Blar i Brage på forfatter "Ellingsen, Dag"
-
A follow-up study of neurobehavioral functions in welders exposed to manganese
Ellingsen, Dag; Chashchin, Maxim; Bast-Pettersen, Rita; Zibarev, Evgenji; Thomassen, Yngvar; Chashchin, Valery (Peer reviewed; Journal article, 2015)Welders may be exposed to high amounts of manganese (Mn). In this study 63 welders and 65 referents were followed up with neurobehavioral tests approximately 6 years after the initial examination at baseline. The welders ... -
A study of atherothrombotic biomarkers in welders
Ellingsen, Dag; Chashchin, Maxim; Seljeflot, Ingebjørg; Berlinger, Balazs; Chashchin, Valery; Stockfelt, Leo; Thomassen, Yngvar (Peer reviewed; Journal article, 2019)Introduction: Studies have shown that welders have increased cardiovascular mortality. This may be due to airborne particulate matter (PM) exposure. Elevated levels of PM in polluted urban air have been associated with ... -
A study of inflammatory biomarkers in crystalline silica exposed rock drillers
Ellingsen, Dag; Sikkeland, Liv Ingunn Bjoner; Lund, May Britt; Skaugset, Nils Petter; Ulvestad, Bente (Peer reviewed; Journal article, 2024)Background Crystalline silica (CS) exposure can cause serious lung disease in humans, but mechanisms of pulmonary toxicity have not been completely elucidated. Aims To assess pro-inflammatory and anti-inflammatory biomarkers ... -
A study of pneumoproteins in crystalline silica exposed rock drillers
Ellingsen, Dag; Ulvestad, Bente; Samersaw-Lund, May Brit; Skaugset, Nils Petter; Sikkeland, Liv Ingunn Bjoner (Peer reviewed; Journal article, 2022)Objective: The objective was to assess serum concentrations of club cell protein 16 (CC-16) and the surfactant proteins A (SPs-A) and D (SP-D) in male rock drillers (N = 123) exposed to crystalline silica and in 48 ... -
Bioaccessibility of lead in airborne particulates from car battery repair work
Dartey, Emmanuel; Berlinger, Balazs; Thomassen, Yngvar; Ellingsen, Dag; Odland, Jon Øyvind; Nartey, Vincent K.; Yeboah, Francis A.; Weinbruch, Stephan (Peer reviewed; Journal article, 2014)The bioaccessibility of Pb in air particulate matter from two car battery repair workshops in Kumasi (Ghana) was measured (64 full shift personal aerosol samples). An artificial lung lining fluid simulant (Hatch solution) ... -
Biological monitoring of welders' exposure to chromium, molybdenum, tungsten and vanadium
Ellingsen, Dag; Chashchin, Maxim; Berlinger, Balazs; Fedorov, Vladimir; Chashchin, Valery; Thomassen, Yngvar (Peer reviewed; Journal article, 2017)Background Welders are exposed to a number of metallic elements during work. Bioaccessability, that is important for element uptake, has been little studied. This study addresses bioaccessability and uptake of chromium ... -
Biomarkers of endothelial activation and thrombosis in tunnel construction workers exposed to airborne contaminants
Ellingsen, Dag; Seljeflot, Ingebjørg; Thomassen, Yngvar; Thomassen, Magny Sissel S.; Bakke, Berit; Ulvestad, Bente (Peer reviewed; Journal article, 2017)Objectives: The aims were to study biomarkers of systemic inflammation, platelet/endothelial activation and thrombosis in tunnel construction workers (TCW). Methods: Biomarkers and blood fatty acids were measured in blood ... -
Biomarkers of inflammation in workers exposed to compost and sewage dust
Heldal, Kari Emilie; Barregard, Lars; Ellingsen, Dag (Peer reviewed; Journal article, 2015)Purpose: The association between exposure during handling of sewage and compost and the serum concentration of inflammatory biomarkers was studied. Methods: A total of 44 workers exposed to sewage dust, 47 workers exposed ... -
Biomarkers of iron status and trace elements in welders
Ellingsen, Dag; Chashchin, Maxim; Berlinger, Balazs; Konz, Tobias; Zibarev, Evgenji; Aaseth, Jan; Chashchin, Valery; Thomassen, Yngvar (Peer reviewed; Journal article, 2014)Iron status was studied in 137 welders exposed to a geometric mean (GM) air concentration of 214 μg/m3 (range 1–3230) of manganese (Mn), in 137 referents and in 34 former welders. The GM concentrations of S-ferritin were ... -
Cellulose nanocrystals modulate alveolar macrophage phenotype and phagocytic function
Samulin-Erdem, Johanna Maria; Alswady-Hoff, Mayes; Ervik, Torunn Kringlen; Skare, Øivind; Ellingsen, Dag; Zienolddiny, Shanbeh (Peer reviewed; Journal article, 2019)Nanocellulose is a promising bio-nanomaterial with attractive properties suitable for multiple industrial applications. The increased use of nanocellulose may lead to occupational exposure and negative health outcomes. ... -
Challenge with a personal cascade impactor sampler in a silicon metal smelter
Berlinger, Balázs; Ervik, Torunn K.; Kandler, Konrad; Ulvestad, Bente; Benker, Nathalie; Ellingsen, Dag; Bugge, Merete D. (Peer reviewed; Journal article, 2021)Cascade impactors are useful tools in the measurement of particle size mass distribution of workplace aerosols. The application of cascade impactors, however, is sometimes challenging. Personal aerosol samples were collected ... -
