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TRACKING VOLUME CHANGE OF THE BULK COMMODITIES WITH INTERFEROMETRIC SAR
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023)Bulk commodities are crucial to global economy and modern society. Some commodities, such as grain, are normally stored in cylindrical tanks. The height of the tank’s roof may be correlated to the substance quantity inside the tank, indicating that roof displacement may be associated with the volume of the bulk commodities. Here we analyzed the displacements derived from C-band Sentinel-1 data ... -
Paleobathymetric reconstructions of the SW Barents Seaway and their implications for Atlantic–Arctic ocean circulation
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-29)Unravelling past, large-scale ocean circulation patterns is crucial for deciphering the longterm global paleoclimate. Here we apply numerical modelling to reconstruct the detailed paleobathymetry-topography of the southwestern inlet of the Barents Seaway that presently connects the Atlantic and Arctic oceans. Subaerial topography was likely enough to block Atlantic Water from entering the Barents ... -
Different mechanisms of Arctic first-year sea-ice ridge consolidation observed during the MOSAiC expedition
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-22)Sea-ice ridges constitute a large fraction of the ice volume in the Arctic Ocean, yet we know little about the evolution of these ice masses. Here we examine the thermal and morphological evolution of an Arctic firstyear sea-ice ridge, from its formation to advanced melt. Initially the mean keel depth was 5.6 m and mean sail height was 0.7 m. The initial rubble macroporosity (fraction of seawater ... -
Some weak type inequalities and almost everywhere convergence of Vilenkin–Nörlund means
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-04)We prove and discuss some new weak type (1, 1) inequalities of maximal operators of Vilenkin–Nörlund means generated by monotone coefficients. Moreover, we use these results to prove a.e. convergence of such Vilenkin–Nörlund means. As applications, both some well-known and new inequalities are pointed out. -
Graves of the ‘Other’: Norway and the commemoration of soviet prisoners of war
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-10)The memory of other nationalities and their wartime suffering on Norwegian soil are mainly part of a local narrative. While the subject of Soviet prisoners of war is common knowledge in local historical studies, both oral and written, there is virtually no space for a living memory about the Soviet POWs on a national level. Despite forming the largest group of casualties on Norwegian soil during the ... -
Performance and clinical applicability of machine learning in liver computed tomography imaging: a systematic review
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-12)Objectives Machine learning (ML) for medical imaging is emerging for several organs and image modalities. Our objectives were to provide clinicians with an overview of this field by answering the following questions: (1) How is ML applied in liver computed tomography (CT) imaging? (2) How well do ML systems perform in liver CT imaging? (3) What are the clinical applications of ML in liver CT ... -
Increased growth temperature and vitamin B12 supplementation reduces the lag time for rapid pathogen identification in BHI agar and blood cultures
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-03)Background: The rapid diagnostics of pathogens is essential to prescribe appropriate and early antibiotic therapy. The current methods for pathogen detection require the bacteria to grow in a culture medium, which is time-consuming. This increases the mortality rate and the global burden of antimicrobial resistance. Culture-free detection methods are still under development and are not used in the ... -
Older patients' experiences of access to and use of e-consultations with the general practitioner in Norway: an interview study
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-01-02)Objective: To explore older patients’ experiences with accessing and using e-consultations to send text-based clinical inquiries to the general practitioner (GP) online.<p> <p>Design: Qualitative study based on semi-structured interviews. Results were analysed through a six-phase thematic analysis and interpreted through Levesque’s framework of patient-centred access to health care. <p>Setting: ... -
Symptoms and signs of urogenital cancer in primary care
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-04-26)Background - Urogenital cancers are common, accounting for approximately 20% of cancer incidence globally. Cancers belonging to the same organ system often present with similar symptoms, making initial management challenging. In this study, 511 cases of cancer were recorded after the date of consultation among 61,802 randomly selected patients presenting in primary care in six European countries: a ... -
Studentopprør mot geografisk narsissisme
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-27)Studenter og undervisere frykter dårligere kvalitet på medisinstudiet i Tromsø når 181 studenter får tilbud om plass til høsten. Vi mener nåværende studiekvalitet kan opprettholdes og forbedres ved å desentralisere studiet ytterligere. -
Less is more: Antibiotics at the beginning of life
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-04-27)Antibiotic exposure at the beginning of life can lead to increased antimicrobial resistance and perturbations of the developing microbiome. Early-life microbiome disruption increases the risks of developing chronic diseases later in life. Fear of missing evolving neonatal sepsis is the key driver for antibiotic overtreatment early in life. Bias (a systemic deviation towards overtreatment) and noise ... -
Differential profile of protumor immunological factors between the tumor site and the tumor-free site – predictive potential of IL-8 and COX2 for colorectal cancer and metastasis
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-04-05)To study the role of host immune surveillance in the initiation and progression of colorectal cancer (CRC), a set of protumor immunological factors was determined by quantitative real-time PCR (q-PCR) between the primary tumor and the adjacent tumor-free site tissues in 63 patients with colorectal neoplasms. Results showed that expression levels of interleukin (IL)-1β, IL-6, IL-8, IL-17A, IL-23, and ... -
Hvordan endrer urbaniseringen det norske samfunnet?
