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    Associations between objectively measured sleep and cognition in older Icelandic adolescents 
    Stefánsdóttir, Rúna Sif (University of Iceland, School of Education, Faculty of Health Promotion, Sport and Leisure Studies, 2022-03)
    Abstract Background: Insufficient sleep is associated with an increased risk of a variety of negative health outcomes and has been shown to adversely affect academic and cognitive function. Despite strong evidence of the deleterious effects of short ...
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    Associations between the duration of active commuting to school and academic achievement in rural Chilean adolescents 
    García-Hermoso, Antonio; Saavedra, Jose M; Olloquequi, Jordi; Ramírez-Vélez, Robinson (Springer Science and Business Media LLC, 2017-04-04)
    Background: Habitual active commuting to school may be positively associated with academic achievement. The aim of this study was to examine the relationship between duration of walking or otherwise actively commuting to school and academic ...
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    Associations of autozygosity with a broad range of human phenotypes 
    Clark, David W; Okada, Yukinori; Moore, Kristjan H S; Mason, Dan; Pirastu, Nicola; Gandin, Ilaria; Mattsson, Hannele; Barnes, Catriona L K; Lin, Kuang; Zhao, Jing Hua; Deelen, Patrick; Rohde, Rebecca; Schurmann, Claudia; Guo, Xiuqing; Giulianini, Franco; Zhang, Weihua; Medina-Gomez, Carolina; Karlsson, Robert; Bao, Yanchun; Bartz, Traci M; Baumbach, Clemens; Biino, Ginevra; Bixley, Matthew J; Brumat, Marco; Chai, Jin-Fang; Corre, Tanguy; Cousminer, Diana L; Dekker, Annelot M; Eccles, David A; van Eijk, Kristel R; Fuchsberger, Christian; Gao, He; Germain, Marine; Gordon, Scott D; de Haan, Hugoline G; Harris, Sarah E; Hofer, Edith; Huerta-Chagoya, Alicia; Igartua, Catherine; Jansen, Iris E; Jia, Yucheng; Kacprowski, Tim; Karlsson, Torgny; Kleber, Marcus E; Li, Shengchao Alfred; Li-Gao, Ruifang; Mahajan, Anubha; Matsuda, Koichi; Meidtner, Karina; Meng, Weihua; Montasser, May E; van der Most, Peter J; Munz, Matthias; Nutile, Teresa; Palviainen, Teemu; Prasad, Gauri; Prasad, Rashmi B; Priyanka, Tallapragada Divya Sri; Rizzi, Federica; Salvi, Erika; Sapkota, Bishwa R; Shriner, Daniel; Skotte, Line; Smart, Melissa C; Smith, Albert Vernon; van der Spek, Ashley; Spracklen, Cassandra N; Strawbridge, Rona J; Tajuddin, Salman M; Trompet, Stella; Turman, Constance; Verweij, Niek; Viberti, Clara; Wang, Lihua; Warren, Helen R; Wootton, Robyn E; Yanek, Lisa R; Yao, Jie; Yousri, Noha A; Zhao, Wei; Adeyemo, Adebowale A; Afaq, Saima; Aguilar-Salinas, Carlos Alberto; Akiyama, Masato; Albert, Matthew L; Allison, Matthew A; Alver, Maris; Aung, Tin; Azizi, Fereidoun; Bentley, Amy R; Boeing, Heiner; Boerwinkle, Eric; Borja, Judith B; de Borst, Gert J; Bottinger, Erwin P; Broer, Linda; Campbell, Harry; Chanock, Stephen; Chee, Miao-Li; Chen, Guanjie; Chen, Yii-Der I; Chen, Zhengming; Chiu, Yen-Feng; Cocca, Massimiliano; Collins, Francis S; Concas, Maria