1. Enheten
  2. Ansatte
  3. Helge Tveiten
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Norges fiskerihøgskole helge.tveiten@uit.no 77623257 TROM NFH C 121

Tveiten, Helge

1013 Professor

  • Krasnov, Aleksei; Burgerhout, Erik; Johnsen, Hanne; Tveiten, Helge; Bakke, Anne Flore; Lund, Hege; Afanasyev, Sergey; Rebl, Alexander; Johansen, Lill-Heidi. Development of Atlantic Salmon (Salmo salar L.) Under Hypoxic Conditions Induced Sustained Changes in Expression of Immune Genes and Reduced Resistance to Moritella viscosa. Frontiers in Ecology and Evolution 2021; Volum 9. ISSN 2296-701X.s 1 - 11.s doi: 10.3389/fevo.2021.722218.
  • Kelly, Tara; Johnsen, Hanne; Burgerhout, Erik; Tveiten, Helge; Thesslund, Tina; Andersen, Øivind; Robinson, Nicholas Andrew. Low Oxygen Stress During Early Development Influences Regulation of Hypoxia-Response Genes in Farmed Atlantic Salmon (Salmo salar). G3: Genes, Genomes, Genetics 2020; Volum 10 (9). ISSN 2160-1836.s 3179 - 3188.s doi: 10.1534/g3.120.401459.
  • Falk-Petersen, Inger-Britt; Peruzzi, Stefano; Lysne, Hege; Toften, Hilde; Tveiten, Helge; Sæther, Bjørn-Steinar; Puvanendran, Velmurugu. Effects of different incubation and start-feeding temperature regimes on growth, survival, and histomorphology of cod larvae. Aquaculture International 2019; Volum 27 (1). ISSN 0967-6120.s 155 - 166.s doi: 10.1007/s10499-018-0314-7.
  • Rozenfeld, Christoffer; García-Carpintero, Victor; Pérez, Luz; Gallego, Victor; Herranz-Jusdado, Juan Germán; Tveiten, Helge; Johnsen, Helge K.; Fontaine, Romain David; Weltzien, Finn-Arne; Cañizares, Joaquín; Asturiano, Juan F.; Penaranda, David Sanchez. Cold seawater induces early sexual developmental stages in the BPG axis of European eel males. BMC Genomics 2019; Volum 20. ISSN 1471-2164.s doi: 10.1186/s12864-019-5969-6.
  • Robinson, Nicholas Andrew; Johnsen, Hanne; Moghadam, Hooman; Andersen, Øivind; Tveiten, Helge. Early Developmental Stress Affects Subsequent Gene Expression Response to an Acute Stress in Atlantic Salmon: An Approach for Creating Robust Fish for Aquaculture?. G3: Genes, Genomes, Genetics 2019; Volum 9. ISSN 2160-1836.s 1597 - 1611.s doi: 10.1534/g3.119.400152.
  • Cyr, Bernard-Antonin Dupont; Tveiten, Helge; Vandenberg, Grant; Blier, Pierre Ulrich; Roy, Robert L.; Le Francois, Nathalie Rose. Characterization of the growth rate of adult wolffishes Anarhichas minor and A. lupus: Is avoidance of paternal care at the origin of the expression of a sexual size dimorphism?. Aquaculture 2018; Volum 497. ISSN 0044-8486.s 24 - 31.s doi: 10.1016/j.aquaculture.2018.07.028.
  • da Silva, Filipa F.G.; Tveiten, Helge; Maugars, Gersende Marie Aimee; Lafont, Anne-Gaëlle; Dufour, Sylvie; Støttrup, Josianne G.; Kjørsvik, Elin; Tomkiewicz, Jonna. Differential expression of gonadotropin and estrogen receptors and oocyte cytology during follicular maturation associated with egg viability in European eel (Anguilla anguilla). Comparative Biochemistry and Physiology A 2018; Volum 221. ISSN 1095-6433.s 44 - 54.s doi: 10.1016/j.cbpa.2018.03.010.
  • Dupont Cyr, Bernard-Antonin; Tveiten, Helge; Maltais, Domynick; Vandenberg, Grant; Le Francois, Nathalie Rose. Photoperiod manipulation for the reproductive management of captive wolffish populations: Anarhichas minor and A. lupus. Aquaculture International 2018; Volum 26 (4). ISSN 0967-6120.s 1051 - 1065.s doi: 10.1007/s10499-018-0267-x.
