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    • Kynurenine Pathway Metabolites in the Blood and Cerebrospinal Fluid Are Associated with Human Aging 

      Solvang, Stein-Erik Hafstad; Hodge, Allison; Watne, Leiv; Cabral-Marques, Otavio; Nordrehaug, Jan Erik; Giles, Graham G.; Dugué, Pierre-Antoine; Nygård, Ottar Kjell; Ueland, Per Magne; McCann, Adrian; Idland, Ane-Victoria; Midttun, Øivind; Ulvik, Arve; Halaas, Nathalie Bodd; Tell, Grethe S.; Melvær, Giil Lasse (Journal article; Peer reviewed, 2022)
      The kynurenine pathway is implicated in aging, longevity, and immune regulation, but longitudinal studies and assessment of the cerebrospinal fluid (CSF) are lacking. We investigated tryptophan (Trp) and downstream kynurenine ...

    • Kynurenines, Neuropsychiatric Symptoms, and Cognitive Prognosis in Patients with Mild Dementia 

      Solvang, Stein-Erik Hafstad; Nordrehaug, Jan Erik; Aarsland, Dag; Lange, Johannes; Ueland, Per Magne; McCann, Adrian; Midttun, Øivind; Tell, Grethe S.; Melvær, Giil Lasse (Journal article; Peer reviewed, 2019)
      Introduction: Circulating tryptophan (Trp) and its downstream metabolites, the kynurenines, are potentially neuroactive. Consequently, they could be associated with neuropsychiatric symptoms and cognitive prognosis in ...

    • K∗(892)0 and φ(1020) production at midrapidity in pp collisions at √s=8 TeV 

      Acharya, Shreyasi; Adamová, Dagmar; Adhya, Souvik Priyam; Adler, Alexander; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, Shafiq F.; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Ersdal, Magnus Rentsch; Fionda, Fiorella Maria Celeste; Grøttvik, Ola Slettevoll; Lofnes, Ingrid Mckibben; Nystrand, Joakim; Rehman, Attiq Ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Yang, Shiming; Yuan, Shiming; Zhou, Zhuo; Arsene, Ionut Cristian; Bätzing, Paul Christoph; Dordic, Olja; Lardeux, Antoine Xavier; Lindal, Svein; Mahmood, Sohail Musa; Malik, Qasim Waheed; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Langøy, Rune; Lien, Jørgen André; Ahn, Sang Un; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; ALICE, Collaboration (Journal article; Peer reviewed, 2020)
      The production of K∗(892)0 and φ(1020) in pp collisions at √s = 8 TeV was measured by using Run 1 data collected by the ALICE collaboration at the CERN Large Hadron Collider (LHC). The pT-differential yields d2N/dyd pT in ...

    • Label-free quantitative proteomic analysis of the oral bacteria Fusobacterium nucleatum and Porphyromonas gingivalis to identify protein features relevant in biofilm formation 

      Mohammed, Marwan; Pettersen, Veronika K.; Nerland, Audun Helge; Wiker, Harald Gotten; Bakken, Vidar (Journal article; Peer reviewed, 2021)
      Background The opportunistic pathogens Fusobacterium nucleatum and Porphyromonas gingivalis are Gram-negative bacteria associated with oral biofilm and periodontal disease. This study investigated interactions between F. ...

    • Labor epidural analgesia and subsequent risk of offspring autism spectrum disorder and attention-deficit/hyperactivity disorder: A cross-national cohort study of over 4.5 million individuals and their siblings in Finland, Norway, and Sweden 

      Hegvik, Tor-Arne; Klungsøyr, Kari; Kuja-Halkola, Ralf; Remes, Hanna; Haavik, Jan; D*Onofrio, Brian M.; Metsä-Simola, Niina; Engeland, Anders; Fazel, Seena; Lichtenstein, Paul; Martikainen, Pekka; Larsson, Henrik; Sariaslan, Amir (Journal article; Peer reviewed, 2023)
      Background A recent study has suggested that labor epidural analgesia may be associated with increased rates of offspring autism spectrum disorder. Subsequent replication attempts have lacked sufficient power to confidently ...

    • Labor market concerns and support for immigration 

      Haaland, Ingar Kyrkjebø; Roth, Christopher (Journal article; Peer reviewed, 2020)
      Do labor market concerns affect support for immigration? Using a large, representative sample of the US population, we first elicit beliefs about the labor market impact of immigration. To generate exogenous variation in ...

