Ontogenetic shift and lateralized swimming behavior in Atlantic halibut (Hippoglossus hippoglossus). (external link)
• Øystein Sæle; Antony Jesu Prabhu Philip; Kristin Hamre et al. (2024). Optimalisering av makronæringsstoffer i kveitefôr. (external link)
• Elvis Mashingaidze Chikwati; Yanxian Li; Jie Wang et al. (2018). Gut health monitoring during the Seawater Phase of Farmed Atlantic Salmon in Different Production Regions of Norway - The GutMatters Project. (external link)
• Kristin Hamre; Gerd Marit Berge; Elisabeth Holen et al. (2021). Balansert sammensetning av makronæringsstoffer i fôr til rognkjeks (Cyclopterus lumpus). (external link)

Conference poster

• Øystein Sæle; Kari Elin Langeland Rød; S Farber (2013). Intestinal lipid digestion of the first larval meal – visualization in vivo of the vertebrate fat metabolism. (external link)
• Elvis Mashingaidze Chikwati; Paul Midtlyng; Y. Li et al. (2019). Gut health status in farmed Atlantic salmon (Salmo salar L.) in different seawater production localities in Norway - GutMatters project. (external link)
• Øystein Sæle; Karin Pittman (2005). Where is the asymmetry in the Atlantic halibut (Hippoglossus hippoglossus) head?. (external link)
• Åshild Krogdahl; Trond Moxness Kortner; Erling Olaf Koppang et al. (2018). GutMatters – Kartlegging og forbedring av tarmhelsen hos oppdrettslaks - Et nytt FHF-prosjekt. (external link)
• Øystein Sæle; Andreas Hoel Nordgreen; Pål Asgeir Olsvik et al. (2011). Lipidfordøyelse i torskelarver. (external link)
• Prescilla Perrichon; Øystein Sæle; Tomasz Furmanek et al. (2021). Ontogenetic shift and lateralized behavior in Atlantic halibut (Hippoglossus hippoglossus). (external link)
• Øystein Sæle; Andreas Nordgreen; Josef Daniel Rasinger et al. (2012). An Integrated approach to assess Toxicity of brominated flame Retardants in Mouse Models. (external link)
• Hoang Thi My Dung Le; Ivar Rønnestad; Kai Kristoffer Lie et al. (2018). The function of Cholecystokinin (CCK) on gut motility in the stomachless fish Ballan wrasse. (external link)

Academic literature review

• Ivar Rønnestad; Manuel Yufera; Bernd Ueberschar et al. (2013). Feeding behaviour and digestive physiology in larval fish: current knowledge, and gaps and bottlenecks in research. (external link)
• Tage Thorstensen; Johanna Eva Bodin; Nur Duale et al. (2023). Risk assessment of Aquaterra® oil for its intended use as ingredient in fish feed. Scientific Opinion of the Norwegian Scientific Committee for Food and Environment. (external link)
• Deborah M. Power; Ingibjörg E. Einarsdóttir; Karin Pittman et al. (2008). The molecular and encocrine basis of flatfish metamorphosis. (external link)
• Øystein Sæle; Karin Pittman (2010). Looking closer at the determining of a phenotype? Compare by stages or size, not age. (external link)

Popular science article

• Øystein Sæle; Trine Haugen; Ørjan Karlsen et al. (2015). Utviklingsstadier i torsk basert på beindannelse. (external link)
• Øystein Sæle; Karin Pittman (2005). Utviklingsstadier for kveite – fra startforing til juvenil. (external link)
• Ivar Rønnestad; Kristin Hamre; Furmanek Tomazs et al. (2015). Kan vi forklare de underliggende faktorer som gir en rasktvoksende fiskelarve av god kvalitet. (external link)

Master’s thesis

• Elin Kjørsvik; Maria Stavrakaki; Øystein Sæhle (2013). Ballan wrasse (Labrus bergylta) Larvae and Live-Feed Quality; Effects on Growth and Expression of Genes related to Mitochondrial Functions. (external link)
• Nini Hedberg Sissener; Karin Pittman; Øystein Sæle (2006). Expression of Immunoglobulin M (IgM) in metamorphosing larvae of Atlantic halibut (Hippoglossus hippoglossus L.), detected by in situ hybridization. (external link)

