Blar i Bergen Open Research Archive på tittel

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    • Low Power Giga Bit Transceiver (lpGBT) Test-Suite 

      Jensen, Sander (Master thesis, 2023-12-20)
      The ALICE detector, one of the key instruments at CERN's LHC, is dedicated to capturing and measuring the properties of particles generated in high-energy particle collisions. To enhance its capabilities for studying these ...

    • Low Prevalence of Vitamin D Insufficiency among Nepalese Infants Despite High Prevalence of Vitamin D Insufficiency among Their Mothers 

      Haugen, Johanne; Ulak, Manjeswori; Chandyo, Ram Krishna; Henjum, Sigrun; Thorne-Lyman, Andrew; Ueland, Per Magne; Midtun, Øivind; Shrestha, Prakash Sunder; Strand, Tor A (Peer reviewed; Journal article, 2016-12-21)
      Background: Describing vitamin D status and its predictors in various populations is important in order to target public health measures. Objectives: To describe the status and predictors of vitamin D status in healthy ...

    • Low Probability of Initiating nirS Transcription Explains Observed Gas Kinetics and Growth of Bacteria Switching from Aerobic Respiration to Denitrification 

      Hassan, Junaid; Bergaust, Linda Liberg; Wheat, David; Bakken, Lars (Peer reviewed; Journal article, 2014-11-06)
      In response to impending anoxic conditions, denitrifying bacteria sustain respiratory metabolism by producing enzymes for reducing nitrogen oxyanions/-oxides (NOx) to N2 (denitrification). Since denitrifying bacteria are ...

    • Low rate of local recurrence detection by rectoscopy in follow-up of rectal cancer 

      Tronstad, Per Kristian; Simpson, Lise Valen Hume; Olsen, Bjørn Christian Elias Grova; Pfeffer, Frank; Karliczek, Anne (Peer reviewed; Journal article, 2020)
      Aim: The main aim of this study was to examine the effectiveness of rectoscopy for detecting local recurrence of rectal cancer in patients following low anterior resection. Method: This was a retrospective study of 201 ...

    • Low risk pregnancies after a cesarean section: Determinants of trial of labor and its failure 

      Lehmann, Sjur; Baghestan, Elham; Børdahl, Per E; Irgens, Lorentz M.; Rasmussen, Svein (Journal article; Peer reviewed, 2020-01-13)
      Introduction: In pregnancies after a previous cesarean section (CS), a planned repeat CS delivery has been associated with excess risk of adverse outcome. However, also the alternative, a trial of labor after CS (TOLAC), ...

    • Low Salinity Surfactant Flooding in Sandstone Cores 

      Johannessen, Annette Meland (Doctoral thesis, 2018-01-26)
      A new generation enhanced oil recovery (EOR) methods comes from combining techniques to make the overall process more efficient than either of the processes alone. These combined methods are often called hybrid EOR methods, ...

    • Low Salinity Waterflood in Combination with Surfactant/Polymer: Effect of Brine Composition 

      Mjøs, Jon Endre Seljeset (Master thesis, 2014-06-02)
      The effect of low salinity water (LSW) on enhanced oil recovery has been known for decades. Although much research is done on the topic, a general agreement of the prevailing mechanism for the low salinity effect has still ...

    • Low Salinity Waterflood in Combination with Surfactant/Polymer; Effect of Surfactant Slug Size 

      Al-Ajmi, Adnan Ibrahim Ahmed (Master thesis, 2014-06-02)
      In last years, there has been a growing interest in the effect of reducing salinity of injected water in oil recovery. Many studies have showed that low salinity waterflooding is a promising method that can lead to a ...

    • Low Salinity Waterflood in Combination with Surfactant/Polymer; Effects of Kinetics and Brine Composition 

      Eikrem, Olav Solberg (Master thesis, 2014-06-01)
      Improving the oil recovery beyond what is possible by conventional methods is a topic of great interest, and the potential oil recovery for a field can be improved if unconventional methods are implemented. Reducing the ...