    • Laboratory study of Fritillaria lifecycle reveals key morphogenetic events leading to genus-specific anatomy 

      Henriet, Simon Raymond; Aasjord, Anne; Chourrout, Daniel Marc (Journal article; Peer reviewed, 2022)
      A fascinating variety of adult body plans can be found in the Tunicates, the closest existing relatives of vertebrates. A distinctive feature of the larvacean class of pelagic tunicates is the presence of a highly specialized ...

    • Lack of Association Between GBA Mutations and Motor Complications in European and American Parkinson’s Disease Cohorts 

      Grødem, Jodi Maple; Paul, Kimberly C.; Dalen, Ingvild; Ngo, Kathie J.; Wong, Darice; Macleod, Angus D.; Counsell, Carl E.; Bäckström, David; Forsgren, Lars; Tysnes, Ole-Bjørn; Kusters, Cynthia D.J.; Fogel, Brent L.; Bronstein, Jeff M.; Ritz, Beate; Alves, Guido Werner (Journal article; Peer reviewed, 2021)
      Background: Motor complications are a consequence of the chronic dopaminergic treatment of Parkinson’s disease (PD) and include levodopa-induced dyskinesia (LIDs) and motor fluctuations (MF). Currently, evidence is on ...

    • Lack of collagen XVIII leads to lipodystrophy and perturbs hepatic glucose and lipid homeostasis 

      Petäistö, Tiina; Vicente, David; Mäkelä, Kari A; Finnilä, Mikko A; Miinalainen, Ilkka; Koivunen, Jarkko; Izzi, Valerio; Aikio, Mari; Karppinen, Sanna-Maria; Davarajan, Raman; Thevenot, Jerome; Herzig, Karl-Heinz; Heljasvaara, Ritva Leena; Pihlajaniemi, Taina (Journal article; Peer reviewed, 2020)
      Liver and adipose tissues play important roles in the regulation of systemic glucose and lipid metabolism. Extracellular matrix synthesis and remodelling are significantly altered in these tissues in obesity and type 2 ...

    • Lack of population genetic structure of lumpfish along the Norwegian coast: A reappraisal based on EST-STRs analyses 

      Jónsdóttir, Ólöf Dóra Bartels; Gíslason, Davíð; Ólafsdóttir, Guðbjörg; Maduna, Simo; Hagen, Snorre; Reynolds, Patrick; Sveinsson, Sæmundur; Imsland, Albert (Journal article; Peer reviewed, 2022)
      Lumpfish is now the single most important cleaner fish species to date and there is an extensive lumpfish translocation along the Norwegian coast. A reliable baseline information about the population genetic structure of ...

    • Lactate dehydrogenases promote glioblastoma growth and invasion via a metabolic symbiosis 

      Guyon, Joris; Fernandez-Moncada, Ignacio; Larrieu, Claire M; Bouchez, Cyrielle L; Pagano Zottola, Antonio C; Galvis, Johanna; Chouleur, Tiffanie; Burban, Audrey; Joseph, Kevin; Ravi, Vidhya M; Espedal, Heidi; Røsland, Gro Vatne; Daher, Boutaina; Barre, Aurélien; Dartigues, Benjamin; Karkar, Slim; Rudewicz, Justine; Romero-Garmendia, Irati; Klink, Barbara; Grützmann, Konrad; Derieppe, Marie-Alix; Molinié, Thibaut; Obad, Nina; Léon, Céline; Seano, Giorgio; Miletic, Hrvoje; Heiland, Dieter Henrik; Marsicano, Giovanni; Nikolski, Macha; Bjerkvig, Rolf; Bikfalvi, Andreas; Daubon, Thomas (Journal article; Peer reviewed, 2022)
      Lactate is a central metabolite in brain physiology but also contributes to tumor development. Glioblastoma (GB) is the most common and malignant primary brain tumor in adults, recognized by angiogenic and invasive growth, ...