Lecture

• Ingrid Lein; Øystein Sæle; Katerina Kousoulaki et al. (2013). Status coordinated action - LeppeProd. (external link)
• Ma Michelle Demogina Penaranda; Thuy Le Truong; Ingunn Anita Samdal et al. (2024). MucoProtect: Et lovende nytt bio-mimisk system for oral levering av mukosale vaksiner i atlantisk laks. (external link)
• Kristin Hamre; Torstein Harboe; Børre Erstad et al. (2018). Nutrition in Atlantic halibut. (external link)
• Øystein Sæle; Alan J.L. Phillips; Kristin Hamre et al. (2023). Optimalization of the macronutrient composition in the Atlantic halibut diet. (external link)
• Gerd Marit Berge; Trond M. Kortner; Ingrid Lein et al. (2019). Makronæringsstoff i fôr til rognkjeks. (external link)
• Åshild Krogdahl; Elvis Chikwati; Aleksei Krasnov et al. (2021). Gut health effects in Atlantic salmon Salmo salar L. of low dietary fish meal level can be limited by dietary supplements. (external link)

Research report

• Ingrid Lein; Gerd Marit Berge; André Sture Bogevik et al. (2021). Ernæringsbehov og fôring for optimal helse og overlevelse av rensefisk - Del 2 Rognkjeks. (external link)
• Nini Sissener; Bente Elisabeth Torstensen; Bente Ruyter et al. (2016). Effekter av endret fettsyresammensetning i fôr til laks relatert til fiskens helse, velferd og robusthet (Fett for fiskehelse): Oppdatering 2016. (external link)
• Ingrid Lein; Gerd Marit Berge; André Sture Bogevik et al. (2021). Ernæringsbehov og fôring for optimal helse og overlevelse av rensefisk - Del 1 berggylt. (external link)
• Øystein Sæle; Reidun Marie Bjelland; Katerina Kousoulaki et al. (2025). Kvalitetskriterier for rensefisk og effekten av stamfiskerernæring - CleanLifeCycle. (external link)

Academic book chapter

• Ivar Rønnestad; Manuel Yufera; Bernd Ueberschär et al. (2018). Feeding behaviour and digestion physiology in larval fish: current knowledge and gaps and bottlenecks in research. (external link)
• Elin Kjørsvik; Trina Falck Galloway; Alicia Estevez et al. (2011). Effects of larval nutrition on development. (external link)

Journal corrigendum

• Truls Wergeland Hansen; Arild Folkvord; Espen Grøtan et al. (2014). Corrigendum to "Genetic ontogeny of pancreatic enzymes in Labrus bergylta larvae and the effect of feed type on enzyme activities and gene expression" [Comp. Biochem. Physiol. B 164 (2013) 176-184]. (external link)

Conference abstract

• Roderick Nigel Finn; Øystein Sæle; Karin Pittman (2008). Phenotypic plasticity as a correlate of metabolic scaling in teleosts. (external link)
• Roderick Nigel Finn; Øystein Sæle; Karin Pittman (2008). Phenotypic plasticity as a correlate of metabolic scaling in teleosts. (external link)
• Hoang Thi My Dung Le; Ivar Rønnestad; Kai Kristoffer Lie et al. (2018). The function of Cholecystokinin (CCK) on gut motility in the stomachless fish Ballan wrasse. (external link)

Non-fiction book chapter

• Åshild Krogdahl; Øystein Sæle; Kai Kristoffer Lie et al. (2014). Characteristics of the digestive functions in ballan wrasse fed dry and moist diets. (external link)
• Synnøve Helland; Ingrid Lein; Øystein Sæle et al. (2014). Effects of feeding frequency on growth and gut health of ballan wrasse juveniles. (external link)

Doctoral thesis (PhD)

• Øystein Sæle; Karin Pittman (2006). Metamorphosis in Atlantic halibut, with emphasis on eye migration. (external link)
• Hoang Thi My Dung Le; Øystein Sæle; Ivar Rønnestad et al. (2019). Digestive physiology of the stomachless fish, ballan wrasse (Labrus bergylta). (external link)

See a complete overview of publications in Cristin.