  • Kumari, Jaya; Flaten, Gøril Eide; Skalko-Basnet, Natasa; Tveiten, Helge. Molecular transfer to Atlantic salmon ovulated eggs using liposomes. Aquaculture 2017; Volum 479. ISSN 0044-8486.s 404 - 411.s doi: 10.1016/j.aquaculture.2017.06.019.
  • Morini, Marina; Penaranda, David Sanchez; Vílchez, M. Carmen; Tveiten, Helge; Lafont, Anne-Gaëlle; Dufour, Sylvie; Pérez, Luz; Asturiano, Juan F.. The expression of nuclear and membrane estrogen receptors in the European eel throughout spermatogenesis. Comparative Biochemistry and Physiology A 2017; Volum 203. ISSN 1095-6433.s 91 - 99.s doi: 10.1016/j.cbpa.2016.08.020.
  • Moghadam, Hooman; Johnsen, Hanne; Robinson, Nick; Andersen, Øivind; Jørgensen, Even Hjalmar; Johnsen, Helge K.; Bæhr, Vegar Jakobsen; Tveiten, Helge. Impacts of Early Life Stress on the Methylome and Transcriptome of Atlantic Salmon. Scientific Reports 2017; Volum 7. ISSN 2045-2322.s 1 - 11.s doi: 10.1038/s41598-017-05222-2.
  • Andersen, Øivind; Xu, Chunxia; Timmerhaus, Gerrit; Kirste, Katrine Hånes; Næve, Ingun; Mommens, Maren; Tveiten, Helge. Resolving the complexity of vitellogenins and their receptors in the tetraploid Atlantic salmon (Salmo salar): Ancient origin of the phosvitin-less VtgC in chondrichthyean fishes. Molecular Reproduction and Development 2017; Volum 84 (11). ISSN 1040-452X.s 1191 - 1202.s doi: 10.1002/mrd.22881.
  • Skugor, Adrijana; Tveiten, Helge; Johnsen, Hanne; Andersen, Øivind. Multiplicity of Buc copies in Atlantic salmon contrasts with loss of the germ cell determinant in primates, rodents and axolotl. BMC Evolutionary Biology 2016; Volum 16:232. ISSN 1471-2148.s 1 - 12.s doi: 10.1186/s12862-016-0809-7.
  • da Silva, Filipa F.G.; Støttrup, Josianne G.; Kjørsvik, Elin; Tveiten, Helge; Tomkiewicz, Jonna. Interactive effects of dietary composition and hormonal treatment on reproductive development of cultured female European eel, Anguilla anguilla. Animal Reproduction Science 2016; Volum 171. ISSN 0378-4320.s 17 - 26.s doi: 10.1016/j.anireprosci.2016.05.007.
  • Penaranda, David Sanchez; Morini, Marina; Tveiten, Helge; Vilchez, M. Carmen; Gallego, Victor; Dirks, Ron P.; van den Thillart, Guido E.E.J.M.; Pérez, Luz; Asturiano, Juan F.. Temperature modulates testis steroidogenesis in European eel. Comparative Biochemistry and Physiology A 2016; Volum 197. ISSN 1095-6433.s 58 - 67.s doi: 10.1016/j.cbpa.2016.03.012.
  • Vilchez, M. Carmen; Santangeli, Stefania; Maradonna, Francesca; Gioacchini, Giorgia; Verdenelli, Cristina; Gallego, Victor; Penaranda, David Sanchez; Tveiten, Helge; Pérez, Luz; Carnevali, Oliana; Asturiano, Juan F.. Effect of the probiotic Lactobacillus rhamnosus on the expression of genes involved in European eel spermatogenesis. Theriogenology 2015; Volum 84 (8). ISSN 0093-691X.s 1321 - 1331.s doi: 10.1016/j.theriogenology.2015.07.011.
  • Puvanendran, Velmurugu; Falk-Petersen, Inger-Britt; Lysne, Hege; Tveiten, Helge; Toften, Hilde; Peruzzi, Stefano. Effects of different step-wise temperature increment regimes during egg incubation of Atlantic cod (Gadus morhua L.) on egg viability and newly hatched larval quality. (fulltekst) Aquaculture Research 2015; Volum 46 (1). ISSN 1355-557X.s 226 - 235.s doi: 10.1111/are.12173.
  • Baeza, Rosa; Penaranda, David Sanchez; Vilchez, Maria Carmen; Tveiten, Helge; Pérez, Luz Maria; Asturiano, Juan F.. Exploring correlations between sex steroids and fatty acids and their potential roles in the induced maturation of the male European eel. Aquaculture 2015; Volum 435. ISSN 0044-8486.s 328 - 335.s doi: 10.1016/j.aquaculture.2014.10.016.