    • Lactate is associated with mortality in very old intensive care patients suffering from COVID-19: results from an international observational study of 2860 patients 

      Bruno, Raphael Romano; Wernley, Bernhard; Flaatten, Hans; Fjølner, Jesper; Artigas, Antonio; Pinto, Bernardo Bollen; Schefold, Joerg C.; Binnebössel, Stephan; Baldia, Philipp Heinrich; Kelm, Malte; Beil, Michael; Sigal, Sivri; van Heerden, Peter Vernon; Szczeklik, Wojciech; Elhadi, Muhammed; Joannidis, Michael; Oeyen, Sandra; Zafeiridis, Tilemachos; Wollborn, Jakob; Banzo, Maria José Arche; Fuest, Kristina; Marsh, Brian; Andersen, Finn H.; Moreno, Rui; Leaver, Susannah; Boumendil, Ariane; De Lange, Dylan W.; Guidet, Bertrand; Jung, Christian (Journal article; Peer reviewed, 2021)
      Purpose: Lactate is an established prognosticator in critical care. However, there still is insufficient evidence about its role in predicting outcome in COVID-19. This is of particular concern in older patients who have ...

    • A lagrangian approach to extremal curves on stiefel manifolds 

      Hüper, Knut; Markina, Irina; Leite, Fátima Silva (Journal article; Peer reviewed, 2021)
      A unified framework for studying extremal curves on real Stiefel manifolds is presented. We start with a smooth one-parameter family of pseudo-Riemannian metrics on a product of orthogonal groups acting transitively on ...

    • Lagrangian matches between observations from aircraft, lidar and radar in a warm conveyor belt crossing orography 

      Boettcher, Maxi; Schäfler, Andreas; Sprenger, Michael; Sodemann, Harald; Kaufmann, Stefan; Voigt, Christiane; Schlager, Hans; Summa, Donato; DI Girolamo, Paolo; Nerini, Daniele; Germann, Urs; Wernli, Heini (Journal article; Peer reviewed, 2021)
      Warm conveyor belts (WCBs) are important airstreams in extratropical cyclones, often leading to the formation of intense precipitation and the amplification of upper-level ridges. This study presents a case study that ...

    • Lagrangian Measurements of Orbital Velocities in the Surf Zone 

      Bjørnestad, Maria; Buckley, M.; Kalisch, Henrik; Streßer, M.; Horstmann, J.; Frøysa, Hege Guldbrandsen; Ige, Olufemi Elijah; Cysewski, M.; Carrasco-Alvarez, R. (Journal article; Peer reviewed, 2021)
      Eulerian and Lagrangian measurements of orbital velocities in waves approaching a beach are analyzed with the goal of understanding the relative influence of wave-by-wave variations in mean-water level, wave height and ...

    • The Lagrangian, constraint qualifications and economics 

      Rückmann, Jan-Joachim; Flåm, Sjur Didrik (Journal article; Peer reviewed, 2022)
      Considering constrained choice, practitioners and theorists frequently invoke a Lagrangian to generate optimality conditions. Regular use of that vehicle requires, however, some constraint qualification. Yet many economists ...

    • Lake Sediments Reveal Large Variations in Flood Frequency Over the Last 6,500 Years in South-Western Norway 

      Ekblom Johansson, Fanny Maria; Bakke, Jostein; Støren, Eivind Wilhelm Nagel; Paasche, Øyvind; Engeland, Kolbjørn; Arnaud, Fabien (Journal article; Peer reviewed, 2020)
      Lake sediments can retain imprints of past floods, enabling reconstructions that span well-beyond instrumental time series. Time series covering thousands of years can document the natural range of flood variability, which ...

    • Landed elites and education provision in England: evidence from school boards, 1871‑99 

      Goni, Marc (Journal article; Peer reviewed, 2022)
      I study the relationship between land concentration and the expansion of state education in 19C England. Using a broad range of education measures for 40 counties and 1,387 School Boards, I show a negative association ...

    • Language conflict, glottophagy and camouflage in the Italian cinematic city 

      Gargiulo, Marco (Journal article; Peer reviewed, 2021)
      In this paper, I would like to present an analysis of the social environment of language contact in Italy exploring how historically the language policy in the era of fascism produced a complex idea of the Italian language ...

    • Language teacher multilingualism in Norway and Russia: Identity and beliefs 

      Calafato, Raees (Journal article; Peer reviewed, 2020)
      Multilingualism has witnessed growing interest as a subject of academic study and as a state to aspire to for many of the world's citizenry. In tandem with this growing interest, countries around the world have started to ...