    • Low Salinity Waterflooding in Combination with Surfactant/Polymer. A Field Scale Simulation Study of Hybrid EOR 

      Pedersen, Vilde Loug (Master thesis, 2018-06-27)
      It is projected that 77% of energy consumption will originate from fossil fuels in 2040, indicating a continuous demand for crude oil [1]. Nevertheless, more than half of the hydrocarbons produced at present originate from ...

    • Low serum DHEA-S is associated with impaired lung function in women 

      Triebner, Kai; Pesce, Giancarlo; van der Plaat, Diana A.; Courbon, Dominique; Hustad, Steinar; Sigsgaard, Torben; Nowak, Dennis; Heinrich, Joachim; Antó, Jósep Maria; Dorado-Arenas, Sandra; Martínez-Moratalla, Jesús; Gullon-Blanco, Jose A.; Sánchez-Ramos, José L.; Rahérison, Chantal; Pin, Isabelle; Demoly, Pascal; Toren, Kjell; Forsberg, Bertil; Lindberg, Eva; Zemp, Elisabeth; Jogi, Rain; Probst-Hensch, Nicole; Dharmage, Shyamali C.; Jarvis, Debbie; Garcia-Aymerich, Judith; Marcon, Alessandro; Gómez-Real, Francisco; Leynaert, Bénédicte; Gislason, Thorarinn (Journal article; Peer reviewed, 2020)
      Background Emerging evidence suggests that androgens and estrogens have a role in respiratory health, but it is largely unknown whether levels of these hormones can affect lung function in adults from the general population. ...

    • Low Serum Levels of 25-Hydroxyvitamin D Predict Hip Fracture in the Elderly: A NOREPOS Study 

      Holvik, Kristin; Ahmed, Luai Awad; Forsmo, Siri; Gjesdal, Clara Gram; Grimnes, Guri; Samuelsen, Sven Ove; Schei, Berit; Blomhoff, Rune; Tell, Grethe S; Meyer, Haakon E (Peer reviewed; Journal article, 2013-08)
      Background: Despite considerable interest, the relationship between circulating 25-hydroxyvitamin D and the risk of hip fracture is not fully established. Objective: The objective of the study was to study the association ...

    • Low temperature and low UV indexes correlated with peaks of influenza virus activity in Northern Europe during 2010-2018 

      Ianevski, Aleksandr; Zusinaite, Eva; Shtaida, Nastassia; Kallio-Kokko, Hannimari; Valkonen, Mia; Kantele, Anu; Telling, Kaidi; Lutsar, Irja; Letjuka, Pille; Metelitsa, Natalja; Oksenych, Valentyn; Dumpis, Uga; Vitkauskiene, Astra; Stašaitis, Kestutis; Öhrmalm, Christina; Bondeson, Kåre; Bergqvist, Anders; Cox, Rebecca Jane; Tenson, Tanel; Merits, Andres; Kainov, Denis (Peer reviewed; Journal article, 2019-03-01)
      With the increasing pace of global warming, it is important to understand the role of meteorological factors in influenza virus (IV) epidemics. In this study, we investigated the impact of temperature, UV index, humidity, ...

    • Low use of long-lasting insecticidal nets for malaria prevention in south-central Ethiopia: A community-based cohort study 

      Shanka, Tarekegn Solomon; Loha, Eskindir; Deressa, Wakgari; Gari, Taye; Overgaard, Hans Jørgen; Lindtjorn, Bernt (Peer reviewed; Journal article, 2019-01-10)
      Introduction: A decline in malaria morbidity and mortality has been documented in Ethiopia since 2005 following a scale-up of the distribution of long-lasting insecticidal nets (LLINs). However, universal access to LLINs ...