  • Skugor, Adrijana; Tveiten, Helge; Krasnov, Aleksei; Andersen, Øivind. Knockdown of the germ cell factor Dead end induces multiple transcriptional changes in Atlantic cod (Gadus morhua) hatchlings. Animal Reproduction Science 2014; Volum 144 (3-4). ISSN 0378-4320.s 129 - 137.s doi: 10.1016/j.anireprosci.2013.12.010.
  • Mazzeo, Ilaria; Penaranda, David Sanchez; Gallego, Victor; Baloche, S; Nourizadeh-Lillabadi, Rasoul; Tveiten, Helge; Dufour, S; Asturiano, Juan F; Weltzien, Finn-Arne; Perez, L.. Temperature modulates the progression of vitellogenesis in the European eel. Aquaculture 2014; Volum 434. ISSN 0044-8486.s 38 - 47.s doi: 10.1016/j.aquaculture.2014.07.020.
  • Scott, Alexander P.; Ellis, Tim; Tveiten, Helge. Identification of cortisol metabolites in the bile of Atlantic cod Gadus morhua L. Steroids 2014; Volum 88. ISSN 0039-128X.s 26 - 35.s doi: 10.1016/j.steroids.2014.05.014.
  • Johnsen, Hanne; Tveiten, Helge; Torgersen, Jacob; Andersen, Øivind. Divergent and sex-dimorphic expression of the paralogs of the Sox9-Amh-Cyp19a1 regulatory cascade in developing and adult atlantic cod (Gadus morhua L.). Molecular Reproduction and Development 2013; Volum 80 (5). ISSN 1040-452X.s 358 - 370.s doi: 10.1002/mrd.22170.
  • Skugor, Adrijana; Slanchev, Krasimir; Torgersen, Jacob Seilø; Tveiten, Helge; Andersen, Øivind. Conserved Mechanisms for Germ Cell-Specific Localization of nanos3 Transcripts in Teleost Species with Aquaculture Significance. Marine Biotechnology 2013. ISSN 1436-2228.s doi: 10.1007/s10126-013-9543-y.
  • Serra-Llinares, Rosa Maria; Tveiten, Helge; Damsgård, Børge; Aas-Hansen, Øyvind. Evaluation of a fast and simple method for measuring plasma lactate levels in Atlantic cod, Gadus morhua (L.). International Journal of Fisheries and Aquaculture 2012; Volum 4 (11). ISSN 2006-9839.s 217 - 220.s doi: 10.5897/IJFA11.068.
  • Penaranda, David Sanchez; Pérez, Luz; Gallego, Victor; Jover, Miguel; Tveiten, Helge; Baloche, Sylvie; Dufour, Sylvie; Asturiano, Juan F. Molecular and physiological study of the artificial maturation process in European eel males: From brain to testis. General and Comparative Endocrinology 2010; Volum 166. ISSN 0016-6480.s 160 - 171.s doi: 10.1016/j.ygcen.2009.08.006.
  • Tveiten, Helge; Bjørn, Pål Arne; Johnsen, Helge K.; Finstad, B; McKinley, R. S.. Effects of the sea louse Lepeophtheirus salmonis on temporal changes in cortisol, sex steroids, growth and reproductive investment in Arctic charr Salvelinus alpinus. Journal of Fish Biology 2010; Volum 76 (10). ISSN 0022-1112.s 2318 - 2341.s doi: 10.1111/j.1095-8649.2010.02636.x.
  • Tveiten, Helge; Frantzen, marianne; Scott, A.M.; Scott, A.P.. Synthesis of 17,20 beta,21-trihydroxypregn-4-en-3-one by ovaries of reproductively mature Atlantic cod Gadus morhua. Journal of Fish Biology 2010; Volum 77 (1). ISSN 0022-1112.s 33 - 53.s doi: 10.1111/j.1095-8649.2010.02655.x.
  • Le Francois, N. R.; Tveiten, Helge; Halfyard, L.C.; Foss, A.. The Wolffishes (Family: Anarhichadidae). CABI Publishing 2010 ISBN 978-1-84593-494-1.s 417 - 431.
  • Seppola, Marit; Johnsen, Hanne; Mennen, Saskia; Myrnes, Bjørnar; Tveiten, Helge. Maternal transfer and transcriptional onset of immune genes during ontogenesis in Atlantic cod. Developmental and Comparative Immunology 2009; Volum 33 (11). ISSN 0145-305X.s 1205 - 1211.s doi: 10.1016/j.dci.2009.06.013.
