Browsing Det matematisk-naturvitenskapelige fakultet by Title

Now showing items 550-569 of 838

  • PathTracer: High-sensitivity detection of differential pathway activity in tumours 
    Nygård, Ståle; Lingjærde, Ole Christian; Caldas, Carlos; Hovig, Eivind; Børresen-Dale, Anne-Lise; Helland, Åslaug; Haakensen, Vilde Drageset (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Gene expression profiling of tumours is an important source of information for cancer patient stratification. Detecting subtle alterations of gene expression remains a challenge, however. Here, we propose a novel tool for ...
  • Perineuronal nets stabilize the grid cell network 
    Christensen, Ane Charlotte; Lensjø, Kristian Kinden; Lepperød, Mikkel Elle; Dragly, Svenn-Arne; Sutterud, Hallvard; Blackstad, Jan Sigurd; Fyhn, Marianne; Hafting, Torkel (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Grid cells are part of a widespread network which supports navigation and spatial memory. Stable grid patterns appear late in development, in concert with extracellular matrix aggregates termed perineuronal nets (PNNs) ...
  • Phase and Orientation Control of NiTiO3 Thin Films 
    Bratvold, Jon E.; Fjellvåg, Helmer; Nilsen, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Subtle changes in the atomic arrangement of NiTiO3 in the ilmenite structure affects its symmetry and properties. At high temperatures, the cations are randomly distributed throughout the structure, resulting in the corundum ...
  • Phenotype-specific differences in polygenicity and effect size distribution across functional annotation categories revealed by AI-MiXeR 
    Shadrin, Alexey A.; Frei, Oleksandr; Smeland, Olav Bjerkehagen; Bettella, Francesco; O'Connell, Kevin; Gani, Osman; Bahrami, Shahram; Uggen, Tea Kristiane Espeland; Djurovic, Srdjan; Holland, Dominic; Andreassen, Ole; Dale, Anders (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Abstract Motivation Determining the relative contributions of functional genetic categories is fundamental to understanding the genetic etiology of complex human traits and diseases. Here, ...
  • Phosphorus availability promotes bacterial DOC-mineralization, but not cumulative CO2-production 
    Allesson, Lina; Andersen, Tom; Dörsch, Peter; Eiler, Alexander; Wei, Jing; Hessen, Dag Olav (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The current trend of increasing input of terrestrially derived dissolved organic carbon (DOC) to boreal freshwater systems is causing increased levels of carbon dioxide (CO 2 ) supersaturation and degassing. Phosphorus (P) ...
  • Photoactive Zr-aromatic hybrid thin films made by molecular layer deposition 
    Rogowska, Melania; Bruzell, Ellen Merete; Valen, Håkon; Nilsen, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The principle of antimicrobial photodynamic therapy (PDT) is appealing because it can be controlled by an external light source and possibly the use of durable materials. However, to utilise such surfaces requires a process ...
  • Photocatalytic generation of gas phase reactive oxygen species from adsorbed water: Remote action and electrochemical detection 
    Sun, Xinwei; Xu, Kaiqi; Chatzitakis, Athanasios Eleftherios; Norby, Truls Eivind (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The improvement of indoor environments is of great importance as it can significantly improve human health, comfort and productivity. Herein, different forms of TiO2 nanorods were used as the photocatalyst for generation ...
  • Photoluminescence intensity of Cu-doped ZnO modulated via defect occupancy by applying electric bias 
    Ho, Lok-Ping; Younas, Muhammad; Borgersen, Jon; Khan, Rao Tahir Ali; Rezvani, Seyed Javad; Pollastri, Simone; Akhtar, Muhammad Javed; Nadeem, Muhammad; Huang, Dong; Shi, Ying-Li; Kuznetsov, Andrej; Ling, Francis Chi-Chung (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2022)
    Abstract Discovering multifunctional materials is of paramount importance for advancing the science and technology. Herein, we report on an optical phenomenon modulated by an electrical process that happened at ...
  • Physical properties of Ruddlesden-Popper (n = 3) nickelate: La4Ni3O10 
    Kumar, Susmit; Fjellvåg, Øystein; Sjåstad, Anja Olafsen; Fjellvåg, Helmer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Nickelates, just like their isoelectronic cousins (the cuprate superconductors), are candidates for high temperature superconductivity. As charge density waves (CDW) and superconductivity might share a similar microscopic ...
  • Plasma linoleic acid levels and cardiovascular risk factors: results from the Norwegian ACE 1950 Study 
    Chandra, Anupam; Røsjø, Helge; Svensson, My Hanna Sofia; Vigen, Thea; Ihle-Hansen, Håkon; Orstad, Eivind Bjørkan; Rønning, Ole M.; Lyngbakken, Magnus; Nygård, Ståle; Berge, Trygve; Schmidt, Erik Berg; Omland, Torbjørn; Tveit, Arnljot; Eide, Ivar Anders (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    Background A high intake of linoleic acid (LA), the major dietary polyunsaturated fatty acid (PUFA), has previously been associated with reduced cardiovascular (CV) morbidity and mortality in observational studies. ...
