Háskóli Íslands: Síðast bætt við

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    Reintervention or mortality within 90 days of bariatric surgery: population-based cohort study 
    Kauppila, J. H.; Santoni, G.; Tao, W.; Lynge, E.; Koivukangas, V.; Tryggvadottir, Laufey; Ness-Jensen, E.; Romundstad, P.; Pukkala, E.; von Euler-Chelpin, M.; Lagergren, J. (Wiley, 2020-04-01)
    Background: Bariatric surgery carries a risk of severe postoperative complications, sometimes leading to reinterventions or even death. The incidence and risk factors for reintervention and death within 90 days after bariatric surgery are unclear, and ...
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    Crosstalk between cells with different EMT profiles and endothelial cells in breast cancer progression 
    Morera, Erika (University of Iceland, School of Health Sciences, Faculty of Medicine, 2020-12-02)
    Epithelial to mesenchymal transition (EMT) is a developmental trait that is hijacked in some disease conditions such as fibrosis and cancer. In cancer, EMT has been linked to increased invasion and metastasis, and is generally associated with a poor ...
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    Tuning Transcription Factor Availability through Acetylation-Mediated Genomic Redistribution 
    Louphrasitthiphol, Pakavarin; Siddaway, Robert; Loffreda, Alessia; Pogenberg, Vivian; Friedrichsen, Hans; Schepsky, Alexander; Zeng, Zhiqiang; Lu, Min; Strub, Thomas; Freter, Rasmus; Lisle, Richard; Suer, Eda; Thomas, Benjamin; Schuster-Böckler, Benjamin; Filippakopoulos, Panagis; Middleton, Mark; Lu, Xin; Patton, E. Elizabeth; Davidson, Irwin; Lambert, Jean-Philippe; Wilmanns, Matthias; Steingrimsson, Eirikur; Mazza, Davide; Goding, Colin R. (Elsevier BV, 2020-08-06)
    It is widely assumed that decreasing transcription factor DNA-binding affinity reduces transcription initiation by diminishing occupancy of sequence-specific regulatory elements. However, in vivo transcription factors find their binding sites while ...
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    Lyman continuum leakage in faint star-forming galaxies at redshift z = 3−3.5 probed by gamma-ray bursts 
    Vielfaure, J.-B.; Vergani, S. D.; Japelj, J.; Fynbo, J. P. U.; Gronke, M.; Elm Heintz, Kasper; Malesani, D. B.; Petitjean, P.; Tanvir, N. R.; D’Elia, V.; Kann, D. A.; Palmerio, J. T.; Salvaterra, R.; Wiersema, K.; Arabsalmani, M.; Campana, S.; Covino, S.; De Pasquale, M.; de Ugarte Postigo, A.; Hammer, F.; Hartmann, D. H.; Jakobsson, Pall; Kouveliotou, C.; Laskar, T.; Levan, A. J.; Rossi, A. (EDP Sciences, 2020-09)
    Context. The identification of the sources that reionized the Universe and their specific contribution to this process are key missing pieces of our knowledge of the early Universe. Faint star-forming galaxies may be the main contributors to the ionizing ...
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    Non-boost invariant fluid dynamics 
    de Boer, Jan; Hartong, Jelle; Have, Emil; Obers, Niels; Sybesma, Watse (Stichting SciPost, 2020-08-11)
    We consider uncharged fluids without any boost symmetry on an arbitrary curved background and classify all allowed transport coefficients up to first order in derivatives. We assume rotational symmetry and we use the entropy current formalism. The ...
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    Cul o 2 specific IgG3/5 antibodies predicted Culicoides hypersensitivity in a group imported Icelandic horses 
    Raza, Fahad; Ivanek, Renata; Freer, Heather; Reiche, Dania; Rose, Horst; Torsteinsdóttir, Sigurbjörg; Svansson, Vilhjálmur; Björnsdóttir, Sigríður; Wagner, Bettina (Springer Science and Business Media LLC, 2020-08-10)
    Background: Culicoides hypersensitivity (CH) is induced in horses by salivary allergens of Culicoides midges. In Iceland, the causal Culicoides species for CH are not present. Previous epidemiological data indicated that Icelandic horses are more ...