  • Gaudreau, Catherine M.; Le Francois, Nathalie; Ditlecadet, Delphine; Tveiten, Helge; Blier, Pierre U.. Characterization of the early-stages of the wolffish hybrid Anarhichas minor x Anarhichas lupus: conservation and aquaculture applications. Aquatic Living Resources 2009; Volum 22 (3). ISSN 0990-7440.s 371 - 377.s doi: 10.1051/alr/2009030.
  • Le Francois, N. R.; Lamarre, S. G.; Tveiten, Helge; Blier, P. U.; Bailey, Jake. Sperm cryoconservation in Anarhichas sp., endangered cold-water aquaculture species with internal fertilization. Aquaculture International 2008; Volum 16 (3). ISSN 0967-6120.s 273 - 279.s doi: 10.1007/s10499-007-9137-7.
  • Desrosiers, V.; Le Francois, N. R.; Tveiten, Helge; Andreassen, Inger; Blier, Pierre U.. Ontogenesis of catabolic and energy metabolism capacities during the embryonic development of spotted wolffish (Anarhichas minor). Comparative Biochemistry and Physiology - Part B: Biochemistry & Molecular Biology 2008; Volum 150 (2). ISSN 1096-4959.s 200 - 206.s doi: 10.1016/j.cbpb.2008.03.001.
  • Rudolfsen, Geir; Figenschou, Lars; Folstad, Ivar; Tveiten, Helge; Figenschou, Marie. Rapid adjustments of sperm characteristics in relation to social status. Proceedings of the Royal Society of London. Biological Sciences 2006; Volum 273. ISSN 0962-8452.s 325 - 332.s doi: 10.1098/rspb.2005.3305.
  • Frantzen, Marianne; Damsgård, Børge; Tveiten, Helge; Moriyama, Shunsuke; Iwata, M; Johnsen, Helge K.. Effects of fasting on temporal changes in plasma concentrations of sex steroids, growth hormone and insulin-like growth factor I, and reproductive investment in Arctic charr. Journal of Fish Biology 2004; Volum 65. ISSN 0022-1112.s 1526 - 1542.s doi: 10.1111/j.1095-8649.2004.00564.x.
  • Tveiten, Helge; Jobling, Malcolm; Andreassen, I.. Influence of egg lipids and fatty acids on egg viability, and their utilization during embryonic development of spotted wolf-fish, Anarhichas minor Olafsen. Aquaculture Research 2004; Volum 35 (2). ISSN 1355-557X.s 152 - 161.s doi: 10.1111/j.1365-2109.2004.00996.x.
  • Frantzen, Marianne; Damsgård, Børge; Tveiten, Helge; Moriyama, Shunsuke; Iwata, Munehico; Johnsen, Helge K. Effects of fastng on temporal changes in plasma concentrations of sex steroids, growth hormone and insuline-like growth factor I, and reproductive investment in Arctic charr. Journal of Fish Biology 2004; Volum 65. ISSN 0022-1112.s 1526 - 1542.s doi: 10.111/j.1095-8649.2004.00564.
  • Frantzen, Marianne; Arnesen, Arne Mikal; Damsgård, Børge; Tveiten, Helge; Johnsen, Helge K. Effects of photoperiod on sex steroids and gonad maturation in Arctic charr. Aquaculture 2004; Volum 240. ISSN 0044-8486.s 561 - 574.
  • Tveiten, Helge; Solevåg, Stein Eric; Johnsen, Helge K.. Holding temperature during the spawning season influences timing of final maturation and egg quality in common wolffish (Anarhichas lupus L.).. Journal of Fish Biology 2001; Volum 58. ISSN 0022-1112.s 374 - 385.
  • Tveiten, Helge; Johnsen, Helge K.. Thermal influences on temporal changes in plasma sex steroids and reproductive development in female common wolffish.. Journal of Fish Biology 2001; Volum 59. ISSN 0022-1112.s 175 - 178.
  • Tveiten, Helge; Scott, Alexander P.; Johnsen, Helge K.. Plasma-sulfated C21-steroids increaseduring the preovulatory period in female common wolffish and are influenced by temperature during vitellogenesis.. General and Comparative Endocrinology 2000; Volum 117. ISSN 0016-6480.s 464 - 473.
  • Tveiten, Helge; Johnsen, Helge K.. Temperature experienced during vitellogenesis influences ovarian maturation and the timing of ovulation in common wolffish.. Journal of Fish Biology 1999; Volum 55. ISSN 0022-1112.s 809 - 819.