Pina; Corley, Janie; Cugliari, Giovanni; van Dam, Rob M; Damulina, Anna; Daneshpour, Maryam S; Day, Felix R; Delgado, Graciela E; Dhana, Klodian; Doney, Alexander S F; Dörr, Marcus; Doumatey, Ayo P; Dzimiri, Nduna; Ebenesersdóttir, Sigríður Sunna; Elliott, Joshua; Elliott, Paul; Ewert, Ralf; Felix, Janine F; Fischer, Krista; Freedman, Barry I; Girotto, Giorgia; Goel, Anuj; Gögele, Martin; Goodarzi, Mark O; Graff, Mariaelisa; Granot-Hershkovitz, Einat; Grodstein, Francine; Guarrera, Simonetta; Gudbjartsson, Daniel; Guity, Kamran; Gunnarsson, Bjarni; Guo, Yu; Hagenaars, Saskia P; Haiman, Christopher A; Halevy, Avner; Harris, Tamara B; Hedayati, Mehdi; van Heel, David A; Hirata, Makoto; Höfer, Imo; Hsiung, Chao Agnes; Huang, Jinyan; Hung, Yi-Jen; Ikram, M Arfan; Jagadeesan, Anuradha; Jousilahti, Pekka; Kamatani, Yoichiro; Kanai, Masahiro; Kerrison, Nicola D; Kessler, Thorsten; Khaw, Kay-Tee; Khor, Chiea Chuen; de Kleijn, Dominique P V; Koh, Woon-Puay; Kolcic, Ivana; Kraft, Peter; Krämer, Bernhard K; Kutalik, Zoltán; Kuusisto, Johanna; Langenberg, Claudia; Launer, Lenore J; Lawlor, Deborah A; Lee, I-Te; Lee, Wen-Jane; Lerch, Markus M; Li, Liming; Liu, Jianjun; Loh, Marie; London, Stephanie J; Loomis, Stephanie; Lu, Yingchang; Luan, Jian’an; Mägi, Reedik; Manichaikul, Ani W; Manunta, Paolo; Másson, Gísli; Matoba, Nana; Mei, Xue W; Meisinger, Christa; Meitinger, Thomas; Mezzavilla, Massimo; Milani, Lili; Millwood, Iona Y; Momozawa, Yukihide; Moore, Amy; Morange, Pierre-Emmanuel; Moreno-Macías, Hortensia; Mori, Trevor A; Morrison, Alanna C; Muka, Taulant; Murakami, Yoshinori; Murray, Alison D; de Mutsert, Renée; Mychaleckyj, Josyf C; Nalls, Mike A; Nauck, Matthias; Neville, Matt J; Nolte, Ilja M; Ong, Ken K; Orozco, Lorena; Padmanabhan, Sandosh; Pálsson, Gunnar; Pankow, James S; Pattaro, Cristian; Pattie, Alison; Polasek, Ozren; Poulter, Neil; Pramstaller, Peter P; Quintana-Murci, Lluis; Räikkönen, Katri; Ralhan, Sarju; Rao, Dabeeru C; van Rheenen, Wouter; Rich, Stephen S; Ridker, Paul M; Rietveld, Cornelius A; Robino, Antonietta; van Rooij, Frank J A; Ruggiero, Daniela; Saba, Yasaman; Sabanayagam, Charumathi; Sabater-Lleal, Maria; Sala, Cinzia Felicita; Salomaa, Veikko; Sandow, Kevin; Schmidt, Helena; Scott, Laura J; Scott, William R; Sedaghati-Khayat, Bahareh; Sennblad, Bengt; van Setten, Jessica; Sever, Peter J; Sheu, Wayne H-H; Shi, Yuan; Shrestha, Smeeta; Shukla, Sharvari Rahul; Sigurðsson, Jón K.; Sikka, Timo Tonis; Singh, Jai Rup; Smith, Blair H.; Stančáková, Alena; Stanton, Alice; Starr, John M; Stefánsdóttir, Lilja; Straker, Leon; sulem, patrick; Sveinbjornsson, Gardar; Swertz, Morris A; Taylor, Adele M; Taylor, Kent D; Terzikhan, Natalie; Tham, Yih-Chung; Thorleifsson, Gudmar; Thorsteinsdottir, Unnur; Tillander, Annika; Tracy, Russell P; Tusié-Luna, Teresa; Tzoulaki, Ioanna; Vaccargiu, Simona; Vangipurapu, Jagadish; Veldink, Jan H; Vitart, Veronique; Völker, Uwe; Vuoksimaa, Eero; Wakil, Salma M; Waldenberger, Melanie; Wander, Gurpreet S; Wang, Ya Xing; Wareham, Nicholas J; Wild, Sarah; Yajnik, Chittaranjan S; Yuan, Jian-Min; Zeng, Lingyao; Zhang, Liang; Zhou, Jie; Amin, Najaf; Asselbergs, Folkert