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    Effect of vaccination on the use of antimicrobial agents: a systematic literature review 
    Doherty, T. Mark; Hausdorff, William P.; Kristinsson, Karl Gustaf (Informa UK Limited, 2020-06-29)
    Background: Antimicrobial resistance is a growing global health threat. To preserve the effectiveness of antimicrobials, it is important to reduce demand for antimicrobials. Objectives: The objective of the study was to screen the existing peer-reviewed ...
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    Quantum Mechanics/Molecular Mechanics Study of Resting-State Vanadium Nitrogenase: Molecular and Electronic Structure of the Iron–Vanadium Cofactor 
    Benediktsson, Bardi; Bjornsson, Ragnar (American Chemical Society (ACS), 2020-08-05)
    The nitrogenase enzymes are responsible for all biological nitrogen reduction. How this is accomplished at the atomic level, however, has still not been established. The molybdenum-dependent nitrogenase has been extensively studied and is the most ...
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    GPCR Genes as Activators of Surface Colonization Pathways in a Model Marine Diatom 
    Fu, Weiqi; Chaiboonchoe, Amphun; Dohai, Bushra; Sultana, Mehar; Baffour, Kristos; Alzahmi, Amnah; Weston, James; Al Khairy, Dina; Daakour, Sarah; Jaiswal, Ashish; Nelson, David R.; Mystikou, Alexandra; Brynjolfsson, Sigurdur; Salehi-Ashtiani, Kourosh (Elsevier BV, 2020-08-21)
    Surface colonization allows diatoms, a dominant group of phytoplankton in oceans, to adapt to harsh marine environments while mediating biofoulings to human-made underwater facilities. The regulatory pathways underlying diatom surface colonization, ...
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    Can postoperative dexamethasone nanoparticle eye drops replace mitomycin C in trabeculectomy? 
    Johannesson, Gauti; Gottfredsdottir, Maria; Ásgrimsdóttir, Guðrún Marta; Loftsson, Thorsteinn; Stefánsson, Einar (Wiley, 2020-02-17)
    Purpose: Compare (a) nonmitomycin C (MMC) trabeculectomy and 1.5% dexamethasone nanoparticle (DexNP) eye drops postoperatively with (b) trabeculectomy with MMC and Maxidex® eye drops postoperatively. Methods: Randomized prospective single masked clinical ...
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    Community engagement for successful COVID-19 pandemic response: 10 lessons from Ebola outbreak responses in Africa 
    Anoko, Julienne Ngoundoung; Barry, Boureima Rodrigue; Boiro, Hamadou; Diallo, Boubacar; Diallo, Amadou Bailo; Belizaire, Marie Roseline; Keita, Morry; Djingarey, Mamadou Harouna; N'da, Michel Yao; Yoti, Zabulon; Fall, Ibrahima-Soce; Talisuna, Ambrose (BMJ, 2020-08-18)
    [No abstract available]
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    Do black‐backed jackals exhibit spatial partitioning with African wild dogs and lions? 
    Kamler, Jan F.; Nicholson, Samantha; Stenkewitz, Ute; Gharajehdaghipour, Tazarve; Davies‐Mostert, Harriet (Wiley, 2020-05-11)
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    Quality of reporting of drug exposure in pharmacoepidemiological studies 
    Hempenius, Mirjam; Luijken, Kim; Boer, Anthonius; Klungel, Olaf; Groenwold, Rolf; Gardarsdottir, Helga (Wiley, 2020-05-11)
    Purpose: Exposure definitions vary across pharmacoepidemiological studies. Therefore, transparent reporting of exposure definitions is important for interpretation of published study results. We aimed to assess the quality of reporting of exposure to ...
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    Frequency of food allergy in school‐aged children in eight European countries—The EuroPrevall‐iFAAM birth cohort 
    Grabenhenrich, Linus; Trendelenburg, Valérie; Bellach, Johanna; Yürek, Songül; Reich, Andreas; Fiandor, Ana; Rivero, Daniela; Sigurðardóttir, Sigurveig; Clausen, Michael; Papadopoulos, Nikolaos G.; Xepapadaki, Paraskevi; Sprikkelman, Aline B.; Dontje, Bianca; Roberts, Graham; Grimshaw, Kate; Kowalski, Marek L.; Kurowski, Marcin; Dubakiene, Ruta; Rudzeviciene, Odilija; Fernández‐Rivas, Montserrat; Couch, Philip; Versteeg, Serge A.; Ree, Ronald; Mills, Clare; Keil, Thomas; Beyer, Kirsten (Wiley, 2020-05-19)
    Background: The prevalence of food allergy (FA) among European school children is poorly defined. Estimates have commonly been based on parent-reported symptoms. We aimed to estimate the frequency of FA and sensitization against food allergens in primary ...
