Blar i Department of Biological Sciences på tittel

Viser treff 153-172 av 2211

    • A bio-economic analysis of harvest control rules for the Northeast Arctic cod fishery 

      Eikeset, Anne Marie; Richter, Andries Peter; Dankel, Dorothy Jane; Dunlop, Erin; Heino, Mikko Petteri; Dieckmann, Ulf; Stenseth, Nils Christian (Peer reviewed; Journal article, 2013-05)
      Harvest control rules (HCRs) have been implemented for many fisheries worldwide. However, in most instances, those HCRs are not based on the explicit feedbacks between stock properties and economic considerations. This ...

    • The bio-economic effects of artificial reefs: mixed evidence from Shandong, China 

      Sun, Peng; Liu, Xiaozi; Tang, Yangli; Cheng, Wenzhi; Sun, Runlong; Wang, Xinxin; Wan, Rong; Heino, Mikko Petteri (Peer reviewed; Journal article, 2017-10)
      Artificial reefs are used to protect coastal habitats and rebuild fisheries. This engineering approach to fisheries management has gained popularity in many coastal areas, including China. In Shandong province alone, over ...

    • Bioaccumulation of mercury and transcriptional responses in tusk (Brosme brosme), a deep-water fish from a Norwegian fjord 

      Olsvik, Pål Asgeir; Mahjour Azad, Atabak; Yadetie, Fekadu (Journal article; Peer reviewed, 2021)
      High concentrations of mercury (Hg) have been documented in deep-water fish species from some Norwegian fjords. In this study, tusk (Brosme brosme) was sampled from four locations in the innermost parts of Sognefjorden in ...

    • Bioactive Metabolites of Marine Origin Have Unusual Effects on Model Membrane Systems 

      Jakubec, Martin; Totland, Christian; Rise, Frode; Chamgordani, Elahe Jafari; Paulsen, Britt; Maes, Louis; Matheeussen, An; Gundersen, Lise-Lotte; Halskau, Øyvind (Journal article; Peer reviewed, 2020)
      Marine sponges and soft corals have yielded novel compounds with antineoplastic and antimicrobial activities. Their mechanisms of action are poorly understood, and in most cases, little relevant experimental evidence is ...

    • Bioactivity of Biosilica Obtained From North Atlantic Deep-Sea Sponges 

      Dudik, Olesia; Amorim, Sara; Xavier, Joana R.; Rapp, Hans Tore; Silva, Tiago H.; Pires, Ricardo A.; Reis, Rui L. (Journal article; Peer reviewed, 2021-05-17)
      Demosponges are a well-known source of a plethora of bioactive compounds. In particular, they are able to form a skeleton by direct deposition of silica in a process catalyzed by silicatein. Herein, we isolated biosilicas ...

    • Bioavailability of Macro and Micronutrients Across Global Topsoils: Main Drivers and Global Change Impacts 

      Ochoa-Hueso, Raúl; Delgado-Baquerizo, Manuel; Risch, Anita C.; Ashton, Louise; Augustine, David; Bélanger, Nicolas; Bridgham, Scott; Britton, Andrea J.; Bruckman, Viktor J.; Camarero, J. Julio; Cornelissen, Gerard; Crawford, John A.; Dijkstra, Feike A.; Diochon, Amanda; Earl, Stevan; Edgerley, James; Epstein, Howard; Felton, Andrew; Fortier, Julien; Gagnon, Daniel; Greer, Ken; Griffiths, Hannah M.; Halde, Caroline; Hanslin, Hans Martin; Harris, Lorna I.; Hartsock, Jeremy A.; Hendrickson, Paul; Hovstad, Knut Anders; Hu, Jia; Jani, Arun D.; Kent, Kelcy; Kerdraon-Byrne, Deirdre; Khalsa, Sat Darshan S.; Lai, Derrick Y. F.; Lambert, France; LaMontagne, Jalene M.; Lavergne, Stéphanie; Lawrence, Beth A.; Littke, Kim; Leeper, Abigail C.; Licht, Mark A.; Liebig, Mark A.; Lynn, Joshua; Maclean, Janet E.; Martinsen, Vegard; McDaniel, Marshall D.; McIntosh, Anne C. S.; Miesel, Jessica R.; Miller, Jim; Mulvaney, Michael J.; Moreno, Gerardo; Newstead, Laura; Pakeman, Robin J.; Pergl, Jan; Pinno, Bradley D.; Piñeiro, Juan; Quigley, Kathleen; Radtke, Troy M.; Reed, Paul; Rolo, Víctor; Rudgers, Jennifer; Rutherford, P. Michael; Sayer, Emma J.; Serrano-Grijalva, Lilia; Strack, Maria; Sukdeo, Nicole; Taylor, Andy F. S.; Truax, Benoit; Tsuji, Leonard J. S.; van Gestel, Natasja; Vaness, Brenda M.; Van Sundert, Kevin; Vítková, Michaela; Weigel, Robert; Wilton, Meaghan J.; Yano, Yuriko; Teen, Ewing; Bremer, Eric (Journal article; Peer reviewed, 2023)
      Understanding the chemical composition of our planet's crust was one of the biggest questions of the 20th century. More than 100 years later, we are still far from understanding the global patterns in the bioavailability ...

