Browsing Artikler, rapporter og annet (UB) by Title
Now showing items 2243-2262 of 2767
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Science-based risk assessment requires careful evaluation of all studies
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013-12-01) -
Scientific Opinion on the safety of phenylcapsaicin as a novel food pursuant to Regulation (EU) 2015/2283
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-06-14)Following a request from the European Commission, the EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA) was asked to deliver an opinion on phenylcapsaicin as a novel food (NF) pursuant to Regulation (EU) 2015/2283. Phenylcapsaicin is a chemically synthesised analogue of capsaicin intended to be marketed in food supplements and in foods for special medical purposes to the general population ... -
ScopeSense: An 8.5-Month Sport, Nutrition, and Lifestyle Lifelogging Dataset
(Journal article; Tidsskriftartikkel, 2023-03-29)Nowadays, most people have a smartphone that can track their everyday activities. Furthermore, a significant number of people wear advanced smartwatches to track several vital biomarkers in addition to activity data. However, it is still unclear how these data can actually be used to improve certain aspects of people’s lives. One of the key challenges is that the collected data is often massive ... -
A scoping review of diabetes telemedicine research in Norway
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-08-22)The recent pandemic highlighted telemedicine’s potential for continuity of remote diabetes patients’ care. The study objective was to identify diabetes telemedicine services, benefits, and challenges in Norway. We searched for publications on the topic in PubMed, ScienceDirect, CINAHL, and Nora. Most of the included studies (7/15) focused on telemedicine for type 2 diabetes. Telemedicine benefits ... -
A Scoping Review of the Empirical Literature on Peer Support for People Living with HIV
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-17)People living with HIV receiving antiretroviral therapy need support related to linkage to care and self-management in everyday life. Peer support has been found to provide varied support according to the unique needs of the group. This scoping review aims to provide an overview of research on peer support provided to people living with HIV. A search was conducted in eight databases until May 2021, ... -
Screening for depression in patients in treatment for alcohol use disorder using the Beck Depression Inventory-II and the Hopkins Symptom Checklist-10
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-27)Alcohol use disorder (AUD) and major depressive disorder (MDD) are prevalent disorders that often co-occur. The aim of the study was to investigate how the Beck Depression Inventory (BDI-II) and Hopkins Symptom Checklist (HSCL-10) perform as screening instruments for MDD in AUD patients in treatment. The study included 127 mainly AUD inpatients currently in treatment at rehabilitation clinics in ... -
Sea ice and snow characteristics from year-long transects at the MOSAiC Central Observatory
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-16)Repeated transects have become the backbone of spatially distributed ice and snow thickness measurements crucial for understanding of ice mass balance. Here we detail the transects at the Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) 2019–2020, which represent the first such measurements collected across an entire season. Compared with similar historical transects, ... -
Sea ice decline drives biogeographical shifts of key Calanus species in the central Arctic Ocean
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-19)In recent decades, the central Arctic Ocean has been experiencing dramatic decline in sea ice coverage, thickness and extent, which is expected to have a tremendous impact on all levels of Arctic marine life. Here, we analyze the regional and temporal changes in pan-Arctic distribution and population structure of the key zooplankton species <i>Calanus glacialis</i> and <i>C. hyperboreus</i> in ... -
Sea ice variability and maritime activity around Svalbard in the period 2012–2019
(Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-12)Climate change is strongly impacting the Arctic environment, leading to rapid sea ice loss. In some sectors, the retreating ice edge is perceived as an opportunity to expand and develop economic activities. Previous studies show this development in the Canadian and Russian Arctic. This paper examines mobility patterns of cruise ships and fishing vessels around Svalbard, a major hotspot of maritime ... -
Seasonal Changes in Dissolved Organic Matter Composition in a Patagonian Fjord Affected by Glacier Melt Inputs
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-04-09)Biogeochemical processes in fjords are likely affected by changes in surrounding glacier cover but very little is known about how meltwater directly influences dissolved organic matter (DOM) in fjords. Moreover, the data available are restricted to a handful of northern hemisphere sites. Here we analyze seasonal and spatial variation in dissolved organic carbon (DOC) concentration and DOM composition ... -
Seasonal changes in plumage density, plumage mass, and feather morphology in the world’s northernmost land bird, the Svalbard Rock Ptarmigan (Lagopus muta hyperborea)
