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Detecting climate signals in populations across life histories
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-20)Climate impacts are not always easily discerned in wild populations as detecting climate change signals in populations is challenged by stochastic noise associated with natural climate variability, variability in biotic and abiotic processes, and observation error in demographic rates. Detection of the impact of climate change on populations requires making a formal distinction between signals in ... -
Demographic consequences of harvesting: a case study from a small and isolated moose population
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-01-13)Harvesting can have a substantial impact on population dynamics and individual performance in wild populations. While the direct consequences of harvest on individual survival and population growth rate are often apparent, harvesting can also have indirect and more subtle demographic consequences. Disentangling these consequences, however, requires in-depth knowledge of individual life histories of ... -
Volcanism and rapid sedimentation affect the benthic communities of Deception Island, Antarctica
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-17)Deception Island is amongst the most active volcanoes in the Southern Ocean, with over 20 explosive eruptions in the last ca. 200 years. The eruption that formed the caldera at Deception Island occurred 3980 ± 125 calendar years Before Present, and it is the largest eruptive event documented in Antarctica during Holocene. Since then, post-caldera volcanic activity has comprised many scattered eruptive ... -
Epiphytic diatom community structure and richness is determined by macroalgal host and location in the South Shetland Islands (Antarctica)
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-04-30)The marine waters around the South Shetland Islands are paramount in the primary production of this Antarctic ecosystem. With the increasing effects of climate change and the annual retreat of the ice shelf, the importance of macroalgae and their diatom epiphytes in primary production also increases. The relationships and interactions between these organisms have scarcely been studied in Antarctica, ... -
Incidental vocabulary learning with subtitles in a new language: Orthographic markedness and number of exposures
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-16)The present study is set to explore the way the orthographic distributional properties of novel written words and the number of exposures to these words affect their incidental learning in terms of recall and recognition. To that end, two experiments were conducted using videos with captions. These videos included written nonwords (orthographically marked language-specific items) and pseudowords ... -
Factor VII activating protease (FSAP) is not essential in the pathophysiology of angioedema in patients with C1 inhibitor deficiency
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-29)Background: Excessive bradykinin (BK) generation from high molecular weight kininogen (HK) by plasma kallikrein (PK) due to lack of protease inhibition is central to the pathophysiology of hereditary angioedema (HAE). Inadequate protease inhibition may contribute to HAE through a number of plasma proteases including factor VII activating protease (FSAP) that can also cleave HK.<p> <p>Objective: ... -
Understanding Hyperporphyrin Spectra: TDDFT Calculations on Diprotonated Tetrakis(p-aminophenyl)porphyrin
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-29)A detailed TDDFT study (with all-electron STO-TZ2P basis sets and the COSMO solvation model) has been carried out on the effect of diprotonation on the UV−vis−NIR spectra of free-base tetraphenylporphyrin and tetrakis(p-aminophenyl)porphyrin. The diprotonated forms have been modeled as their bis-formate complexes, i.e., as so-called porphyrin diacids. The dramatic redshift of the Q-band of ... -
Is hypothermia more neuroprotective than avoiding fever after cardiac arrest?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-27)Hypothermia was increasingly proposed as a neuroprotective therapy in the 1990s, culminating in the publication of two randomized trials in 2002, which showed beneficial effects of therapeutic hypothermia in comatose survivors of cardiac arrest.1,2 Therapeutic hypothermia was subsequently included in guidelines for the treatment of this patient group. However, doubt as to whether hypothermia provided ... -
Long-term quality of life among breast cancer survivors eligible for screening at diagnosis: a systematic review and meta-analysis
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-21)Objectives - This study aimed to explore the long-term quality of life (QoL) among breast cancer survivors eligible for mammographic screening at diagnosis and compare that to QoL among women with no history of breast cancer.<p> <p>Study design - Systematic review and meta-analysis.<p> <p>Methods - A systematic review of randomised controlled trials and observational studies published between ... -
Stitching People Together: The Art of Cross-Cultural Encounters in an Embroidery Workshop
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-02)This article discusses how to live with differences while maintaining differences in an international embroidery workshop in Tromsø, Norway. It explores the role of art in enabling interactions between strangers, showing how individuals become part of collectives and facilitate social change. This collaboration between artist and researcher draws on data from arts-based participant observations and ... -