  • Plasmonic properties of aluminium nanowires in amorphous silicon 
    Thøgersen, Annett; Jensen, Ingvild Julie Thue; Belle, Branson Delano; Stange, Marit Synnøve Sæverud; Reinertsen, Vilde Mari; Kjeldstad, Torunn; Prytz, Øystein; Monakhov, Eduard; Kepaptsoglou, Demie (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Plasmonic structures can help enhance optical activity in the ultraviolet (UV) region and therefore enhancing photocatalytic reactions and the detection of organic and biological species. Most plasmonic structures are ...
  • Polygenic overlap and shared genetic loci between loneliness, severe mental disorders, and cardiovascular disease risk factors suggest shared molecular mechanisms 
    Rødevand, Linn; Bahrami, Shahram; Frei, Oleksandr; Lin, Aihua; Gani, Osman; Shadrin, Alexey A.; Smeland, Olav Bjerkehagen; O'Connell, Kevin; Elvsåshagen, Torbjørn; Winterton, Adriano; Quintana, Daniel; Hindley, Guy Frederick Lanyon; Werner, Maren Caroline Frogner; Djurovic, Srdjan; Dale, Anders Martin; Lagerberg, Trine Vik; Steen, Nils Eiel; Andreassen, Ole Andreas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Clinical and epidemiological evidence suggest that loneliness is associated with severe mental disorders (SMDs) and increases the risk of cardiovascular disease (CVD). However, the mechanisms underlying the ...
  • Polygenic overlap with body-mass index improves prediction of treatment-resistant schizophrenia 
    O'Connell, Kevin Sean; Koch, Elise; Lenk, Hasan Cagin; Akkouh, Ibrahim Ahmed; Hindley, Guy Frederick Lanyon; Jaholkowski, Piotr Pawel; Smith, Robert Løvsletten; Holen, Børge; Shadrin, Alexey; Frei, Oleksandr; Smeland, Olav Bjerkehagen; Steen, Nils Eiel; Dale, Anders M; Molden, Espen; Djurovic, Srdjan; Andreassen, Ole (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Treatment resistant schizophrenia (TRS) is characterized by repeated treatment failure with antipsychotics. A recent genome-wide association study (GWAS) of TRS showed a polygenic architecture, but no significant loci were ...
  • Post-entrapment modification of residual inclusion pressure and its implications for Raman elastic thermobarometry 
    Zhong, Xin; Moulas, Evangelos; Tajčmanová, Lucie (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Residual pressure can be preserved in mineral inclusions, e.g. quartz-in-garnet, after exhumation due to differential expansion between inclusion and host crystals. Raman spectroscopy has been applied to infer the residual ...
  • Precursory Off-Fault Deformation in Restraining and Releasing Step Overs: Insights From Discrete Element Method Models 
    McBeck, Jessica Ann; Ben-Zion, Y.; Zhou, X.; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Accelerating geophysical activity is detected preceding some, but not all, large earthquakes. This observation may indicate that no precursors occur before some earthquakes, or that the instrumentation lacks the required ...
  • Precursory patterns to vortex nucleation in stirred Bose-Einstein condensates 
    Rønning, Jonas; Angheluta, Luiza (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Within the Gross-Pitaevskii theory, we study precursory pattern formations to the nucleation of vortex dipoles in a two-dimensional Bose-Einstein condensate stirred by a Gaussian potential. We introduce a smooth superfluid ...
  • Predicting Fracture Network Development in Crystalline Rocks 
    McBeck, Jessica Ann; Aiken, John; Cordonnier, B.; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract The geometric properties of fractures influence whether they propagate, arrest, or coalesce with other fractures. Thus, quantifying the relationship between fracture network characteristics may help predict fracture ...
  • Predicting solid state material platforms for quantum technologies 
    Hebnes, Oliver Lerstøl; Bathen, Marianne Etzelmüller; Schøyen, Øyvind Sigmundson; Winther-Larsen, Sebastian Gregorius; Vines, Lasse; Hjorth-Jensen, Morten (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract Semiconductor materials provide a compelling platform for quantum technologies (QT). However, identifying promising material hosts among the plethora of candidates is a major challenge. Therefore, we have developed ...
  • Predicting the proximity to macroscopic failure using local strain populations from dynamic in situ X-ray tomography triaxial compression experiments on rocks 
    McBeck, Jessica Ann; Aiken, John Mark; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    Predicting the proximity of large-scale dynamic failure is a critical concern in the engineering and geophysical sciences. Here we use evolving contractive, dilatational, and shear strain deformation preceding failure in ...
  • Predicting the Timing of Catastrophic Failure During Triaxial Compression: Insights from Discrete Element Method Simulations 
    McBeck, Jessica Ann (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Examining the deformation of rocks during triaxial compression may provide insights into the precursory phase that leads to large earthquakes by revealing the components of the deformation field that evolve with predictable, ...