  • Johnsen, Helge K.; Tveiten, Helge; Willassen, Nils Peder; Arnesen, Arne Mikal. Arctic charr (Salvelinus alpinus) vitellogenin: development and validation of an enzyme-linked immunosorbent assay (ELISA).. Comparative Biochemistry and Physiology - Part B: Biochemistry & Molecular Biology 1999; Volum 124. ISSN 1096-4959.s 355 - 362.
  • Tveiten, Helge; Mayer, Ian; Johnsen, Helge K.; Jobling, Malcolm. Sex steroids, growth and condition of Arctic charr broodstock during an annual cycle.. Journal of Fish Biology 1998; Volum 53. ISSN 0022-1112.s 714 - 727.
  • Jobling, Malcolm; Tveiten, Helge; Hatlen, Bjarne. Cultivation of Arctic charr: an update. Aquaculture International 1998; Volum 6. ISSN 0967-6120.s 181 - 196.
  • Tveiten, Helge; Johnsen, Helge K.; Jobling, Malcolm. Influence of maturity status on the annual cycles of feeding and growth in Arctic charr, Salvelinus alpinus (L.).. Journal of Fish Biology 1996; Volum 48. ISSN 0022-1112.s 910 - 924.
  • Lazado, Carlo C.; Andersen, Øivind; Karlsen, Kristian; Slanchev, Krasimir; Thesslund, Tina; Tveiten, Helge. New method for fish sterilization – Evaluation of germ cell ablation on the activation of the brain-pituitary-gonadal axis in precocious Atlantic salmon males. Aquaculture Europe 2021 2021-10-03 - 2021-10-07 2021.
  • Mlingi, Frank Thomas; Puvanendran, Velmurugu; Burgerhout, Erik; Mommens, Maren; Hansen, Øyvind J; Guercini, Emanuele; Tveiten, Helge; Tomkiewicz, Jonna; Kjørsvik, Elin. Photothermal control of sexual maturation in lumpfish Cyclopterus lumpus. Aquaculture Europe 2021 2021-10-04 - 2021-10-07 2021.
  • Mlingi, Frank Thomas; Puvanendran, Velmuguru; Tveiten, Helge; Burgerhout, Erik; Tomkiewicz, Jonna; Guercini, Emanuele; Kjørsvik, Elin. Gonad development and plasma levels of sex steroids in farmed lumpfish (Cyclopterus lumpus) under different photoperiod and temperature regimes. Aquaculture Europe 2019 2019-10-07 - 2019-10-10 2019.
  • Bogevik, André Sture; Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Burgerhout, Erik; Diepens, Noël; Koelmans, Albert A.; Rønnestad, Ivar; Tveiten, Helge; Puvanendran, Velmurugu. Microplastic ingestion in sexual maturing Atlantic cod (Gadus morhua). Ocean Outlook 2019-05-08 - 2019-05-10 2019.
  • Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Bogevik, André Sture; Burgerhout, Erik; Puvanendran, Velmurugu; Tveiten, Helge; Diepens, Noël; Koelmans, Albert A.; Rønnestad, Ivar. Microplastics and contaminants: Field experiments to assess the role of microplastics as a vector for contaminants. SETAC North America 40th Annual Meeting 2019-11-03 - 2019-11-07 2019.
  • Bogevik, André Sture; Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Koelmans, Albert A.; Diepens, Noël; Rønnestad, Ivar; Burgerhout, Erik; Tveiten, Helge; Hansen, Øyvind J; Puvanendran, Velmurugu. Microplastic ingestion in sexual maturing Atlantic cod (Gadus morhua). 20th International Symposium on Pollutant Responses In Marine Organisms (PRIMO20) 2019-05-18 - 2019-05-22 2019.
  • Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Koelmans, Albert A.; Diepens, Noël; Rønnestad, Ivar; Burgerhout, Erik; Tveiten, Helge; Hansen, Øyvind J; Puvanendran, Velmurugu; Bogevik, André Sture. Microplastics as a vector of organic contaminants and their effect on Atlantic cod (Gadus morhua). 20th International Symposium on Pollutant Responses In Marine Organisms (PRIMO20) 2019-05-18 - 2019-05-22 2019.
  • Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Burgerhout, Erik; Diepens, Noël; Koelmans, Albert A.; Puvanendran, Velmurugu; Rønnestad, Ivar; Tveiten, Helge; Bogevik, André Sture. Microplastics as passive samplers of organic contaminants in the sea - results from field studies in Norway. Arctic Frontiers 2019 2019-01-20 - 2019-01-24 2019.