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-24)The Svalbard Rock Ptarmigan, Lagopus muta hyperborea, is the only year-round resident terrestrial bird in the high Arctic. Many of the physiological and morphological adaptations permitting its winter endurance in this harsh environment are well understood. However, it remains unknown how the conspicuous moult from a greyish brown summer to a white winter plumage, and any underlying changes in ... -
Seasonal constancy (summer vs. winter) of benthic size spectra in an Arctic fjord
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-06-08)Size spectra are important descriptors of community structure and can indicate changes in community functioning in response to shifts in environmental conditions. There are relatively few assessments of benthic size spectra, and most are based on summer samples alone. Processes influencing size spectra, such as recruitment and predation pressure, vary seasonally, and understanding this variation is ... -
Seasonal diversity dynamics of a boreal zooplankton community under climate impact
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-04-26)Seasonality and long-term environmental variability afect species diversity through their efects on the dynamics of species. To investigate such efects, we ftted a dynamic and heterogeneous species abundance model generating the lognormal species abundance distribution to an assemblage of freshwater zooplankton sampled fve times a year (June–October) during the ice-free period over 28 years ... -
Seasonal dynamics and life histories of three sympatric species of Pseudocalanus in two Svalbard fjords
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-10)Small copepods are the most diverse and numerous group in high-latitude zooplankton, yet our knowledge of important species remains poor because of the difficulties involved in correct species identification. In this study, we use a molecular method of identification, a species-specific polymerase chain reaction, to provide the first description of the seasonal dynamics and life histories of the ... -
Seasonal dynamics of a permafrost landscape, Adventdalen, Svalbard, investigated by InSAR
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-06-19)Nordenskiöld Land in Central Spitsbergen, Svalbard is characterized as a high latitude, high relief periglacial landscape with permafrost occurring both in mountains and lowlands. Freezing and thawing of the active layer causes seasonal frost heave and thaw subsidence, while permafrost-related mass-wasting processes induce downslope ground displacements on valley sides. Displacement rate varies ... -
Seasonal InSAR Displacements Documenting the Active Layer Freeze and Thaw Progression in Central-Western Spitsbergen, Svalbard
(Journal article; Tidsskriftartikkel; Peer reviewed, 2021-07-28)In permafrost areas, the active layer undergoes seasonal frost heave and thaw subsidence caused by ice formation and melting. The amplitude and timing of the ground displacement cycles depend on the climatic and ground conditions. Here we used Sentinel-1 Synthetic Aperture Radar Interferometry (InSAR) to document the seasonal displacement progression in three regions of Svalbard. We retrieved ... -
Seasonal pollutant levels in littoral high-Arctic amphipods in relation to food sources and terrestrial run-off
(Journal article; Tidsskriftartikkel; Peer reviewed, 2022-05-03)Increasing terrestrial run-off from melting glaciers and thawing permafrost to Arctic coastal areas is expected to facilitate re-mobilization of stored legacy persistent organic pollutants (POPs) and mercury (Hg), potentially increasing exposure to these contaminants for coastal benthic organisms. We quantified chlorinated POPs and Hg concentrations, lipid content and multiple dietary markers, in a ... -
Seasonal riverine inputs may affect diet and mercury bioaccumulation in Arctic coastal zooplankton
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-06)Climate change driven increases in permafrost thaw and terrestrial runoff are expected to facilitate the mobilization and transport of mercury (Hg) from catchment soils to coastal areas in the Arctic, potentially increasing Hg exposure of marine food webs. The main aim of this study was to determine the impacts of seasonal riverine inputs on land-ocean Hg transport, zooplankton diet and Hg bioaccumulation ... -
Seasonality in land–ocean connectivity and local processes control sediment bacterial community structure and function in a High Arctic tidal flat
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-18)Climate change is altering patterns of precipitation, cryosphere thaw, and land–ocean influxes, affecting understudied Arctic estuarine tidal flats. These transitional zones between terrestrial and marine systems are hotspots for biogeochemical cycling, often driven by microbial processes. We investigated surface sediment bacterial community composition and function from May to September along a ... -
Seasonality of marine calcifiers in the northern Barents Sea: Spatiotemporal distribution of planktonic foraminifers and shelled pteropods and their contribution to carbon dynamics
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-09-07)The Barents Sea is presently undergoing rapid warming and the sea-ice edge and the productive zones are retreating northward at accelerating rates. Planktonic foraminifers and shelled pteropods are ubiquitous marine calcifiers that play an important role in the carbon budget and being particularly sensitive to ocean biogeochemical changes and ocean acidification. Their distribution at high latitudes ...