Blar i Department of Biological Sciences på tittel

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    • Application of laboratory methods for understanding fish responses to black soldier fly (Hermetia illucens) based diets 

      Zarantoniello, Matteo; Randazzo, Basilio; Secci, Giulia; Notarstefano, Valentina; Giorgini, Elisabetta; Lock, Erik Jan Robert; Parisi, Giuliana; Olivotto, Ike (Journal article; Peer reviewed, 2022)
      A major challenge for development of sustainable aquafeeds is its dependence on fish meal and fish oil. Replacement with more sustainable, nutritious and safe ingredients is now a priority. Over the last years, among several ...

    • Approaches to defining a planetary boundary for biodiversity 

      Mace, Georgina M.; Reyers, Belinda; Alkemade, Rob; Biggs, Reinette; Chapin, F. Stuart; Cornell, Sarah E.; Díaz, Sandra; Jennings, Simon; Leadley, Paul; Mumby, Peter J.; Purvis, Andy; Scholes, Robert J.; Seddon, Alistair; Solan, Martin; Steffen, W.; Woodward, Guy (Peer reviewed; Journal article, 2014-09)
      The idea that there is an identifiable set of boundaries, beyond which anthropogenic change will put the Earth system outside a safe operating space for humanity, is attracting interest in the scientific community and ...

    • Approaches to pollen taxonomic harmonisation in Quaternary palynology 

      Birks, Harry John Betteley; Bhatta, Kuber Prasad; Felde, Vivian Astrup; Flantua, Suzette; Mottl, Ondrej; Haberle, Simon G.; Herbert, Annika; Hooghiemstra, Henry; Birks, Hilary H; Grytnes, John Arvid; Seddon, Alistair William Robin (Journal article; Peer reviewed, 2023)
      Pollen taxonomic harmonisation involves the standardisation of the nomenclature of pollen and fern spores with similar morphotypes at the determination level that is common to all grains or spores with that morphotype ...

    • Aquaculture relevant stressors and their impacts on skin and wound healing in post-smolt Atlantic salmon (Salmo salar L.) 

      Sveen, Lene Rydal (Doctoral thesis, 2018-11-30)
      The work described in this thesis focuses on the response mechanisms in the skin of post-smolt Atlantic salmon (Salmo salar L.) under the following challenging conditions: <ul> i. The effect of high biomass and low specific ...

    • Aquaculture-driven evolution of the salmon louse (Lepeophtheirus salmonis) mtDNA genome 

      Rutle, Karoline Hasti (Master thesis, 2022-06-01)
      Widespread resistance towards pyrethroids, a pesticide that has been extensively used in salmonid aquaculture to control sea lice, is reported in the salmon louse (Lepeophtheirus salmonis). The resistance mechanism has ...

    • Aquaculture-driven evolution of the salmon louse mtDNA genome 

      Rutle, Karoline Hasti; Skern-Mauritzen, Rasmus; Nilsen, Frank; Mateos-Rivera, Alejandro; Sørvik, Anne Grete Eide; Jansson, Eeva; Quintela, Maria; Besnier, Francois; Ayllon, Fernando; Fjørtoft, Helene Børretzen; Glover, Kevin Alan (Journal article; Peer reviewed, 2023)
      Resistance toward the antiparasitic pyrethroid, deltamethrin, is reported in the Atlantic salmon louse (Lepeophtheirus salmonis salmonis), a persistent ectoparasite of farmed and wild salmonids. The resistance mechanism ...

    • Aquaculture-driven evolution: distribution of pyrethroid resistance in the salmon louse throughout the North Atlantic in the years 2000–2017 

      Fjørtoft, Helene Børretzen; Nilsen, Frank; Besnier, Francois; Espedal, Per Gunnar; Stene, Anne; Tveten, Ann-Kristin; Bjørn, Pål Arne; Aspehaug, Vidar; Glover, Kevin (Journal article; Peer reviewed, 2020)
      The parasitic salmon louse, and its documented resistance to chemotherapeutants, represents the most persistent environmental challenge to global salmonid aquaculture. We used a genetic marker associated with pyrethroid ...

    • Aquaporin evolution in fishes 

      Finn, Roderick Nigel; Cerdà, Joan (Peer reviewed; Journal article, 2011-07-26)
      Aquaporins represent a primordial group of transmembrane solvent channels that have been documented throughout the living biota. This facet alone emphasizes the positive selection pressure for proteins associated with ...

    • The Arabidopsis (ASHH2) CW domain binds monomethylated K4 of the histone H3 tail through conformational selection 

      Dobrovolska, Olena; Brilkov, Maxim; Madeleine, Noëlly; Ødegaard-Fougner, Øyvind; Strømland, Øyvind; Martin, Stephen R.; De Marco, Valeria; Christodoulou, Evangelos; Teigen, Knut; Isaksson, Johan; Underhaug, Jarl; Reuter, Nathalie; Aalen, Reidunn B.; Aasland, Rein; Halskau, Øyvind (Journal article; Peer reviewed, 2020)
      Chromatin post‐translational modifications are thought to be important for epigenetic effects on gene expression. Methylation of histone N‐terminal tail lysine residues constitutes one of many such modifications, executed ...

    • Archaeological bird remains from Norway as a means to identify long-term patterns in a Northern European avifauna 

      Walker, Samuel James (Doctoral thesis, 2021-06-18)
      Birds are currently facing a biodiversity crisis. Seabirds, birds in agricultural landscapes, and montane birds are particularly vulnerable to extinction. Whilst their modern distributions are well studied, how past events ...

    • The Arctic Mid-Ocean Ridge Vent Fields - A valuable Resource for Marine Bioprospecting? 