  • Bogevik, André Sture; Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Burgerhout, Erik; Diepens, Noël; Koelmans, Albert A.; Rønnestad, Ivar; Tveiten, Helge; Puvanendran, Velmurugu. Microplastic ingestion in sexual maturing Atlantic cod (Gadus morhua). Arctic Frontiers 2019 2019-01-20 - 2019-01-24 2019.
  • Bogevik, André Sture; Vorkamp, Katrin; Karlsson-Drangsholt, Anders; Burgerhout, Erik; Diepens, Noël; Koelmans, Albert A.; Rønnestad, Ivar; Tveiten, Helge; Puvanendran, Velmurugu. Microplastic ingestion in sexual maturing Atlantic cod (Gadus morhua). Arctic Frontiers 2019 2019-01-20 - 2019-01-24 2019.
  • Johnsen, Hanne; Moghadam, Hooman; Robinson, Nicholas Andrew; Andersen, Øivind; Jørgensen, Even Hjalmar; Johnsen, Helge K.; Bæhr, Vegar Jakobsen; Tveiten, Helge. Stimulering av stressrespons i tidlige livsstadier hos laks har positiv effekt på vekst senere i livet. Havbruk 2018 – Havbruk i samfunnet 2018-04-18 - 2018-04-20 2018.
  • Tveiten, Helge. Steril oppdrettslaks. Fiskerikandidaten 2018 2018; Volum 17.s 19 - 20.
  • Tveiten, Helge. Gjennombrudd for steril oppdrettslaks. (data) (fulltekst) Næringsnytte 2017; Volum 7. ISSN 1893-6652.s 4 - 5.
  • Johnsen, Hanne; Moghadam, Hooman; Robinson, Nick; Andersen, Øivind; Jørgensen, Even Hjalmar; Johnsen, Helge K.; Bæhr, Vegar J.; Tveiten, Helge. IMPACTS OF EARLY LIFE STRESS ON THE METHYLOME AND TRANSCRIPTOME OF ATLANTIC SALMON. Aquaculture Europe 2017 2017-10-17 - 2017-10-20 2017.
  • Robinson, Nick; Johnsen, Hanne; Moghadam, Hooman; Andersen, Øivind; Krasnov, Aleksei; Tveiten, Helge. TOOLS FOR CREATING ROBUST FISH? ENVIRONMENTAL STRESS TREATMENTS DURING DEVELOPMENT DICTATE SUBSEQUENT GENE EXPRESSION RESPONSE TO AN ACUTE STRESS IN ATLANTIC SALMON. Aquaculture Europe 2017 2017-10-17 - 2017-10-20 2017.
  • Puvanendran, Velmurugu; Hansen, Øyvind J; Johnsen, Hanne; Tveiten, Helge. SHORT-TERM MANIPULATION OF PHOTOPERIOD AND TEMPERATURE ON THE GONADAL DEVELOPMENT AND MATURATION OF LUMPFISH Cyclopterus lumpus L.. Aquaculture Europe 2017 2017-10-17 - 2017-10-20 2017.
  • Kleppe, Lene; Wargelius, Anna; Tveiten, Helge; Leininger, Sven Dirk; Skaftnesmo, Kai Ove; Furmanek, Tomasz; Schulz, Rüdiger W.; Taranger, Geir Lasse; Andersson, Eva; Edvardsen, Rolf. Targeting germ cell survival factors to produce sterile salmon. Akvakultur 2016-10-18 - 2016-10-19 2016.
  • Mortensen, Atle; Sae-Lim, Panya; Puvanendran, Velmurugu; Hansen, Øyvind J; Johansen, Lill-Heidi; Breiland, Mette Serine Wesmajervi; Mikalsen, Heidi Eileen; Lein, Ingrid; Helland, Synnøve; Tveiten, Helge; Baranski, Matthew; Jacq, Celeste; Drangsholt, Tale Marie K; Nielsen, Hanne Marie. Avl på rognkjeks. Rensefiskkonferansen 2016 (fulltekst) 2016-02-08 - 2016-02-09 2016.
  • Moghadam, Hooman; Tveiten, Helge; Robinson, Nick; Andersen, Øivind; Burgerhout, Erik; Johnsen, Hanne. The effects of early life stress on the epigenome and transcriptome of Atlantic salmon. Genomics in Aquaculture 2016-04-20 - 2016-04-22 2016.
