Browsing Institutt for biovitenskap by Title

Now showing items 6-25 of 2929

  • A 15-million-year-long record of phenotypic evolution in the heavily calcified coccolithophore Helicosphaera and its biogeochemical implications 
    Supraha, Luka; Henderiks, Jorijntje (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The biogeochemical impact of coccolithophores is defined not only by their overall abundance in the oceans but also by wide ranges in physiological traits such as cell size, degree of calcification and carbon production ...
  • A Bayesian Binomial Regression Model with Latent Gaussian Processes for Modelling DNA Methylation 
    Hubin, Aliaksandr; Storvik, Geir Olve; Grini, Paul Eivind; Butenko, Melinka Alonso (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Epigenetic observations are represented by the total number of reads from a given pool of cells and the number of methylated reads, making it reasonable to model this data by a binomial distribution. There are numerous ...
  • A bivalent remipede toxin promotes calcium release via ryanodine receptor activation 
    Maxwell, Michael J.; Thekkedam, Chris; Lamboley, Cedric; Chin, Yanni K.-Y.; Crawford, Theo; Smith, Jennifer J.; Liu, Junyu; Jia, Xinying; Vetter, Irina; Laver, Derek R.; Launikonis, Bradley S.; Dulhunty, Angela; Undheim, Eivind Andreas Baste; Mobli, Mehdi (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract Multivalent ligands of ion channels have proven to be both very rare and highly valuable in yielding unique insights into channel structure and pharmacology. Here, we describe a bivalent peptide from the venom of ...
  • A brain and a head for a different habitat: Size variation in four morphs of Arctic charr (Salvelinus alpinus (L.)) in a deep oligotrophic lake 
    Tamayo, Ana-Maria Peris; Devineau, Olivier; Præbel, Kim; Kahilainen, Kimmo Kalevi; Østbye, Kjartan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Adaptive radiation is the diversification of species to different ecological niches and has repeatedly occurred in different salmonid fish of postglacial lakes. In Lake Tinnsjøen, one of the largest and deepest lakes in ...
  • A broadly resolved molecular phylogeny of New Zealand cheilostome bryozoans as a framework for hypotheses of morphological evolution. 
    Orr, Russell John Scott; Di Martino, Emanuela; Gordon, Dennis P.; Ramsfjell, Mali Hamre; Mello, Hannah; Smith, Abigail M.; Liow, Lee Hsiang (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Larger molecular phylogenies based on ever more genes are becoming commonplace with the advent of cheaper and more streamlined sequencing and bioinformatics pipelines. However, many groups of inconspicuous but no less ...
  • A Cautionary Note on "a Cautionary Note on the Use of Ornstein Uhlenbeck Models in Macroevolutionary Studies" 
    Grabowski, Mark Walter; Pienaar, Jason; Voje, Kjetil L.; Andersson, Staffan; Fuentes-González, Jesualdo; Kopperud, Bjørn Tore; Moen, Daniel S.; Tsuboi, Masahito; Uyeda, Josef; Hansen, Thomas Fredrik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Models based on the Ornstein–Uhlenbeck process have become standard for the comparative study of adaptation. Cooper et al. (2016) have cast doubt on this practice by claiming statistical problems with fitting Ornstein–Uhlenbeck ...
  • A Chromosome-Level Genome Assembly of the Reed Warbler (Acrocephalus scirpaceus) 
    Sætre, Camilla Lo Cascio; Eroukhmanoff, Fabrice; Rönkä, Katja; Kluen, Edward; Thorogood, Rose; Torrance, James; Tracey, Alan; Chow, William; Pelan, Sarah; Howe, Kerstin; Jakobsen, Kjetill Sigurd; Tørresen, Ole K. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract The reed warbler (Acrocephalus scirpaceus) is a long-distance migrant passerine with a wide distribution across Eurasia. This species has fascinated researchers for decades, especially its role as host ...
  • A classification framework for Bacillus anthracis defined by global genomic structure 
    Bruce, Spencer A; Schiraldi, Nicholas J; Kamath, Pauline L.; Easterday, William Ryan; Turner, Wendy C. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Bacillus anthracis , the causative agent of anthrax, is a considerable global health threat affecting wildlife, livestock, and the general public. In this study, whole‐genome sequence analysis of over 350 B. anthracis ...