      Wissuwa, Juliane (Doctoral thesis, 2016-05-25)
      The past decade the awareness for sustainability has come more and more into focus of society in terms of a need for eco-friendlier processes and renewable energies, new and better pharmaceuticals, and agricultural- and ...

    • An Arctic natural oil seep investigated from space to the seafloor 

      Panieri, Giuliana; Argentino, Claudio; Ramalho, Sofia P.; Vulcano, Francesca; Savini, Alessandra; Fallati, Luca; Brekke, Trond; Galimberti, Giulia; Riva, Federica; Balsa, João; Eilertsen, Mari Heggernes; Stokke, Runar; Steen, Ida Helene; Sahy, Diana; Kalenitchenko, Dimitri Stanislas Desire; Bünz, Stefan; Mattingsdal, Rune (Journal article; Peer reviewed, 2023)
      Due to climate change, decreasing ice cover and increasing industrial activities, Arctic marine ecosystems are expected to face higher levels of anthropogenic stress. To sustain healthy and productive ocean ecosystems, it ...

    • Are synchronous chats a silver lining of emergency remote instruction? Text-based chatting is disproportionately favored by women in a non-majors introductory biology course 

      Robnett, Rachael D.; Ballen, Cissy J.; Fagbodun, Sheritta; Lane, Kelly; McCoy, Sophie J.; Robinson, Lecia; Weems, Ebony I.; Cotner, Sehoya Harris (Journal article; Peer reviewed, 2022)
      The coronavirus disease 2019 (COVID-19) pandemic has led to a reimagining of many aspects of higher education, including how instructors interact with their students and how they encourage student participation. Text-based ...

    • Artssuksesjon av planteplankton i Raunefjorden våren 2010. Reguleringsmekanismer og elementsammensetning ved røntgenfluorescens 

      Haugen, Stig Bjarte (Master thesis, 2011-10-03)
      Denne studien av artssuksesjon og reguleringsmekanismer er satt sammen av to deler. Den ene delen består av et tokt til Svinøysnittet, mens den andre er en serie av prøvetakinger og målinger i Raunefjorden i Hordaland. ...

    • Assessing amino acid solubility of black soldier fly larvae meal in Atlantic salmon (Salmo salar) in vivo and in vitro 

      Radhakrishnan, Gopika; Silva, Marta Sofia; Lock, Erik Jan Robert; Belghit, Ikram; Philip, Antony Jesu Prabhu (Journal article; Peer reviewed, 2022)
      In vitro and in vivo methods were used to evaluate amino acids solubility of black soldier fly (BSF) larvae meal and two experimental diets (reference and test diets) for Atlantic salmon. The current study used in vitro ...

    • Assessing and comparing climatic control on distribution and reproduction of alpine and lowland species in the subalpine habitat of western Norway. 

      Meineri, Eric (Doctoral thesis, 2012-02-06)
      Aims and background: Species range shift is among the most well-documented responses to climate change. As a result, a growing number of studies model species climatic niches to predict how species ranges may displace in ...

    • Assessing mackerel behaviour following crowding-induced stress in purse seine fisheries 

      Howarth, Kirsten (Master thesis, 2016-06-01)
      The practice of slipping in purse seine fisheries has been shown to cause high levels of delayed mortality in released fish. This unaccounted mortality could lead to bias in stock assessments, and brings the sustainability ...

    • Assessing microplastic as a vector for chemical entry into fish larvae using a novel tube-feeding approach 

      Norland, Sissel; Vorkamp, Katrin; Bogevik, André Sture; Koelmans, Albert A.; Diepens, Noël J.; Burgerhout, Erik; Hansen, Øyvind Jul; Puvanendran, Velmurugu; Rønnestad, Ivar (Journal article; Peer reviewed, 2021)
      A tube-feeding model for administering microplastic (MP, Ø = 30 μm) spheres to fish larvae was employed to quantify the uptake of hydrophobic organic contaminants (HOCs) into the larval body through a single administration ...

    • Assessing mineral availability in fish feeds using complementary methods demonstrated with the example of zinc in atlantic salmon 

      Silva, Marta Sofia; Stewart, Thea; Amlund, Heidi; Sloth, Jens Jørgen; Araujo, Pedro; Lock, Erik Jan Robert; Hogstrand, Christer; Ørnsrud, Robin; Waagbø, Rune; Prabhu, P. Antony Jesu (Journal article; Peer reviewed, 2021)
      Assessing the availability of dietary micro-minerals is a major challenge in mineral nutrition of fish species. The present article aims to describe a systematic approach combining different methodologies to assess the ...

    • Assessing sampling coverage of species distribution in biodiversity databases 

      Sporbert, Maria; Bruelheide, Helge; Seidler, Gunnar; Keil, Petr; Jandt, Ute; Austrheim, Gunnar; Biurrun, Idoia; Campos, Juan Antonio; Čarni, Andraž; Chytrý, Milan; Csiky, János; De Bie, Els; Dengler, Jürgen; Golub, Valentin; Grytnes, John-Arvid; Indreica, Adrian; Jansen, Florian; Jiroušek, Martin; Lenoir, Jonathan; Luoto, Miska; Marcenó, Corrado; Moeslund, Jesper Erenskjold; Pérez-Haase, Aaron; Rūsiņa, Solvita; Vandvik, Vigdis; Vassilev, Kiril; Welk, Erik (Peer reviewed; Journal article, 2019)
      Aim: Biodiversity databases are valuable resources for understanding plant species distributions and dynamics, but they may insufficiently represent the actual geographic distribution and climatic niches of species. Here ...