Opin vísindi: Recent submissions

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    EGFL7 Mediates BMP9-Induced Sprouting Angiogenesis of Endothelial Cells Derived from Human Embryonic Stem Cells 
    Richter, Anne; Alexdóttir, Marta Sorokina; Magnus, Svala H.; Richter, Tobias R.; Morikawa, Masato; Zwijsen, An; Valdimarsdottir, Gudrun (Elsevier BV, 2019-06-11)
    Human embryonic stem cells (hESCs) are instrumental in characterizing the molecular mechanisms of human vascular development and disease. Bone morphogenetic proteins (BMPs) play a pivotal role in cardiovascular development in mice, but their importance ...
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    Líðan leikskólakennara og leiðbeinenda í leikskólum í kjölfar efnahagshrunsins 
    Rafnsdóttir, Gudbjörg Linda; Sigursteinsdóttir, Hjördís (Menntavísindasvið Háskóla Íslands, 2019-11-18)
    Líðan leikskólakennara og leiðbeinenda, svo og aðbúnaður á vinnustað, er meðal þess sem getur haft áhrif á leikskólabörn og þroskaferil þeirra. Því er brýnt að rannsaka líðan þessara starfshópa og hvaða þættir í vinnuumhverfinu styðja við eða draga úr ...
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    Being awake upright and moving as the basis for physiotherapy in the intensive care unit 
    Ámundadóttir, Ólöf Ragna (University of Iceland, School of Health Sciences, Faculty of Medicine, 2020-02-19)
    Bakgrunnur: Framfarir í meðferð alvarlega veikra sjúklinga og hækkaður lífaldur hefur leitt til þess að fleira fólk lifir nú af bráð og alvarleg veikindi en áður. Afleiðingar veikindanna ásamt gjörgæslulegunni geta haft áhrif á líkamlegt og sálrænt ...
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    SUSTAIN drilling at Surtsey volcano, Iceland, tracks hydrothermal and microbiological interactions in basalt 50 years after eruption 
    Jackson, Marie D.; Gudmundsson, Magnus Tumi; Weisenberger, Tobias B.; Rhodes, J. Michael; Stefansson, Andri; Kleine, Barbara Irene; Lippert, Peter C.; Marquardt, Joshua M.; Reynolds, Hannah Iona; Kück, Jochem; Marteinsson, Viggó; Vannier, Pauline; Bach, Wolfgang; Barich, Amel; Bergsten, Pauline; Bryce, Julia G.; Cappelletti, Piergiulio; Couper, Samantha; Fahnestock, M. Florencia; Gorny, Carolyn F.; Grimaldi, Carla; Groh, Marco; Guðmundsson, Ágúst; Gunnlaugsson, Ágúst T.; Hamlin, Cédric; Högnadóttir, Thórdís; Jónasson, Kristján; Jónsson, Sigurður S.; Jørgensen, Steffen L.; Klonowski, Alexandra M.; Marshall, Beau; Massey, Erica; McPhie, Jocelyn; Moore, James G.; Olafsson, Einar Sindri; Onstad, Solveig L.; Perez, Velveth; Prause, Simon; Snorrason, Snorri P.; Türke, Andreas; White, James D. L.; Zimanowski, Bernd (Copernicus GmbH, 2019-06-12)
    The 2017 Surtsey Underwater volcanic System for Thermophiles, Alteration processes and INnovative concretes (SUSTAIN) drilling project at Surtsey volcano, sponsored in part by the International Continental Scientific Drilling Program (ICDP), provides ...
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    Design of the subsurface observatory at Surtsey volcano, Iceland 
    Türke, Andreas; Jackson, Marie D.; Bach, Wolfgang; Kahl, Wolf-Achim; Grzybowski, Brian; Marshall, Beau; Gudmundsson, Magnus Tumi; Jørgensen, Steffen Leth (Copernicus GmbH, 2019-06-12)
    Surtsey, the youngest of the islands of Vestmannaeyjar, is an oceanic volcano created by explosive basaltic eruptions during 1963-1967 off the southern coast of Iceland. The subsurface deposits of the volcano were first sampled by a cored borehole in ...
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    Molards as an indicator of permafrost degradation and landslide processes 
    Morino, Costanza; Conway, Susan J.; Saemundsson, Thorsteinn; Helgason, Jón Kristinn; Hillier, John; Butcher, Frances E.G.; Balme, Matthew R.; Jordan, Colm; Argles, Tom (Elsevier BV, 2019-06-15)
    Molards have been defined in the past as conical mounds of debris that can form part of a landslide's deposits. We present the first conclusive evidence that molards in permafrost terrains are cones of loose debris that result from thawing of frozen ...
