Opin vísindi

Browsing by School "Health Sciences"

Browsing by School "Health Sciences"

Sort by: Order: Results:

  • Halldorsdottir, Solveig; Finnbjornsdottir, Ragnhildur Gudrun; Elvarsson, Bjarki Thor; Gudmundsson, Gunnar; Rafnsson, Vilhjalmur (2022-01-03)
    Background: In Iceland air quality is generally good; however, previous studies indicate that there is an association between air pollution in Reykjavik and adverse health effects as measured by dispensing of medications, mortality, and increase in ...
  • Gürdeniz, Gözde; Uusitupa, Matti; Hermansen, Kjeld; Savolainen, Markku J.; Schwab, Ursula; Kolehmainen, Marjukka; Brader, Lea; Cloetens, Lieselotte; Herzig, Karl Heinz; Hukkanen, Janne; Rosqvist, Fredrik; Ulven, Stine Marie; Gunnarsdóttir, Ingibjörg; Þórsdóttir, Inga; Oresic, Matej; Poutanen, Kaisa S.; Risérus, Ulf; Åkesson, Björn; Dragsted, Lars Ove (2022-02)
    Background & aims: Intake assessment in multicenter trials is challenging, yet important for accurate outcome evaluation. The present study aimed to characterize a multicenter randomized controlled trial with a healthy Nordic diet (HND) compared to a ...
  • Jónsdóttir, Rakel Björg; Flacking, Renée; Jónsdóttir, Helga (2022-09-08)
    BACKGROUND: Twins and late preterm (LPT) infants are at an increased risk of being breastfed to a lesser extent than term singletons. This study aimed to describe the initiation and duration of any and exclusive breastfeeding at the breast for mothers ...
  • Ingþórsson, Sævar; Traustadóttir, Gunnhildur Ásta; Guðjónsson, Þórarinn (2022-11)
    The human breast gland is a unique organ as most of its development occurs postnatally between menarche and menopause, a period ranging from 30 to 40 years. During this period, the monthly menstruation cycle drives the mammary gland through phases of ...
  • Gibson-Smith, Deborah; Halldorsson, Thorhallur I.; Bot, Mariska; Brouwer, Ingeborg A.; Visser, Marjolein; Thorsdottir, Inga; Birgisdottir, Bryndis E.; Gudnason, Vilmundur; Eiriksdottir, Gudny; Launer, Lenore J.; Harris, Tamara B.; Gunnarsdottir, Ingibjorg (2020-01-21)
    Background: Obesity has been longitudinally associated with depression but only few studies take a life course approach. This longitudinal study investigates whether being overweight or obese at age 8 and 13 years is associated with depressive symptoms ...
  • Thorarinsdottir, Kristjana; Holmes, Emily A.; Hardarson, Johann; Hedinsdottir, Unnur; Kanstrup, Marie; Singh, Laura; Hauksdóttir, Arna; Halldórsdóttir, Þórhildur; Guðmundsdóttir, Berglind; Valdimarsdóttir, Unnur Anna; Þórðardóttir, Edda Björk; Gamble, Beau; Björnsson, Andri Steinþór (2021-11-26)
    The correction will appear in the online version of the paper on the JMIR Publications website on November 26, 2021, together with the publication of this correction notice. Because this was made after submission to PubMed, PubMed Central, and other ...
  • Lifelines Cohort Study; DiscovEHR/MyCode study; VA Million Veteran Program (2022-06-13)
    Reduced glomerular filtration rate (GFR) can progress to kidney failure. Risk factors include genetics and diabetes mellitus (DM), but little is known about their interaction. We conducted genome-wide association meta-analyses for estimated GFR based ...
  • Hansmann-Roth, Sabrina; Kristjánsson, Árni; Whitney, David; Chetverikov, Andrey (2021-02-16)
    Our senses provide us with a rich experience of a detailed visual world, yet the empirical results seem to suggest severe limitations on our ability to perceive and remember. In recent attempts to reconcile the contradiction between what is experienced ...
  • Norddahl, Gudmundur L.; Melsted, Páll; Gunnarsdottir, Kristbjorg; Halldórsson, Gísli Hreinn; Olafsdottir, Thorunn; Gylfason, Arnaldur; Kristjánsson, Már; Magnusson, Olafur T.; sulem, patrick; Gudbjartsson, Daniel Fannar; Þorsteinsdóttir, Unnur; Jónsdóttir, Ingileif; Stefánsson, Kári (2022-09-28)
    By the end of July 2021, the majority of the Icelandic population had received vaccination against COVID-19. In mid-July a wave of SARS-CoV-2 infections, dominated by the Delta variant, spread through the population, followed by an Omicron wave in ...
