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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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  Teenagers’ Opinions on Parental Involvement in Compulsory Schools in Iceland 

  Jónsdóttir, Kristín (European Network about Parents in Education, 2015)

  Students’ voices in research on parental involvement in schools are rather weak since many studies report only on opinions of parents and school personnel. This paper draws on findings from a study in 14 compulsory schools and uses data from ...
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  Promoting normal birth amid modern technology: Opportunities and challenges in Iceland 

  Swift, Emma Marie (University of Iceland, School of Health Sciences, Faculty of Nursing, 2019-01-30)

  Background: The importance of promoting and protecting the normal physiologic processes of childbirth is supported by decades of research. Despite this, the use of obstetric interventions has increased rapidly over the past years. Hence, finding an ...
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  The Genus Diphasiastrum and Its Lycopodium Alkaloids 

  Halldórsdóttir, Elsa; Kowal, Natalia Magdalena; Olafsdottir, Elin Soffia (Georg Thieme Verlag KG, 2015-07-17)

  The genus Diphasiastrum includes at least 23 species distributed primarily across the northern temperate and subarctic areas of the world. These plants produce an array of lycopodium alkaloids, and some species such as Diphasiastrum complanatum have ...
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  Alkaloid fingerprinting resolves Huperzia selago genotypes in Iceland 

  Xu, Maonian; Eiriksson, Finnur Freyr; Thorsteinsdóttir, Margrét; Heiðmarsson, Starri; Omarsdottir, Sesselja; Olafsdottir, Elin Soffia (Elsevier BV, 2019-04)

  The club moss family Lycopodiaceae produces a diverse array of bioactive lycopodium alkaloids (LAs). In particular, the alkaloid huperzine A (hupA) has grasped attention since it is a potent acetylcholinesterase inhibitor of medical interest in Alzheimer's ...
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  Infraspecific Variation of Huperzine A and B in Icelandic Huperzia selago Complex 

  Xu, Maonian; Heiðmarsson, Starri; Thorsteinsdóttir, Margrét; Wasowicz, Pawel; Sun, Hang; Deng, Tao; Omarsdottir, Sesselja; Olafsdottir, Elin Soffia (Georg Thieme Verlag KG, 2018-10-05)

  The alkaloids huperzine A and huperzine B were originally isolated from the Chinese club moss Huperzia serrata. They are known inhibitors of acetylcholinesterase, and especially huperzine A shows pharmaceutical potential for the treatment of Alzheimerʼs ...
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  Novel Approach for the Search for Chemical Scaffolds with Activity at Both Acetylcholinesterase and the α7 Nicotinic Acetylcholine Receptor: A Perspective on Scaffolds with Dual Activity for the Treatment of Neurodegenerative Disorders 

  Kowal, Natalia Magdalena; Indurthi, Dinesh; Ahring, Philip; Chebib, Mary; Olafsdottir, Elin Soffia; Balle, Thomas (MDPI AG, 2019-01-27)

  Neurodegenerative disorders, including Alzheimer’s disease, belong to the group of the most difficult and challenging conditions with very limited treatment options. Attempts to find new drugs in most cases fail at the clinical stage. New tactics to ...
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  Um Dagbók Parísarbúa 

  Magnúsdóttir, Ásdís Rósa (Hugvísindastofnun Háskóla Íslands, 2018-09-05)

  Umfjöllun um undur og ógnir borgarsamfélagsins er að finna í rituðum heimildum af ýmsu tagi og frá öllum tímum. Hér birtist þýðing Ásdísar Rósu Magnúsdóttur á dagbókarbrotum frá París frá tímum hundrað ára stríðsins svokallaða, sem hófst árið 1337. Í ...
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  Ó, borg mín, borg 

  Garðarsdóttir, Hólmfríður (Hugvísindastofnun Háskóla Íslands, 2018-09-05)

  Einn þekktasti lofsöngur um höfuðborg Íslands, Reykjavík, er án efa kvæðið „Ó borg, mín borg“, eftir Vilhjálm frá Skáholti, sem Haukur Morthens gerði ódauðlegt um miðja síðustu öld. Til að veita því fjölmenningarlega samfélagi sem nú blómstrar á Íslandi ...
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  „Borg er byggð. Og byggð er borg.“ 

  Garðarsdóttir, Hólmfríður (Hugvísindastofnun Háskóla Íslands, 2018-09-04)

  meðfylgjandi inngangsorðum er hugað að birtingarmyndum borga í sínum óendanlega margbreytileika. Fyrst er brugðið upp tilvitnunum í nýleg skrif lista- og fræðimanna hér á landi þar sem Reykjavík er skipað í öndvegi. Því næst er athyglinni beint að ...
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  The influence of egg size for the diversification of Arctic charr (Salvelinus alpinus) morphs 