W; Bakker, Stephan J L; Becker, Diane M; Lehne, Benjamin; Bennett, David A; van den Berg, Leonard H; Berndt, Sonja I; Bharadwaj, Dwaipayan; Bielak, Lawrence F; Bochud, Murielle; Boehnke, Mike; Bouchard, Claude; Bradfield, Jonathan P; Brody, Jennifer A; Campbell, Archie; Carmi, Shai; Caulfield, Mark J; Cesarini, David; Chambers, John C; Chandak, Giriraj Ratan; Cheng, Ching-Yu; Ciullo, Marina; Cornelis, Marilyn; Cusi, Daniele; Smith, George Davey; Deary, Ian J; Dorajoo, Rajkumar; van Duijn, Cornelia M; Ellinghaus, David; Erdmann, Jeanette; Eriksson, Johan G; Evangelou, Evangelos; Evans, Michele K; Faul, Jessica D; Feenstra, Bjarke; Feitosa, Mary; Foisy, Sylvain; Franke, Andre; Friedlander, Yechiel; Gasparini, Paolo; Gieger, Christian; Gonzalez, Clicerio; Goyette, Philippe; Grant, Struan F A; Griffiths, Lyn R; Groop, Leif; Gudnason, Vilmundur; Gyllensten, Ulf; Hakonarson, Hakon; Hamsten, Anders; van der Harst, Pim; Heng, Chew-Kiat; Hicks, Andrew A; Hochner, Hagit; Huikuri, Heikki; Hunt, Steven C; Jaddoe, Vincent W V; De Jager, Philip L; Johannesson, Magnus; Johansson, Åsa; Jonas, Jost B; Jukema, J. Wouter; Junttila, Juhani; Kaprio, Jaakko; Kardia, Sharon L. R.; Karpe, Fredrik; Kumari, Meena; Laakso, Markku; van der Laan, Sander W; Lahti, Jari; Laudes, Matthias; Lea, Rodney A; Lieb, Wolfgang; Lumley, Thomas; Martin, Nicholas G; März, Winfried; Matullo, Giuseppe; McCarthy, Mark I; Medland, Sarah E; Merriman, Tony R; Metspalu, Andres; Meyer, Brian F; Mohlke, Karen L; Montgomery, Grant W; Mook-Kanamori, Dennis; Munroe, Patricia B; North, Kari E; Nyholt, Dale R; O’connell, Jeffery R; Ober, Carole; Oldehinkel, Albertine J; Palmas, Walter; Palmer, Colin; Pasterkamp, Gerard G; Patin, Etienne; Pennell, Craig E; Perusse, Louis; Peyser, Patricia A; Pirastu, Mario; Polderman, Tinca J. C.; Porteous, David J; Posthuma, Danielle; Psaty, Bruce M; Rioux, John D; Rivadeneira, Fernando; Rotimi, Charles; Rotter, Jerome I; Rudan, Igor; Den Ruijter, Hester M; Sanghera, Dharambir K; Sattar, Naveed; Schmidt, Reinhold; Schulze, Matthias B; Schunkert, Heribert; Scott, Robert A; Shuldiner, Alan R; Sim, Xueling; Small, Neil; Smith, Jennifer A; Sotoodehnia, Nona; Tai, E-Shyong; Teumer, Alexander; Timpson, Nicholas J; Toniolo, Daniela; Tregouet, David-Alexandre; Tuomi, Tiinamaija; Vollenweider, Peter; Wang, Carol A; Weir, David R; Whitfield, John B; Wijmenga, Cisca; Wong, Tien-Yin; Wright, John; Yang, Jingyun; Yu, Lei; Zemel, Babette S; Zonderman, Alan B; Perola, Markus; Magnusson, Patrik K. E.; Uitterlinden, André G; Kooner, Jaspal S; Chasman, Daniel I; Loos, Ruth J. F.; Franceschini, Nora; Franke, Lude; Haley, Chris S; Hayward, Caroline; Walters, Robin G; Perry, John R. B.; Esko, Tōnu; Helgason, Agnar; Stefansson, Kari; Joshi, Peter K; Kubo, Michiaki; Wilson, James F (Springer Science and Business Media LLC, 2019-10-31)
    In many species, the offspring of related parents suffer reduced reproductive success, a phenomenon known as inbreeding depression. In humans, the importance of this effect has remained unclear, partly because reproduction between close relatives is ...