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    Breaking the vicious circle: Experiences of people in chronic pain on the pain rehabilitation journey 
    Skuladottir, Hafdis; Gunnarsdottir, Thora; Halldorsdottir, Sigridur; Sveinsdóttir, Herdís; Holden, Janean; Bjornsdottir, Amalia (Wiley, 2020-05-29)
    Aim: To explore the lived experience of individuals' in chronic pain of participating in a pain rehabilitation programme in Iceland. Design: Phenomenological research. Method: The Vancouver School of Doing Phenomenology. Eleven participants were ...
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    Carbonatite and highly peralkaline nephelinite melts from Oldoinyo Lengai Volcano, Tanzania: The role of natrite-normative fluid degassing 
    Berkesi, Márta; Bali, Eniko; Bodnar, Robert J.; Szabó, Ábel; Guzmics, Tibor (Elsevier BV, 2020-09)
    Oldoinyo Lengai, located in the Gregory Rift in Tanzania, is a world-famous volcano owing to its uniqueness in producing natrocarbonatite melts and because of its extremely high CO2 flux. The volcano is constructed of highly peralkaline [PI = molar ...
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    Seasonal flows of economic benefits in small-scale fisheries in Liberia: A value chain analysis 
    jueseah, alvin slewion; Knutsson, Ogmundur; Kristofersson, Dadi; Tómasson, Tumi (Elsevier BV, 2020-09)
    Artisanal fisheries employ small simple craft making fishers, processors and traders vulnerable to seasonal fluctuations. This study examines effects of seasonality on supply, trading relationships and benefits distribution in two small-scale fisheries ...
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    Synthesis and enantiospecific analysis of enantiostructured triacylglycerols containing n-3 polyunsaturated fatty acids 
    Kalpio, Marika; Magnússon, Jóhann D.; Guðmundsson, Haraldur G.; Linderborg, Kaisa M.; Kallio, Heikki; Haraldsson, Guðmundur G.; Yang, Baoru (Elsevier BV, 2020-09)
    The stereospecific structure of triacylglycerols (TAGs) affects the bioavailability of fatty acids. Lack of enantiopure reference compounds and effective enantiospecific methods have hindered the stereospecific analysis of individual TAGs. Twelve novel ...
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    Impact of the Energetic Landscape on Polariton Condensates' Propagation along a Coupler 
    Rozas, Elena; Beierlein, Johannes; Yulin, Alexey; Klaas, Martin; Suchomel, Holger; Egorov, Oleg; Shelykh, Ivan; Peschel, Ulf; Schneider, Christian; Klembt, Sebastian; Höfling, Sven; Martín, María Dolores; Viña, Luis (Wiley, 2020-07-08)
    Polariton condensates' propagation is strongly dependent on the particular energy landscape the particles are moving upon, in which the geometry of the pathway laid for their movement plays a crucial role. Bends in the circuit's trajectories affect the ...
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    Genetic association of gemcitabine/carboplatin-induced leukopenia and neutropenia in non-small cell lung cancer patients using whole-exome sequencing 
    Svedberg, Anna; Björn, Niclas; Sigurgeirsson, Benjamín; Pradhananga, Sailendra; Brandén, Eva; Koyi, Hirsh; Lewensohn, Rolf; De Petris, Luigi; Apellániz-Ruiz, María; Rodríguez-Antona, Cristina; Lundeberg, Joakim; Gréen, Henrik (Elsevier BV, 2020-09)
    Objectives: Gemcitabine/carboplatin treatment is known to cause severe adverse drug reactions which can lead to the need for reduction or cessation of chemotherapy. It would be beneficial to identify patients at risk of severe hematological toxicity ...