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    Azithromycin induces epidermal differentiation and multivesicular bodies in airway epithelia 
    Arason, Ari Jon; Jóelsson, Jón Pétur; Valdimarsdóttir, Bryndís; Sigurdsson, Snaevar; Guðjónsson, Alexander; Halldorsson, Skarphedinn; Jóhannsson, Freyr; Rolfsson, Óttar; Lehmann, Fredrik; Ingthorsson, Saevar; Cherek, Paulina; Gudmundsson, Gudmundur H; Garðarsson, Friðrik R.; Page, Clive P.; Baldursson, Ólafur; Gudjonsson, Thorarinn; Kricker, Jennifer (Springer Science and Business Media LLC, 2019-06-24)
    BACKGROUND: Azithromycin (Azm) is a macrolide recognized for its disease-modifying effects and reduction in exacerbation of chronic airway diseases. It is not clear whether the beneficial effects of Azm are due to its anti-microbial activity or other ...
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    Exploring the Association between Monoclonal Antibodies and Depression and Suicidal Ideation and Behavior: A VigiBase Study 
    Minnema, Lotte A.; Giezen, Thijs J.; Souverein, Patrick C.; Egberts, Toine C. G.; Leufkens, Hubert G. M.; Gardarsdottir, Helga (Springer Science and Business Media LLC, 2019-01-08)
    Introduction: Several monoclonal antibodies (mAbs) have been linked to neuropsychiatric adverse efects in patients, including depression and suicidal ideation and behavior. Objective: The aim of this study was to quantify and characterize spontaneously ...
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    Contested Development Paths and Rural communities: Sustainable Energy or Sustainable Tourism in Iceland? 
    Sæþórsdóttir, Anna; Hall, C. Michael (MDPI AG, 2019-07-02)
    The Icelandic economy has transitioned from being dependent on fishing and agriculture to having tourism and refined aluminum as its main exports. Nevertheless, the new main industries still rely on the country's natural resources, as the power intensive ...
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    Advancing human health risk assessment 
    Lanzoni, Anna; Castoldi, Anna F; Kass, George EN; Terron, Andrea; De Seze, Guilhem; Bal‐Price, Anna; Bois, Frédéric Y; Delclos, K Barry; Doerge, Daniel R; Fritsche, Ellen; Halldorsson, Thorhallur; Kolossa‐Gehring, Marike; Hougaard Bennekou, Susanne; Koning, Frits; Lampen, Alfonso; Leist, Marcel; Mantus, Ellen; Rousselle, Christophe; Siegrist, Michael; Steinberg, Pablo; Tritscher, Angelika; Van de Water, Bob; Vineis, Paolo; Walker, Nigel; Wallace, Heather; Whelan, Maurice; Younes, Maged (Wiley, 2019-07-08)
    The current/traditional human health risk assessment paradigm is challenged by recent scientific and technical advances, and ethical demands. The current approach is considered too resource intensive, is not always reliable, can raise issues of ...
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    Kennarinn í skóla án aðgreiningar: Áhrifavaldar á hugmyndir og skilning íslenskra og hollenskra grunnskólakennara 
    Gunnþórsdóttir, Hermína (Menntavísindasvið Háskóla Íslands, 2010-12-31)
    Þessi grein byggir á eigindlegri rannsókn, einkum viðtalsgögnum, sem framkvæmd var í fjórum grunnskólum, tveimur á Íslandi og tveimur í Hollandi. Meginmarkmið rannsóknarinnar er að rannsaka, lýsa og túlka hugmyndir og skilning grunnskólakennara í ...
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    Manifestation of the Purcell Effect in Current Transport through a Dot–Cavity–QED System 
    Abdullah, Nzar; Tang, Chi-Shung; Manolescu, Andrei; Gudmundsson, Vidar (MDPI AG, 2019-07-17)
    We study the transport properties of a wire-dot system coupled to a cavity and a photon reservoir. The system is considered to be microstructured from a two-dimensional electron gas in a GaAs heterostructure. The 3D photon cavity is active in the ...