Characterization of occupational exposure to air contaminants in modern tunnelling operations
Bakke, Berit; Ulvestad, Bente; Thomassen, Yngvar; Woldbæk, Torill; Ellingsen, Dag (Peer reviewed; Journal article, 2014)Objectives: Personal air measurements of aerosols and gases among tunnel construction workers were performed as part of a 11-day follow-up study on the relationship between exposure to aerosols and gases and cardiovascular ... -
Characterization of particle exposure during tunnel excavation by tunnel boring machines
Ervik, Torunn Kringlen; Leite, Mimmi; Weinbruch, Stephan; Nordby, Karl-Christian; Ellingsen, Dag; Ulvestad, Bente; Dahl, Kari; Berlinger, Balazs; Skaugset, Nils Petter (Peer reviewed; Journal article, 2024)Tunnel boring machines (TBMs) are used to excavate tunnels in a manner where the rock is constantly penetrated with rotating cutter heads. Fine particles of the rock minerals are thereby generated. Workers on and in the ... -
Concentration dataset for 4 essential and5 non-essential elements infish collected inArctic and sub-Arctic territories of the NenetsAutonomous and Arkhangelsk regions of Russia
Sobolev, Nikita; Nieboer, Evert; Aksenov, Andrey; Sorokina, Tatiana; Chashchin, Valery; Ellingsen, Dag; Varakina, Yulia; Plakhina, Elena; Kotsur, Dmitry; Kosheleva, Anna; Thomassen, Yngvar (Peer reviewed; Journal article, 2019)The raw concentration data for the research article entitled “Essential and non-essential trace elements in fish consumed by indigenous peoples of the European Russian Arctic” (Sobolev et al., 2019) [1] are herein presented. ... -
Cross-shift study of exposure–response relationships between bioaerosol exposure and respiratory effects in the Norwegian grain and animal feed production industry
Straumfors, Anne; Heldal, Kari Emilie; Wijnand, Eduard; Wouters, Inge M.; Ellingsen, Dag; Skogstad, Marit (Peer reviewed; Journal article, 2016)Objective: We have studied cross-shift respiratory responses of several individual bioaerosol components of the dust in the grain and feed industry in Norway. Methods: Cross-shift changes in lung function and nasal congestion, ... -
Effects of mild steel welding fume particles on pulmonary epithelial inflammation and endothelial activation
Samulin-Erdem, Johanna Maria; Arnoldussen, Yke Jildouw; Tajik, Sepideh; Ellingsen, Dag; Zienolddiny, Shanbeh (Peer reviewed; Journal article, 2020)Welders have an increased risk for cardiovascular disease (CVD) following exposure to welding fumes. The underlying mechanisms are largely unknown; however, oxidative stress, systemic inflammation, and endothelial dysfunction ... -
Elemental Carbon and Nitrogen Dioxide as Markers of Exposure to Diesel Exhaust in Selected Norwegian Industries
Berlinger, Balazs; Ellingsen, Dag; Romanova, Natalya; Friisk, Grete; Daae, Hanne Line; Weinbruch, Stephan; Skaugset, Nils Petter; Thomassen, Yngvar (Peer reviewed; Journal article, 2019)Elemental carbon (EC) and nitrogen dioxide (NO2) in air as markers for diesel exhaust (DE) emission exposure were measured in selected work environments in Norway where diesel-powered engines are in use. Two hundred and ... -
Essential and non-essential elements in biological samples of inhabitants residing in Nenets Autonomous Okrug of the Russian Arctic
Sobolev, Nikita; Ellingsen, Dag; Belova, Natalia; Aksenov, Andrey; Sorokina, Tatiana; Trofimova, Anna; Varakina, Yulia; Kotsur, Dmitriy; Grjibovski, Andrej; Chashchin, Valerii; Bogolitsyn, Konstantin; Thomassen, Yngvar (Peer reviewed; Journal article, 2021)Exposure of Arctic residents to environmental pollutants is an emerging public health problem receiving little global attention. The objective of this study was to assess whole blood concentrations of nine selected essential ... -
Essential and non-essential trace elements among working populations in Ghana
Dartey, Emmanuel; Berlinger, Balazs; Weinbruch, Stephan; Thomassen, Yngvar; Odland, Jon Øyvind; Brox, Jan; Nartey, Vincent K.; Yeboah, Francis A.; Ellingsen, Dag (Peer reviewed; Journal article, 2017)Background Lead battery repair workers (LBRW) and electronic repair workers (ERW) may be exposed to inorganic components during work. This study aimed at determining essential and non-essential trace elements in male LBRW, ... -
Essential and non-essential trace elements in fish consumed by indigenous peoples of the European Russian Arctic
Sobolev, Nikita; Aksenov, Andrey; Sorokina, Tatiana; Chashchin, Valery; Ellingsen, Dag; Nieboer, Evert; Varakina, Yulia; Veselkina, Elena; Kotsur, Dmitry; Thomassen, Yngvar (Peer reviewed; Journal article, 2019)In present study, the analyses of essential [copper (Cu), cobalt (Co), selenium (Se) and zinc (Zn)] and non-essential elements [mercury (Hg), lead (Pb), cadmium (Cd) and arsenic (As)] in 7 fish species consumed by the ...