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    Associations of parental and perinatal factors with subsequent risk of stress-related disorders : a nationwide cohort study with sibling comparison 
    Li, Yuchen; Sjölander, Arvid; Song, Huan; Cnattingius, Sven; Fang, Fang; Yang, Qian; Fernández de la Cruz, Lorena; Mataix-Cols, David; Brander, Gustaf; Li, Jiong; Zhang, Wei; Fall, Katja; D’Onofrio, Brian M.; Almqvist, Catarina; Lichtenstein, Paul; Valdimarsdóttir, Unnur Anna; Lu, Donghao (2022-01-01)
    Little is known about the contribution of pregnancy-related parental and perinatal factors to the development of stress-related disorders. We aimed to investigate whether parental/perinatal adversities entail higher risks of stress-related disorders ...
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    Associations of Physical Fitness and Motor Competence With Reading Skills in 9- and 12-Year-Old Children: A Longitudinal Study 
    Sigmundsson, Hermundur; Englund, Kjellrun; Haga, Monika (SAGE Publications, 2017-04)
    This longitudinal study explores the association of motor competence and physical fitness with reading skills in children aged 9 and 12 years. Sixty-seven children aged 9 years completed an assessment of motor competence (measured using the Movement ...
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    Associations of plasma NfL, GFAP, and t-tau with cerebral small vessel disease and incident dementia : longitudinal data of the AGES-Reykjavik Study 
    van Gennip, April C.E.; Satizabal, Claudia L.; Tracy, Russell P.; Sigurdsson, Sigurdur; Gudnason, Vilmundur; Launer, Lenore J.; van Sloten, Thomas T. (2023-08-02)
    We investigated the associations of plasma neurofilament light (NfL), glial fibrillary acidic protein (GFAP), and total tau (t-tau) with markers of cerebral small vessel disease (SVD) and with incident dementia. We also investigated whether associations ...
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    Associations of Pulmonary Function with MRI Brain Volumes : A Coordinated Multi-Study Analysis 
    Frenzel, Stefan; Bis, Joshua C.; Gudmundsson, Elias F.; O'Donnell, Adrienne; Simino, Jeannette; Yaqub, Amber; Bartz, Traci M.; Brusselle, Guy G.O.; Bülow, Robin; DeCarli, Charles S.; Ewert, Ralf; Gharib, Sina A.; Ghosh, Saptaparni; Gireud-Goss, Monica; Gottesman, Rebecca F.; Ikram, M. Arfan; Knopman, David S.; Launer, Lenore J.; London, Stephanie J.; Longstreth, W. T.; Lopez, Oscar L.; Melo van Lent, Debora; O'Connor, George; Satizabal, Claudia L.; Shrestha, Srishti; Sigurdsson, Sigurdur; Stubbe, Beate; Talluri, Rajesh; Vasan, Ramachandran S.; Vernooij, Meike W.; Völzke, Henry; Wiggins, Kerri L.; Yu, Bing; Beiser, Alexa S.; Gudnason, Vilmundur; Mosley, Thomas; Psaty, Bruce M.; Wolters, Frank J.; Grabe, Hans J.; Seshadri, Sudha (2022-11-22)
    BACKGROUND: Previous studies suggest poor pulmonary function is associated with increased burden of cerebral white matter hyperintensities and brain atrophy among elderly individuals, but the results are inconsistent. OBJECTIVE: To study the cross-sectional ...