    • bioCEED Survey 2015 

      Hole, Torstein Nielsen; Jeno, Lucas Matias; Holtermann, Kristin; Raaheim, Arild; Velle, Gaute; Simonelli, Anne Laure; Vandvik, Vigdis (Research report, 2016-04)
      The bioCEED Survey 2015 is a baseline study of major tertiary-level biology education in Norway. The survey addresses themes such as learning in practice, transferable skills, motivation, laboratory and field learning, ...

    • Biochemical and cellular analysis of Ogden syndrome reveals downstream Nt-acetylation defects 

      Myklebust, Line Merethe; Van Damme, Petra; Støve, Svein Isungset; Dörfel, Max J; Abboud, Angèle; Kalvik, Thomas Vikestad; Grauffel, Cédric; Jonckheere, Veronique; Wu, Yiyang; Swensen, Jeffrey; Kaasa, Hanna; Liszczak, Glen; Marmorstein, Ronen; Reuter, Nathalie; Lyon, Gholson J; Gevaert, Kris; Arnesen, Thomas (Peer reviewed; Journal article, 2014-12-03)
      The X-linked lethal Ogden syndrome was the first reported human genetic disorder associated with a mutation in an N-terminal acetyltransferase (NAT) gene. The affected males harbor an Ser37Pro (S37P) mutation in the gene ...

    • Biochemical and virological analysis of the 18-residue C-terminal tail of HIV-1 integrase 

      Dar, Mohd J.; Monel, Blandine; Krishnan, Lavanya; Shun, Ming-Chieh; Di Nunzio, Francesca; Helland, Dag Emil; Engelman, Alan (Peer reviewed; Journal article, 2009-10-19)
      Background The 18 residue tail abutting the SH3 fold that comprises the heart of the C-terminal domain is the only part of HIV-1 integrase yet to be visualized by structural biology. To ascertain the role of the tail region ...

    • Biodiversity and spatial ecology of arctic sponge grounds in the Nordic Seas 

      Meyer, Heidi Kristina (Doctoral thesis, 2022-06-17)
      Sponge grounds are biogenic habitats formed by large structure-forming sponges in the deep-sea. They are biodiversity hotspots because they provide associated fauna a place of refuge, additional substratum, foraging areas, ...

    • Biodiversity studies in Afrotropical moth flies (Diptera: Psychodidae) 

      Kvifte, Gunnar Mikalsen (Master thesis, 2011-09-01)
      NB! The nomenclatural acts proposed herein are not validly published according to the International Code of Zoological Nomenclature and must therefore be considered mere suggestions rather than valid scientific names(ICZN, ...

    • Biodiversity, environmental drivers, and sustainability of the global deep-sea sponge microbiome 

      Busch, Kathrin; Slaby, Beate M.; Bach, Wolfgang; Boetius, Antje; Clefsen, Ina; Colaço, Ana; Creemers, Marie; Cristobo, Javier; Federwisch, Luisa; Franke, Andre; Gavriilidou, Asimenia; Hethke, Andrea; Kenchington, Ellen; Mienis, Furu; Mills, Sadie; Riesgo, Ana; Ríos, Pilar; Roberts, Emyr Martyn; Sipkema, Detmer; Pita, Lucía; Schupp, Peter J.; Xavier, Joana R.; Rapp, Hans Tore; Hentschel, Ute (Journal article; Peer reviewed, 2022)
      In the deep ocean symbioses between microbes and invertebrates are emerging as key drivers of ecosystem health and services. We present a large-scale analysis of microbial diversity in deep-sea sponges (Porifera) from ...