  • Tanrikulu, Ömer Daglar; Chetverikov, Andrey; Kristjánsson, Árni (2020)
    Observers can learn complex statistical properties of visual ensembles, such as their probability distributions. Even though ensemble encoding is considered critical for peripheral vision, whether observers learn such distributions in the periphery has ...
  • Sammar, Marei; Drobnjak, Tijana; Mandala, Maurizio; Gizurarson, Sveinbjörn; Huppertz, Berthold; Meiri, Hamutal (2019-07-01)
    Galectins regulate cell growth, proliferation, differentiation, apoptosis, signal transduction, mRNA splicing, and interactions with the extracellular matrix. Here we focus on the galectins in the reproductive system, particularly on a group of six ...
  • Oskarsson, Gudjon R.; Magnusson, Magnus K.; Oddsson, Asmundur; Jensson, Brynjar O.; Fridriksdottir, Run; Arnadottir, Gudny A.; Katrinardottir, Hildigunnur; Rognvaldsson, Solvi; Halldorsson, Gisli H.; Sveinbjornsson, Gardar; Ivarsdottir, Erna V.; Stefansdottir, Lilja; Ferkingstad, Egil; Norland, Kristjan; Tragante, Vinicius; Saemundsdottir, Jona; Jonasdottir, Aslaug; Jonasdottir, Adalbjorg; Sigurjonsdottir, Svanhvit; Petursdottir, Karen O.; Davidsson, Olafur B.; Rafnar, Thorunn; Holm, Hilma; Olafsson, Isleifur; Onundarson, Pall T.; Vidarsson, Brynjar; Sigurdardottir, Olof; Masson, Gisli; Gudbjartsson, Daniel F.; Jonsdottir, Ingileif; Norddahl, Gudmundur L.; Thorsteinsdottir, Unnur; Sulem, Patrick; Stefansson, Kari (2022-06-01)
    The characteristic lobulated nuclear morphology of granulocytes is partially determined by composition of nuclear envelope proteins. Abnormal nuclear morphology is primarily observed as an increased number of hypolobulated immature neutrophils, called ...
  • Olafsdottir, Thorunn A; Bjarnadottir, Kristbjorg; Norddahl, Gudmundur L.; Halldórsson, Gísli Hreinn; Melsted, Páll; Gunnarsdottir, Kristbjorg; Ivarsdottir, Erna; Olafsdottir, Thorhildur; Arnthorsson, Asgeir O; Theodors, Fannar; Eyþórsson, Elías Sæbjörn; Helgason, Dadi; Eggertsson, Hannes P.; Masson, Gisli; Bjarnadottir, Solveig; Sævarsdóttir, Sædís; Runólfsdóttir, Hrafnhildur L.; Ólafsson, Ísleifur; Saemundsdottir, Jona; Sigurðsson, Martin Ingi; Ingvarsson, Ragnar Freyr; Pálsson, Runólfur; Thorgeirsson, Gudmundur; Halldórsson, Bjarni Vilhjálmur; Holm, Hilma; Kristjánsson, Már; Sulem, Patrick; Þorsteinsdóttir, Unnur; Jónsdóttir, Ingileif; Gudbjartsson, Daniel F; Stefansson, Kari (2022-09-06)
    Memory T-cell responses following SARS-CoV-2 infection have been extensively investigated but many studies have been small with a limited range of disease severity. Here we analyze SARS-CoV-2 reactive T-cell responses in 768 convalescent SARS-CoV-2-infected ...
  • Löve, Arndís Sue Ching; Ásgrímsson, Valþór; Ólafsdóttir, Kristín (2022-01-10)
    Estimation of illicit drug use on a community level by wastewater-based epidemiology (WBE) is both an objective and reliable way to establish near real-time results. Wastewater samples were collected at eleven timepoints in Reykjavik from 2017 to 2020. ...
  • Egilsdóttir, Halldóra; Jónsdóttir, Helga; Klinke, Marianne Elisabeth (2022-07-26)
    We used explorative interviews to gauge (inter)personal, physiological, and emotional challenges of seven rural cancer patients who traveled long distances to cancer treatment centers. After a thematic analysis, we foregrounded experiences of temporality ...