  • Lein, Ingrid; de Vries, Anne; Tveiten, Helge; Grevle, Inger Synnøve; Refstie, Terje; Gjerde, Bjarne. Optimal utilization of lumpsucker sperm. Abstract. Aquaculture Europe 2016 2016-09-21 - 2016-09-23 2016.
  • Lein, Ingrid; de Vries, Anne; Tveiten, Helge; Grevle, Inger Synnøve; Refstie, Terje; Gjerde, Bjarne. Hvordan utnytte melke fra rognkall mest effektivt?. Programkonferansen HAVBRUK 2016 2016-04-18 - 2016-04-20 2016.
  • Kleppe, Lene; Edvardsen, Rolf; Tveiten, Helge; Leininger, Sven Dirk; Skaftnesmo, Kai Ove; Andersson, Eva; Taranger, Geir Lasse; Schulz, Rüdiger W.; Furmanek, Tomasz; Wargelius, Anna. Sterile salmon by targeting factors involved in germ cell survival: novel strategies for sustainable fish farming. Havbruk 2016 2016-04-18 - 2016-04-20 2016.
  • Kleppe, Lene; Wargelius, Anna; Tveiten, Helge; Leininger, Sven Dirk; Skaftnesmo, Kai Ove; Furmanek, Tomasz; Schulz, Rüdiger W.; Taranger, Geir Lasse; Andersson, Eva; Edvardsen, Rolf. Targeting germ cell survival factors to produce sterile salmon through vaccination. European Aquaculture 2016 2016-09-20 - 2016-09-23 2016.
  • Puvanendran, Velmurugu; Toften, Hilde; Tveiten, Helge; Lein, Ingrid; Sæther, Bjørn-Steinar; Johnsen, Hanne. Høyere temperatur i tidlige livsstadier kan forbedre torskens vekst og kvalitet. Norsk Fiskeoppdrett 2015; Volum 40 (1). ISSN 0332-7132.s 8 - 9.
  • Burgerhout, Erik; Johnsen, Hanne; Puvanendran, Velmurugu; Moghadam, Hooman; Mommens, Maren; Santi, Nina; Tveiten, Helge; Andersen, Øivind. Epigenetic effects of environmental stress on Atlantic salmon and Atlantic cod. 51st Norwegian Biochemical Society Contact Meeting 2015-02-09 - 2015-02-13 2015.
  • Moghadam, Hooman; Tveiten, Helge; Robinson, Nick; Andersen, Øivind; Burgerhout, Erik; Johnsen, Hanne. The effects of early life stress on the epigenome and transcriptome of Atlantic salmon (Salmo salar). In: Book of Abstracts p.104, O58 - ISGA XII - International Symposium on Genetics in Aquaculture XII (data) 2015-06-21 - 2015-06-27 2015.
  • Kumari, Jaya; Flaten, Gøril Eide; Skalko-Basnet, Natasa; Tveiten, Helge. Liposomes: a vehicle for molecular/passive transport in salmon eggs. 5th International Workshop on Biology of Fish Gametes (IWBFG) 2015-09-07 - 2015-09-11 2015.
  • Burgerhout, Erik; Johnsen, Hanne; Puvanendran, Velmurugu; Moghadam, Hooman; Mommens, Maren; Santi, Nina; Tveiten, Helge; Andersen, Øivind. Epigenetic effects of environmental stress on Atlantic salmon and cod. Presentation and Abstract. Aquculture Europe 2015 - Session: Genomic tools and methods and their application (fulltekst) 2015-10-21 - 2015-10-23 2015.
  • Santangeli, Stefania; Vilchez, Maria Carmen; Maradonna, Francesca; Gioacchini, G.; Verdenelli, C.; Gallego, Victor; Penaranda, David Sanchez; Tveiten, Helge; Pérez, Luz; Carnevali, Oliana; Asturiano, Juan F. Effect of the probiotic Lactobacillus Rhamnosus on sperm quality and on the expression of genes involved in European eel (Anguilla anguilla) spermatogenesis. Aquaculture Europe 2014 (sammendrag) 2014-10-14 - 2014-10-17 2014.
  • Puvanendran, Velmurugu; Tveiten, Helge; Toften, Hilde; Sæther, Bjørn-Steinar; Johnsen, Hanne; Seppola, Marit; Lein, Ingrid; Helland, Synnøve; Falk-Petersen, Inger-Britt; Peruzzi, Stefano. Temperature paradox for Atlantic cod: low or high?. Havbruk 2014 2014-03-31 - 2014-04-02 2014.