  • “A cleaner break”: Genetic divergence between geographic groups and sympatric phenotypes revealed in ballan wrasse (Labrus bergylta) 
    Seljestad, Gaute; Sanchez, Maria Quintela; Faust, Ellika; Halvorsen, Kim Aleksander Tallaksen; Besnier, Francois; Jansson, Eeva; Dahle, Geir; Knutsen, Halvor; André, Carl; Folkvord, Arild; Glover, Kevin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Capture and long-distance translocation of cleaner fish to control lice infestations on marine salmonid farms has the potential to influence wild populations via overexploitation in source regions, and introgression in ...
  • A computational model for gonadotropin releasing cells in the teleost fish medaka 
    Halnes, Geir; Tennøe, Simen; Haug, Trude; Einevoll, Gaute; Weltzien, Finn-Arne; Hodne, Kjetil (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Pituitary endocrine cells fire action potentials (APs) to regulate their cytosolic Ca2+ concentration and hormone secretion rate. Depending on animal species, cell type, and biological conditions, pituitary APs are generated ...
  • A de novo transcriptome assembly for the bath sponge Spongia officinalis, adjusting for microsymbionts 
    Manousaki, Tereza; Koutsouveli, Vasiliki; Lagnel, Jacques; Kollias, Spyridon; Tsigenopoulos, Costas S; Arvanitidis, Christos; Magoulas, Antonios; Dounas, Costas; Dailianis, Thanos (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Objectives We report a transcriptome acquisition for the bath sponge Spongia officinalis, a non-model marine organism that hosts rich symbiotic microbial communities. To this end, a pipeline was developed to efficiently ...
  • A diploid in the Arctic – genetic and morphological variation of Cochlearia groenlandica L. 
    Bruholt, Eirin (Master thesis / Masteroppgave, 2019)
    The genus Cochlearia, together with its sister genus Ionopsidium Rchb., forms the tribe Cochlearieae, a rather small tribe which comprises about 30 taxa, which either x=6 or x=7 basic chromosome number. The x=6 series forms ...
  • A dual function of the IDA peptide in regulating cell separation and modulating plant immunity at the molecular level 
    Lalun, Vilde Olsson; Breiden, Maike; Galindo Trigo, Sergio; Smakowska-Luzan, Elwira; Simon, Rüdiger; Butenko, Melinka Alonso (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    The abscission of floral organs and emergence of lateral roots in Arabidopsis is regulated by the peptide ligand INFLORESCENCE DEFICIENT IN ABSCISSION (IDA) and the receptor protein kinases HAESA (HAE) and HAESA-LIKE 2 ...
  • A general model for the demographic signatures of the transition from pandemic emergence to endemicity 
    Li, Ruiyun; Metcalf, C. Jessica E.; Stenseth, Nils Christian; Bjørnstad, Ottar Nordal (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Anticipating the medium- and long-term trajectory of pathogen emergence has acquired new urgency given the ongoing COVID-19 pandemic. For many human pathogens, the burden of disease depends on age and previous exposure. ...
  • A genome-skimmed phylogeny of a widespread bryozoan family, Adeonidae 
    Orr, Russell J S; Haugen, Marianne N; Berning, Björn; Bock, Philip; Cumming, Robyn L; Florence, Wayne K; Hirose, Masato; Di Martino, Emanuela; Ramsfjell, Mali H; Sannum, Maja M; Smith, Abigail M; Vieira, Leandro M; Waeschenbach, Andrea; Liow, Lee Hsiang (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Background Understanding the phylogenetic relationships among species is one of the main goals of systematic biology. Simultaneously, credible phylogenetic hypotheses are often the first requirement for ...
  • A genome-wide linkage map for the house sparrow (Passer domesticus) provides insights into the evolutionary history of the avian genome 
    Hagen, Ingerid Julie; Lien, Sigbjørn; Billing, Anna Maria; Elgvin, Tore Oldeide; Trier, Cassandra Nicole; Niskanen, Alina K.; Tarka, Maja; Slate, Jon; Sætre, Glenn-Peter; Jensen, Henrik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The house sparrow is an important model species for studying physiological, ecological and evolutionary processes in wild populations. Here, we present a medium density, genome wide linkage map for house sparrow (Passer ...
  • A genomic and historical synthesis of plague in 18th century Eurasia 
    Guellil, Meriam; Kersten, Oliver; Namouchi, Amine; Luciani, Stefania; Marota, Isolina; Arcini, Caroline; Iregren, Elisabeth; Lindemann, Robert; Warfvinge, Gunnar; Bakanidze, Leila; Bitadze, Lia; Rubini, Mauro; Zaio, Paola; Zaio, Monica; Neri, Damiano; Stenseth, Nils Christian; Bramanti, Barbara (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Plague continued to afflict Europe for more than five centuries after the Black Death. Yet, by the 17th century, the dynamics of plague had changed, leading to its slow decline in Western Europe over the subsequent 200 y, ...