    • Bioeconomic consequences of fishing-induced evolution: a model predicts limited impact on net present value 

      Zimmermann, Fabian; Jørgensen, Christian (Peer reviewed; Journal article, 2015-04)
      Fishing reduces stock size and shifts demographics, and selective mortality may also lead to evolutionary changes. Previous studies suggest that traits may change evolutionarily because of fishing on decadal time scales. ...

    • Bioenergetics modelling of growth processes in parasitized Eastern Baltic cod (Gadus morhua L.) 

      Ryberg, Marie Plambech; Christensen, Asbjørn; Jørgensen, Christian; Neuenfeldt, Stefan; Skov, Peter V.; Behrens, Jane W. (Journal article; Peer reviewed, 2023)
      Changes in physiological processes can reveal how individuals respond to environmental stressors. It can be difficult to link physiological responses to changes in vital rates such as growth, reproduction and survival. ...

    • Biogeochemical Timescales of Climate Change Onset and Recovery in the North Atlantic Interior Under Rapid Atmospheric CO2 Forcing 

      Bertini, Leonardo; Tjiputra, Jerry (Journal article; Peer reviewed, 2022)
      Anthropogenic climate change footprints in the ocean go beyond the mixed layer depth, with considerable impacts throughout mesopelagic and deep-ocean ecosystems. Yet, little is known about the timing of these environmental ...

    • The biogeography of relative abundance of soil fungi versus bacteria in surface topsoil 

      Yu, Kailiang; van den Hoogen, Johan; Wang, Zhiqiang; Averill, Colin; Routh, Devin; Smith, Gabriel Reuben; Drenovsky, Rebecca E.; Scow, Kate M.; Mo, Fei; Waldrop, Mark P.; Yang, Yuanhe; Tang, Weize; de Vries, Franciska T.; Bardgett, Richard D.; Manning, Peter; Bastida, Felipe; Baer, Sara G.; Bach, Elizabeth; García, Carlos; Wang, Qingkai; Ma, Linna; Chen, Baodong; He, Xianjing; Teurlincx, Sven; Heijboer, Amber; Bradley, James A.; Crowther, Thomas W. (Journal article; Peer reviewed, 2022)
      Fungi and bacteria are the two dominant groups of soil microbial communities worldwide. By controlling the turnover of soil organic matter, these organisms directly regulate the cycling of carbon between the soil and the ...

    • Biogeography of the fish pathogen Aeromonas salmonicida inferred by vapA genotyping 

      Gulla, Snorre; Bayliss, Sion; Björnsdóttir, Bryndís; Dalsgaard, Inger; Haenen, Olga; Jansson, Eva; McCarthy, Una; Scholz, Felix; Vercauteren, Maaike; Verner-Jeffreys, David; Welch, Tim; Wiklund, Tom; Colquhoun, Duncan John (Peer reviewed; Journal article, 2019-04-12)
      A recently described typing system based on sequence variation in the virulence array protein (vapA) gene, encoding the A-layer surface protein array, allows unambiguous subtyping of Aeromonas salmonicida. In the present ...

    • Biological and ecological effects of Ligula intestinalis (Linnaeus, 1758) in a fish host Engraulicypris sardella (Gütter, 1868) from Tanzanian side of Lake Nyasa 

      Gabagambi, Nestory Peter (Doctoral thesis, 2020-10-23)
      The current thesis investigates the epidemiological, behavioral and evolutionary effects of the tapeworm Ligula intestinalis in the ‘Nyasa sardine’ (Engraulicypris sardella), an intermediate fish host, endemic to Lake ...

    • Biological availability of different commercially available histidine products in feed for Atlantic salmon smolt 

      Karlsen, Knut Martin (Master thesis, 2021-06-01)
      A comparative nutritional study with post-smolt Atlantic salmon (Salmo salar L.) was performed over six weeks to investigate similarities between three suppliers of synthetic His at two dietary levels in a formulated ...

    • Biological criteria for submergence of physostome (Atlantic salmon) and physoclist (Atlantic cod) fish in sea-cages 

      Korsøen, Øyvind Johan (Doctoral thesis, 2011-03-11)
      This thesis aims to describe behavioural responses and welfare parameters for the physostome Atlantic salmon and physoclist Atlantic cod when out of neutral buoyancy at different degrees and periods of time. The background ...