  • Lein, Ingrid; Helland, Synnøve; Tveiten, Helge. Initial tests of precedures for stripping of eggs and sperm and induction of final maturation in ballan wrasse. 2014.s 16 - 19.
  • Lein, Ingrid; Barr, Yoav; Tveiten, Helge. Eliminating egg stickiness. Stripped ballan wrasse eggs. 2014.s 29 - 33.
  • Lein, Ingrid; Barr, Yoav; Helland, Synnøve; Tveiten, Helge. Reproduction challenges in farming of Ballan wrasse (Labrus bergylta). Aquaculture Europe 2014 (fulltekst) 2014-10-14 - 2014-10-17 2014.
  • Johnsen, Hanne; Tveiten, Helge. Stress during embryogenesis of Atlantic salmon (Salmo salar L.) - Does it matter?. Aquaculture Europe 2014 (fulltekst) 2014-10-14 - 2014-10-17 2014.
  • Baeza, Rosa; Vilchez, Maria Carmen; Gallego, Victor; Penaranda, David Sanchez; Tveiten, Helge; Pérez, Luz; Asturiano, Juan F. Fatty acid dynamics during induced sexual maturation in male European eel. Relationship with steroids and sperm quality parameters. Aquaculture Europe 2014 (sammendrag) 2014-10-14 - 2014-10-17 2014.
  • Silva, Filipa Fernandes Gomes da; Tveiten, Helge; Lafont, Anne-Gaëlle; Dufour, Sylvie; Støttrup, Josianne G.; Kjørsvik, Elin; Tomkiewica, Jonna. Final oocyte maturation and egg quality in European eel (Aguilla anguilla) induced in vivo. Aquaculture Europe 2014 (sammendrag) 2014-10-14 - 2014-10-17 2014.
  • Lein, Ingrid; Barr, Yoav; Helland, Synnøve; Tveiten, Helge. Stripping of eggs from wrasse – experiences so far. Wrasse workshop 2013-10-03 - 2013.
  • Tveiten, Helge. En god start betyr alt. Tapreduksjon i sjø: Hvor god kan norsk laksenæring bli? 2013-08-13 - 2013.
  • Puvanendran, Velmurugu; Falk-Petersen, Inger-Britt; Lysne, Hege; Tveiten, Helge; Toften, Hilde; Peruzzi, Stefano. Effects of different temperature increment regimes during egg incubation of Atlantic cod on egg viability and larval quality. 10th International Congress on the Biology of Fish 2012-07-15 - 2012-07-19 2012.
  • Frantzen, marianne; Dahl, Einar; Hansen, Pia K.; Haug, Tore; Karlsen, Ørjan; Tveiten, Helge. Sædkvalitet hos steinbit. 2007.
  • Frantzen, Marianne; Tveiten, Helge; Jobling, Malcolm. Effects of cortisol and 11-ketotestosterone on testicular development and sperm quality in male spotted wolffish. 8th International Symposium on reproductive Physiology of Fish 2007-06-03 - 2007-06-08 2007.
  • Frantzen, Marianne; Tveiten, Helge. Effekter av kortisol og 11-ketotestosteron på spermkvaliteten hos flekksteinbit. Programkonferansen HAVBRUK 2006 2006-03-29 - 2006-03-31 2006.
  • Frantzen, Marianne; Tveiten, Helge. Effects of cortisol and 11-ketotestosterone on testicular development and sperm quality in male spotted wolffish. Wolfish culture, status and challenges-Workshop, Bodø University College, January 23-25 2006. 2006-01-23 - 2006-01-25 2006.
  • Andreassen, Inger; Falk-Petersen, Inger-Britt; Pedersen, Arvid N.; Tveiten, Helge. Flekksteinbit i oppdrett. Kyst og havbruk 2005.s 146 - 149.
  • Frantzen, Marianne; Damsgård, Børge; Tveiten, Helge; Moriyama, Shunsuke; Iwata, Munehico; Johnsen, Helge K. Effects of fasting on temporal changes in plasma concentrations of sex steroids, growth hormone and insulin-like growth factor I, and reproductive investment in Arctic charr. 5th International Symposium of Fish Endocrinology 2004-09-05 - 2004-09-09 2004.
  • Tveiten, Helge; Johnsen, Helge K.; Schulz, Rüdiger. Temperature experienced by female wolffish (Anarhichas lupus L.) during vitellogenesis: sex steroid profiles and influences on the timing of ovulation.. 6th International Symposium on Reproductive Physiology of Fish 1999-07-04 - 1999-07-09 1999.
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