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    Asthma and COPD overlap (ACO) is related to a high burden of sleep disturbance and respiratory symptoms: Results from the RHINE and Swedish GA2LEN surveys 
    Mindus, Stephanie; Malinovschi, Andrei; Ekerljung, Linda; Forsberg, Bertil; Gislason, Thorarinn; Jõgi, Rain; Franklin, Karl A.; Holm, Mathias; Johannessen, Ane; Middelveld, Roelinde; Schlünssen, Vivi; Svanes, Cecilie; Torén, Kjell; Lindberg, Eva; Janson, Christer (Public Library of Science (PLoS), 2018-04-02)
    Background The term Asthma and COPD Overlap (ACO) describes a condition where asthma and COPD overlap. We aimed to investigate associations between ACO and insomnia and respiratory symptoms, and to investigate the prevalence of ACO and the characteristics ...
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    Asthma, allergic rhinitis and atopic dermatitis in association with home environment - The RHINE study 
    Wang, Juan; Janson, Christer; Malinovschi, Andrei; Holm, Mathias; Franklin, Karl A.; Modig, Lars; Johannessen, Ane; Schlünssen, Vivi; Gíslason, Þórarinn; Jogi, Nils Oskar; Norbäck, Dan (2022-12-01)
    We studied home environment exposures in relation to asthma, allergic rhinitis and atopic dermatitis among offspring of participants (parents) in the Respiratory Health in Northern Europe (RHINE) study (age ≤ 30 y). Totally 17,881 offspring from Iceland, ...
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    Asymmetric Phenyl Substitution : An Effective Strategy to Enhance the Photosensitizing Potential of Curcuminoids 
    Vesco, Guglielmo; Brambati, Martino; Scapinello, Luca; Penoni, Andrea; Mella, Massimo; Masson, Màr; Gaware, Vivek; Maspero, Angelo; Nardo, Luca (2022-07-09)
    Curcumin has been demonstrated to exhibit photosensitized bactericidal activity. However, the full exploitation of curcumin as a photo-pharmaceutical active principle is hindered by fast deactivation of the excited state through the transfer of the ...
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    Asymmetric Synthesis of Methoxylated Ether Lipids : Total Synthesis of Polyunsaturated C18:3 Omega-3 and Omega-6 MEL Triene Derivatives 
    Sigurjónsson, Svanur; Haraldsson, Gudmundur G. (2024-01)
    The asymmetric synthesis of polyunsaturated triene C18:3 n-3 and C18:3 n-6 methoxylated ether lipids (MEL) of the 1-O-alkyl-sn-glycerol type is described as possible structural candidates for a triene C18:3 MEL of an unknown identity found in a mixture ...
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    Asynchronous behavior of outlet glaciers feeding Godthåbsfjord (Nuup Kangerlua) and the triggering of Narsap Sermia's retreat in SW Greenland 
    Motyka, Roman J.; Cassotto, Ryan; Truffer, Martin; Kjeldsen, Kristian K.; Van As, Dirk; Korsgaard, Niels Jakup; Fahnestock, Mark; Howat, Ian; Langen, Peter L.; Mortensen, John; Lennert, Kunuk; Rysgaard, Søren (Cambridge University Press (CUP), 2017-01-25)
    We assess ice loss and velocity changes between 1985 and 2014 of three tidewater and fiveland terminating glaciers in Godthabsfjord (Nuup Kangerlua), Greenland. Glacier thinning accounted for 43.8 +/- 0.2 km(3) of ice loss, equivalent to 0.10 mm eustatic ...