    • Low vitamin D, but not tobacco use or high BMI, is associated with long-term disability progression in multiple sclerosis 

      Wesnes, Kristin; Myhr, Kjell-Morten; Riise, Trond; Stokke, Silje Agnethe; Torkildsen, Øivind; Wergeland, Stig; Holmøy, Trygve; Midgard, Rune; Bru, Alla Nikolajevna S; Edland, Astrid; Eikeland, Randi; Gosal, Sonia; Harbo, Hanne Flinstad; Kleveland, Grethe; Sørenes, Yvonne; Øksendal, Nina; Bjørnevik, Kjetil Lauvland (Journal article; Peer reviewed, 2021)
      Background: Low vitamin D levels, tobacco use and high body mass index (BMI) have been linked to adverse disease outcomes in multiple sclerosis (MS), but their influence on long-term disability progression remains unclear. ...

    • Low Z-4OHtam concentrations are associated with adverse clinical outcome among early stage premenopausal breast cancer patients treated with adjuvant tamoxifen 

      Helland, Thomas; Naume, Bjørn; Hustad, Steinar; Bifulco, Ersilia; Kvaløy, Jan Terje; Sætersdal, Anna Barbro; Synnestvedt, Marit; Lende, Tone Hoel; Gilje, Bjørnar; Mjaaland, Ingvil; Weyde, Kjetil; Blix, Egil Støre; Wiedswang, Gro; Borgen, Elin; Hertz, Daniel Louis; Janssen, Emiel; Mellgren, Gunnar; Søiland, Håvard (Journal article; Peer reviewed, 2021)
      Low steady‐state levels of active tamoxifen metabolites have been associated with inferior treatment outcomes. In this retrospective analysis of 406 estrogen receptor‐positive breast cancer (BC) patients receiving adjuvant ...

    • Low β2-adrenergic receptor level may promote development of castration resistant prostate cancer and altered steroid metabolism 

      Braadland, Peder; Grytli, Helene Hartvedt; Ramberg, Håkon Andre; Katz, Betina; Kellmann, Ralf; Gauthier-Landry, louis; Fazli, Ladan; Krobert, Kurt Allen; Wang, Wanzhong; Levy, Finn Olav; Bjartell, Anders; Berge, Viktor; Rennie, Paul S.; Mellgren, Gunnar; Mælandsmo, Gunhild; Svindland, Aud; Barbier, Olivier; Tasken, Kristin Austlid (Peer reviewed; Journal article, 2016-12-04)
      The underlying mechanisms responsible for the development of castration-resistant prostate cancer (CRPC) in patients who have undergone androgen deprivation therapy are not fully understood. This is the first study to ...

    • A low-cost autonomous rover for polar science 

      Hoffman, Andrew; Christian Steen-Larsen, Hans; Christianson, Knut; Hvidberg, Christine (Peer reviewed; Journal article, 2019-06-11)
      We present the developmental considerations, design, and deployment of an autonomous modular terrestrial rover for ice-sheet exploration that is inexpensive, easy to construct, and allows for instrumentation customization. ...

    • Low-energy electron ionization mass spectrometer for efficient detection of low mass species 

      Bergin, Matthew; Ward, David J.; Lambrick, Sam; von Jeinsen, N. A.; Holst, Bodil; Ellis, John; Jardine, Andrew P.; Allison, William (Journal article; Peer reviewed, 2021)
      The design of a high-efficiency mass spectrometer is described, aimed at residual gas detection of low mass species using low-energy electron impact, with particular applications in helium atom microscopy and atomic or ...

    • Low-energy fracture of the distal radius in middleaged and elderly Norwegian women and men. Topics related to osteoporosis, fracture risk and vitamin D 

      Øyen, Jannike (Doctoral thesis, 2011-02-25)
      Introduction: Low-energy distal radius fractures normally occur earlier in life than hip and spine fractures and may be the first presentation of osteoporosis. Few studies have addressed the association between distal ...