  • Helgadottir, Hafdis; Thorisdottir, Birna; Gunnarsdottir, Ingibjorg; Halldorsson, Thorhallur I.; Palsson, Gestur; Thorsdottir, Inga (2022-02-05)
    To strengthen the organization of new national dietary surveys and interventions in childhood, our aim was to study macronutrient intake and blood lipid profile at 6 years of age by comparing results from two earlier population-based cohorts. Subjects ...
  • Aradottir Pind, Audur Anna; Molina Estupiñan, Jenny Lorena; Magnusdottir, Gudbjorg Julia; Del Giudice, Giuseppe; Jonsdottir, Ingileif; Bjarnarson, Stefania P. (2020-10-23)
    Adjuvants enhance magnitude and duration of immune responses induced by vaccines. In this study we assessed in neonatal mice if and how the adjuvant LT-K63 given with a pneumococcal conjugate vaccine, Pnc1-TT, could affect the expression of tumor ...
  • Saevarsdottir, Saedis; Stefansdottir, Lilja; Sulem, Patrick; Thorleifsson, Gudmar; Ferkingstad, Egil; Rutsdottir, Gudrun; Glintborg, Bente; Westerlind, Helga; Grondal, Gerdur; Loft, Isabella C.; Sorensen, Signe Bek; Lie, Benedicte A.; Brink, Mikael; Arlestig, Lisbeth; Arnthorsson, Asgeir Orn; Baecklund, Eva; Banasik, Karina; Bank, Steffen; Bjorkman, Lena I.; Ellingsen, Torkell; Erikstrup, Christian; Frei, Oleksandr; Gjertsson, Inger; Gudbjartsson, Daniel F.; Gudjonsson, Sigurjon A.; Halldorsson, Gisli H.; Hendricks, Oliver; Hillert, Jan; Hogdall, Estrid; Jacobsen, Søren; Jensen, Dorte Vendelbo; Jonsson, Helgi; Kastbom, Alf; Kockum, Ingrid; Kristensen, Salome; Kristjansdottir, Helga; Larsen, Margit H.; Linauskas, Asta; Hauge, Ellen Margrethe; Loft, Anne G.; Ludviksson, Bjorn R.; Lund, Sigrun H.; Markusson, Thorsteinn; Masson, Gisli; Melsted, Pall; Moore, Kristjan H.S.; Munk, Heidi; Nielsen, Kaspar R.; Norddahl, Gudmundur L.; Oddsson, Asmundur; Olafsdottir, Thorunn A.; Olason, Pall I.; Olsson, Tomas; Ostrowski, Sisse Rye; Hørslev-Petersen, Kim; Rognvaldsson, Solvi; Sanner, Helga; Silberberg, Gilad N.; Stefansson, Hreinn; Sørensen, Erik; Sørensen, Inge J.; Turesson, Carl; Bergman, Thomas; Alfredsson, Lars; Kvien, Tore K.; Brunak, Søren; Steinsson, Kristján; Andersen, Vibeke; Andreassen, Ole A.; Rantapää-Dahlqvist, Solbritt; Hetland, Merete Lund; Klareskog, Lars; Askling, Johan; Padyukov, Leonid; Pedersen, Ole B.V.; Thorsteinsdottir, Unnur; Jonsdottir, Ingileif; Stefansson, Kari; Saevarsdottir, Saedis (2022-08-01)
    Objectives To find causal genes for rheumatoid arthritis (RA) and its seropositive (RF and/or ACPA positive) and seronegative subsets. Methods We performed a genome-wide association study (GWAS) of 31 313 RA cases (68% seropositive) and ∼1 million ...
  • DBDS Genomic Consortium (2022-10-24)
    Nonalcoholic fatty liver (NAFL) and its sequelae are growing health problems. We performed a genome-wide association study of NAFL, cirrhosis and hepatocellular carcinoma, and integrated the findings with expression and proteomic data. For NAFL, we ...
  • Joseph Macinnes, W.; Jóhannesson, Ómar I.; Chetverikov, Andrey; Kristjánsson, Árni (2020)
    We move our eyes roughly three times every second while searching complex scenes, but covert attention helps to guide where we allocate those overt fixations. Covert attention may be allocated reflexively or voluntarily, and speeds the rate of information ...