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    At the world's edge: Reconstructing diet and geographic origins in medieval Iceland using isotope and trace element analyses 
    Walser III, Joe; Kristjánsdóttir, Steinunn; Gröcke, Darren R.; Gowland, Rebecca L.; Jakob, Tina; Nowell, Geoff M.; Ottley, Chris J.; Montgomery, Janet (Wiley, 2019-12-13)
    Objectives A multi‐isotope study was conducted on individuals buried at Skriðuklaustur monastery (AD 1493–1554) to investigate their geographic origins and dietary composition. Comparative material from individuals excavated from Skeljastaðir, an ...
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    Athafnafólk í opinberri stefnumótun á óvissutímum: Hvernig hugmyndin um notendastýrða persónulega aðstoð varð að veruleika á Íslandi 
    Sigurgeirsdóttir, Sigurbjörg (Stofnun stjórnsýslufræða og stjórnmála við Háskóla Íslands, 2016-12-19)
    Þessi rannsókn leitast við að útskýra tímamótaákvörðun í þjónustu við fatlað fólk á Íslandi. Opinber stefnumótun hefur löngum einkennst af hægfara breytingum, sem gerast í smáum skrefum. Stundum bregður þó svo við að meiriháttar breytingar verða og ...
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    Athyglisbrestur og ofvirkni – of eða van? 
    Bjarnadóttir, Guðrún Dóra (2020-03-04)
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    Atlantic cod (Gadus morhua) trypsin – isoenzyme diversity and antiviral activity 
    Sandholt, Gunnar Birgir (University of Iceland, School of Health Sciences, Faculty of Food Science and Nutrition, 2019-02)
    The aim of the thesis work was to identify and characterise different trypsin isoenzymes from a benzamidine-purified Atlantic cod (Gadus morhua) trypsin isolate. Another aim was to test the ability of cod trypsin to deactivate upper respiratory tract ...
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    Atmospheric and oceanic stable isotope signatures of a cold-air outbreakin Iceland during YOPP SOP1 and IGP 
    Sodeman, Harald; Touzeau, Alexandra; Weng, Yongbiao; Golid, Heidi; Steen-Larsen, Hans Christian; Barstad, Idar; Lazky, Mika; Lacour, Jean-Lionel; Burkhart, John; Renfrew, Ian; Sveinbjörnsdóttir, Árný (European Geosciences Union, 2019)
    North-Atlantic Cold-air outbreaks are weather events characterised by extensive fluxes of latent heat to theatmosphere. Understanding the water budget of these weather events is important for the weather impact indownstream ...
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    Atmospheric processes affecting the separation of volcanic ash and SO2 in volcanic eruptions: inferences from the May 2011 Grímsvötn eruption 
    Prata, Fred; Woodhouse, Mark; Huppert, Herbert E.; Prata, Andrew; Thordarson, Thorvaldur; Carn, Simon (Copernicus GmbH, 2017-09-12)
    The separation of volcanic ash and sulfur dioxide (SO2) gas is sometimes observed during volcanic eruptions. The exact conditions under which separation occurs are not fully understood but the phenomenon is of importance because of the effects volcanic ...
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    Atomic Scale Formation Mechanism of Edge Dislocation Relieving Lattice Strain in a GeSi overlayer on Si(001) 
    Maras, E.; Pizzagalli, L.; Ala-Nissila, T.; Jónsson, Hannes (Springer Nature, 2017-09-20)
    Understanding how edge misfit dislocations (MDs) form in a GeSi/Si(001) film has been a long standing issue. The challenge is to find a mechanism accounting for the presence of these dislocations at the interface since they are not mobile and cannot ...
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    Atomic Scale Simulations of Pt and Au Adatom Diffusion and Interlayer Transport 
    Ali, Abid (University of Iceland, School of Engineering and Natural Sciences, Faculty of Physical Sciences, 2022-06-27)
    The research described in this thesis is part of a network project involving the growth of metal nanostructures on surfaces of solids, a Horizon 2020 project titled ELENA. The part of the project described here involved the use of various approaches ...