  • A global marine particle size distribution dataset obtained with the Underwater Vision Profiler 5 
    Kiko, Rainer; Picheral, Marc; Antoine, David; Babin, Marcel; Berline, Léo; Biard, Tristan; Boss, Emmanuel; Brandt, Peter; Carlotti, Francois; Christiansen, Svenja; Coppola, Laurent; de la Cruz, Leandro; Diamong-Riquier, Emilie; Durrieu de Madron, Xavier; Elineau, Amanda; Gorsky, Gabriel; Guidi, Lionel; Hauss, Helena; Irisson, Jean-Olivier; Karp-Boss, Lee; Karstensen, Johannes; Kim, Dong-gyun; Lekanoff, Rachel M.; Lombard, Fabien; Lopes, Ruben M.; Marec, Claudie; McDonnel, Andrew M.P.; Niemeyer, Daniela; Noyon, Margaux; O'Daly, Stephanie H.; Ohman, Mark D.; Pretty, Jessica L.; Rogge, Andreas; Searson, Sarah; Shibata, Masashi; Tanaka, Yuji; Tanhua, Toste; Taucher, Jan; Trudnowska, Emilia; Turner, Jessica S.; Waite, Anya M.; Stemman, Lars (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Marine particles of different nature are found throughout the global ocean. The term “marine particles” describes detritus aggregates and fecal pellets as well as bacterioplankton, phytoplankton, zooplankton and nekton. ...
  • A global-scale screening of non-native aquatic organisms to identify potentially invasive species under current and future climate conditions 
    Vilizzi, Lorenzo; Copp, Gordon H.; Hill, Jeffrey E.; Adamovich, Boris; Aislabie, Luke; Akin, Daniel; Al-Faisal, Abbas J.; Almeida, David; Azmai, M. N. Amal; Bakiu, Rigers; Bellati, Adriana; Bernier, Renee; Bies, Jason M.; Bilge, Gokcen; Branco, Paulo; Bui,, Thuyet D.; Canning-Clode, João; Cardoso Ramos, Henrique Anatole; Castellanos-Galindo, Gustavo A.; Castro, Nuno; Chaichana, Ratcha; Chainho, Paula; Chan, Joleen; Cunico, Almir M.; Curd, Amelia; Dangchana, Punyanuch; Dashinov, Dimitriy; Davison, Phil I.; de Camargo, Mariele P.; Dodd, Jennifer A.; Donahou, Allison L. Durland; Edsman, Lennart; Ekmekci, F. Guler; Elphinstone-Davis, Jessica; Erös, Tibor; Evangelista, Charlotte; Fenwick, Gemma; Ferincz, Arpad; Ferreira, Teresa; Feunteun, Eric; Filiz, Halit; Forneck, Sandra C.; Gajduchenko, Helen S.; Monteiro, Joao Gama; Gestoso, Ignacio; Giannetto, Daniela; Gilles, Allan S.; Gizzi, Francesca; Glamuzina, Branko; Glamuzina, Luka; Goldsmit, Jesica; Gollasch, Stephan; Goulletquer, Philippe; Grabowska, Joanna; Harmer, Rogan; Haubrock, Phillip J.; Hean, Jeffrey W.; Jelmert, Anders; Johnsen, Stein Ivar; Malmstrøm, Martin; Velle, Gaute (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The threat posed by invasive non-native species worldwide requires a global approach to identify which introduced species are likely to pose an elevated risk of impact to native species and ecosystems. To inform policy, ...
  • A high fidelity approach to assembling the complex Borrelia genome 
    Hepner, Sabrina; Kuleshov, Konstantin; Tooming-Kunderud, Ave; Alig, Nikolas; Gofton, Alexander; Casjens, Sherwood; Rollins, Robert E.; Dangel, Alexandra; Mourkas, Evangelos; Sheppard, Samuel K.; Wieser, Andreas; Hübner, Johannes; Sing, Andreas; Fingerle, Volker; Margos, Gabriele (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Background Bacteria of the Borrelia burgdorferi sensu lato (s.l.) complex can cause Lyme borreliosis. Different B. burgdorferi s.l. genospecies vary in their host and vector associations and human pathogenicity ...