The Influence of L2 Proficiency on Bilinguals' Creativity: The Key Role of Adaptive Emotion Regulation Strategies During the COVID-19 Pandemic
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-01)The COVID-19 pandemic has brought severe impact on language learners' emotional states and their performance in creativity. Yet, their ability to regulate emotions is crucial for everyday functioning during times of crisis. The question of how adaptive emotion regulation (ER) strategies, which help an individual maintain appropriate and stable mood states, might affect bilinguals' creativity remains ... -
Larval Fish Assemblage Structure at Coastal Fronts and the Influence of Environmental Variability
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-31)Within the coastal zone, oceanographic features, such as fronts, can have major effects on the abundance and distribution of larval fish. We investigated the effects of fronts on larval fish assemblages by jointly collecting physical (ADCP and CTD) and biological (larvae) data in the nearshore waters of the south coast of South Africa, on four separate neap-tide occasions. Accumulation of fish larvae ... -
Boron concentrations and isotopic compositions in methane-derived authigenic carbonates: Constraints and limitations in reconstructing formation conditions
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-23)The boron content and isotopic composition (δ<sup>11</sup>B), of marine carbonates have the potential to constrain CO<sub>2</sub> chemistry during carbonate growth conditions. However, obtaining and interpreting boron compositions from authigenic carbonates in geological archives present several challenges that may substantially limit their application. In particular, contamination from non-carbonate ... -
Prediagnostic Blood Selenium Status and Mortality among Patients with Colorectal Cancer in Western European Populations
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-22)A higher selenium (Se) status has been shown to be associated with lower risk for colorectal cancer (CRC), but the importance of Se in survival after CRC diagnosis is not well studied. The associations of prediagnostic circulating Se status (as indicated by serum Se and selenoprotein P (SELENOP) measurements) with overall and CRC-specific mortality were estimated using multivariable Cox proportional ... -
The tundra phenology database: more than two decades of tundra phenology responses to climate change
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-11)Observations of changes in phenology have provided some of the strongest signals of the effects of climate change on terrestrial ecosystems. The International Tundra Experiment (ITEX), initiated in the early 1990s, established a common protocol to measure plant phenology in tundra study areas across the globe. Today, this valuable collection of phenology measurements depicts the responses of ... -
Human blood serum proteome changes after 6 hours of sleep deprivation at night
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-25)Background: The aim of this study was to discover significantly changed proteins in human blood serum after loss of 6 h sleep at night. Furthermore, to reveal affected biological process- and molecular function categories that might be clinically relevant, by exploring systems biological databases.<p> <p>Methods: Eight females were recruited by volunteer request. Peripheral venous whole blood was ... -
Onset of autumn senescence in High Arctic plants shows similar patterns in natural and experimental snow depth gradients
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-08-30)Predicted changes in snow cover and temperature raise uncertainties about how the beginning and the end of the growing season will shift for Arctic plants. Snowmelt timing and temperature are known to affect the timing of bud burst, but their effects on autumn senescence are less clear. To address this, researchers have examined senescence under natural and experimental environmental gradients. ... -
Using Slightly Imbalanced Binary Classification to Predict the Efficiency of Winter Road Maintenance
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-11-30)The prediction of efficiency scores for winter road maintenance (WRM) is a challenging and serious issue in countries with cold climates. While effective and efficient WRM is a key contributor to maximizing road transportation safety and minimizing costs and environmental impacts, it has not yet been included in intelligent prediction methods. Therefore, this study aims to design a WRM ... -
Subjective well-being and stated preferences: Explorations from a choice experiment in Norway
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-01)Subjective well-being valuation has recently grown in use with applications in the fields of environment, health, and cultural heritage. With this methodology values are based on how non-market goods impact on self-reported measures of well-being such as life satisfaction. Despite the differences in theoretical foundations of subjective well-being and preference-based valuation methods, recent ... -
Phylogenetic Revision of the Genus Aliivibrio: Intra- and Inter-Species Variance Among Clusters Suggest a Wider Diversity of Species
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-18)Genus Aliivibrio is known to harbor species exhibiting bioluminescence as well as pathogenic behavior affecting the fish farming industry. Current phylogenetic understanding of Aliivibrio has largely remained dormant after reclassification disentangled it from the Vibrio genus in 2007. There is growing evidence of wider diversity, but until now the lack of genomes and selective use of type strains ...