(Chronicle; Kronikk, 2023)Norge har opplevd en betydelig urbanisering de siste tiårene. Dette endrer samfunnet politisk, sosialt og kulturelt. Dersom Oslo-eliten ikke forstår hvordan dette ser ut fra landsbygda, vil de få store utfordringer fremover. -
Disclosing quantitative RT-PCR raw data during manuscript submission: a call for action
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-14)Accuracy and transparency of scientific data are becoming more and more relevant with the increasing concern regarding the evaluation of data reproducibility in many research areas. This concern is also true for quantifying coding and noncoding RNAs, with the remarkable increase in publications reporting RNA profiling and sequencing studies. To address the problem, we propose the following ... -
Challenges in using patient involvement principles in substance use treatment
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-13)Background - Health professionals are responsible for implementing patient involvement (PI) in the choice of treatment approach. Previous studies within the field of substance use disorder (SUD) treatment have shown positive patient experiences with PI. However, little is known about challenges experienced by health professionals in converting principles of PI into clinical practice.<p> <p>Aims ... -
Guidance on C-reactive protein point-of-care testing and complementary strategies to improve antibiotic prescribing for adults with lower respiratory tract infections in primary care
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-30)The world faces the threat of increasing antimicrobial resistance, and there is growing consensus that swift action must be taken to improve the rational use of antibiotics and increase the stewardship of antibiotics to safeguard this key resource in modern healthcare. This paper provides the perspective of an international group of experts on the role of C-reactive protein point-of-care testing ... -
Conducting Fieldwork with San and Hadza (Post-)Hunter-Gatherer Communities in Africa: Regulatory and Ethical Issues
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-28)In this paper, we address some of the challenges and opportunities of conducting international research in psychology. We examine issues that arise from working in contexts that differ substantially from those in which most psychological research is still conducted. We take our experiences with Tanzanian and Namibian (post-)hunter-gatherers as a starting point for discussing regulatory and ethical ... -
Hands-free continuous carotid Doppler ultrasound for detection of the pulse during cardiac arrest in a porcine model
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-20)Background/Purpose - Pulse palpation is an unreliable method for diagnosing cardiac arrest. To address this limitation, continuous hemodynamic monitoring may be a viable solution. Therefore, we developed a novel, hands-free Doppler system, RescueDoppler, to detect the pulse continuously in the carotid artery.<p> <p>Methods - In twelve pigs, we evaluated RescueDoppleŕs potential to measure blood ... -
No observed developmental effects in early life stages of capelin (Mallotus villosus) exposed to a water-soluble fraction of crude oil during embryonic development
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-12)The rise in offshore oil and gas operations, maritime shipping, and tourism in northern latitudes enhances the risk of oil spills to sub-Arctic and Arctic coastal environments. Therefore, there is a need to understand the potential adverse effects of petroleum on key species in these areas. Here, we investigated the effects of oil exposure on the early life stages of capelin (Mallotus villosus), ... -
The paradox of searching efficiency or why are violent population cycles so uncommon in terrestrial ecosystem
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-04-19)The searching efficiency of predators depends on the balance between the adaptations of the predator and the counter-adaptations of the prey. In this evolutionary race, the prey should normally have the upper hand, as it can perform tradeoffs between efficiency in resource use and ability to avoid predators. In terrestrial predator–herbivore systems, however, the huge difference in food quality ...