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    Statistical modelling of seismic vulnerability of RC, timber and masonry buildings from complete empirical loss data 
    Bessason, Bjarni; Bjarnason, Jón Örvar; Rupakhety, Rajesh (Elsevier BV, 2020-04-15)
    In June 2000 two shallow, strike slip, Mw6.5 earthquakes occurred in the middle of the largest agricultural region in Iceland. The epicentres were close to small towns and villages and almost 5000 residential buildings were affected. A great deal of ...
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    Infant Feeding, Vitamin D and IgE Sensitization to Food Allergens at 6 Years in a Longitudinal Icelandic Cohort 
    Thorisdottir, Birna; Gunnarsdottir, Ingibjorg; Viðarsdóttir, Anna Guðrún; Sigurðardóttir, Sigurveig; Birgisdottir, Bryndis Eva; Thorsdottir, Inga (MDPI AG, 2019-07-23)
    Nordic Nutrition Recommendations (NNR) recommend exclusive breastfeeding until 6 months, partial breastfeeding until 1 year or longer and irrespective of breastfeeding, avoiding solid foods before 4 months. Strong evidence was found for benefits of ...
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    LyapXool – a program to compute complete Lyapunov functions 
    Argáez, Carlos; Berthet, Jean-Claude; Björnsson, Hjörtur; Giesl, Peter; Hafstein, Sigurdur (Elsevier BV, 2019-07)
    LyapXool is a C++ program to compute complete Lyapunov functions and their orbital derivatives for any two- or three-dimensional dynamical system expressed by an autonomous ordinary differential equation. The program is user-friendly and determines the ...
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    Patients with psoriatic arthritis who are not eligible for randomised controlled trials for TNF inhibitors have treatment response and drug survival similar to those who are eligible 
    Palsson, Olafur; Löve, Þorvarður Jón; Gunnarsdóttir, Anna Ingibjörg; Gunnarsson, Pétur Sigurður; Rúnarsdóttir, Eydís Erla; Krogh, Niels Steen; Gudbjornsson, Bjorn (BMJ, 2019-07)
    Objectives To determine in a retrospective cohort whether patients with psoriatic arthritis (PsA) who would not have fulfilled the inclusion criteria for randomised controlled trials (RCTs) for the TNF inhibitor (TNFi) chosen for their treatment (excl) ...
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    From waste to resource: A systems dynamics and stakeholder analysis of phosphorus recycling from municipal wastewater in Europe 
    Nedelciu, Claudiu; Ragnarsdottir, Kristin Vala; Stjernquist, Ingrid (Springer Science and Business Media LLC, 2018-09-14)
    Recycling Phosphorus (P) from urban wastewater can secure part of domestic agricultural P supply and contribute to a circular P supply chain. In this paper, we use literature review, stakeholder interviews and analysis, and systems dynamics for the ...
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    Scientific workflows applied to the coupling of a continuum (Elmer v8.3) and a discrete element (HiDEM v1.0) ice dynamic model 
    Memon, Mohammad Shahbaz; Vallot, Dorothée; Zwinger, Thomas; Åström, Jan; Neukirchen, Helmut; Riedel, Morris; Book, Matthias (Copernicus GmbH, 2019-07-15)
    Scientific computing applications involving complex simulations and data-intensive processing are often composed of multiple tasks forming a workflow of computing jobs. Scientific communities running such applications on computing resources often find ...
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    Icelandic snow cover characteristics derived from a gap-filled MODIS daily snow cover product 
    Gunnarsson, Andri; Gardarsson, Sigurdur; Sveinsson, Óli G. B. (Copernicus GmbH, 2019-07-17)
    This study presents a spatiooral continuous data set for snow cover in Iceland based on the Moderate Resolution Imaging Spectroradiometer (MODIS) from 2000 to 2018. Cloud cover and polar darkness are the main limiting factors for data availability of ...
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    Foreldrasamstarf og fjölmenning: Samskipti deildarstjóra í leikskóla við erlenda foreldra sem ekki tala íslensku 
    Sævarsdóttir, Anna Lilja; Hreiðarsdóttir, Anna Elísa; Gunnþórsdóttir, Hermína (Menntavísindasvið Háskóla Íslands, 2013-12-31)
    Í Aðalnámskrá leikskóla frá 2011 er lögð rík áhersla á foreldrasamstarf og jafnrétti. Deildarstjórar í leikskólum bera höfuðábyrgð á samvinnu sinnar deildar við foreldra og áhugavert þótti að greina reynslu þeirra af því samstarfi með tilliti til ...