  Beck, Samantha V. (University of Iceland, School of Engineering and Natural Sciences, Faculty of Life and Environmental Sciences, 2019-01-30)

  Intraspecific variation in egg size and its effects on offspring fitness is well documented in fishes. Yet whether or not differential per propagule maternal investment (egg size) can influence phenotypic diversification is little understood. Arctic ...
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  Karlmennska og jafnrétti 

  Jóhannesson, Ingólfur Ásgeir (Rannsóknarstofa í kvenna- og kynjafræðum, 2004)

  Á undanförnum árum hefur umræða um stöðu drengja í skólum verið nokkur og þeirri skoðun vaxið fiskur um hrygg að þeir eigi undir högg að sækja. Í þessari bók eru fræðilegar kenningar og rannsóknir nýttar til þess að leggja fram raunhæfar tillögur um ...
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  Physical abilities and academic performance : cross-sectional and longitudinal studies of Icelandic children 

  Sævarsson, Elvar Smári (University of Iceland, 2018-11)

  Background: The academic performance of children has been correlated with their future educational attainment and health and has therefore been viewed as a public health concern. Physical activity and cardiorespiratory fitness are known to exert many ...
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  Icelandic and Japanese preschoolers' attributions in social interactions involving a child's moral transgression and a theacher's expressed blame 

  Terada, Hiroe (University of Iceland, 2017-01)

  At preschool, children are socially active--they engage in various social interactions with their peers and teachers. Social interactions require people to understand others’ minds (e.g., perspectives, ideas, emotional states, thoughts, intentions, ...
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  Parental involvement in compulsory schools in Iceland 

  Jónsdóttir, Kristín (University of Iceland, 2018-06)

  Þessi rannsókn fjallar um tengsl heimila og grunnskóla og markmið hennar var þríþætt: Í fyrsta lagi að lýsa því sem er einkennandi fyrir samskipti heimila og skóla, samstarf foreldra og kennara, og fyrir þátttöku foreldra í skólastarfi. Í öðru lagi ...
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  School engagement and intentional self-regulation : a reciprocal relation in adolescence 

  Stefánsson, Kristján K. (Univeristy of Iceland, 2017-05)

  The importance of school engagement (i.e., the willingness to engage in learning) for school success, such as good academic achievement and low dropout rates, has been well established. At the same time, intentional selfregulation (ISR; i.e., the ...
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  Mismunandi gengi nemenda í PISA 2012 í stærðfræði eftir stærð skóla: Hefur menntun og starfsreynsla kennara áhrif? 

  Hreinsdóttir, Freyja; Bjarnadóttir, Kristín (Menntavísindasvið Háskóli Íslands, 2016)

  Athugun á niðurstöðum í stærðfræði í PISA-rannsókninni 2003 sýndi að árangur nemenda í tveimur stærstu skólunum var marktækt betri en í minni skólum. Sérstaklega var árangurinn slakur í skólum með 11–25 þátttakendur. Athugun á árangri í dönskum skólum ...
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  Landspróf miðskóla 1946-1976. Áhrif nýju stærðfræðinnar. 

  Bjarnadóttir, Kristín (Menntavísindasvið Háskóli Íslands, 2016-12-31)

  Landspróf miðskóla sem inntökupróf í menntaskóla og kennaraskóla og síðar fleiri skóla var haldið á árunum 1946–1976. Prófað var í átta námsgreinum þar sem íslenska vó tvöfalt. Landsprófið var upphaflega grundvallað á reglugerð nr. 3/1937 um námsefni ...
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  Resonant interaction of slow light solitons and dispersive waves in nonlinear chiral photonic waveguide 

  Yulin, A V; Iorsh, I V; Shelykh, Ivan (IOP Publishing, 2018-05-31)

  We study the structure of the elementary excitations and their propagation in chiral hybrid structure, comprising an array of two-level systems (TLSs) coupled to a one-dimensional photonic waveguide. The chirality is achieved via spin-locking effect, ...
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  Soil temperature effects on the structure and diversity of plant and invertebrate communities in a natural warming experiment 

  Robinson, Sinikka I.; McLaughlin, Órla B.; Marteinsdóttir, Bryndís; O'Gorman, Eoin J. (Wiley, 2018-02-13)

  Global warming is predicted to significantly alter species physiology, biotic interactions and thus ecosystem functioning, as a consequence of coexisting species exhibiting a wide range of thermal sensitivities. There is, however, a dearth of research ...

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