• The Effect of Smoking on Long-term Gray Matter Atrophy and Clinical Disability in Patients with Relapsing-Remitting Multiple Sclerosis 

      Lie, Ingrid Anne; Wesnes, Kristin; Kvistad, Silje S.; Brouwer, Iman; Wergeland, Stig; Holmøy, Trygve; Midgard, Rune; Bru, Alla Nikolajevna S; Edland, Astrid; Eikeland, Randi; Gosal, Sonia; Harbo, Hanne-Cathrin Flinstad; Kleveland, Grethe; Sørenes, Yvonne; Øksendal, Nina; Barkhof, Frederik; Vrenken, Hugo; Myhr, Kjell-Morten; Bø, Lars; Torkildesen, Øivind (Peer reviewed; Journal article, 2022)
      Background and Objectives - The relationship between smoking, long-term brain atrophy, and clinical disability in patients with multiple sclerosis (MS) is unclear. Here, we assessed long-term effects of smoking by evaluating ...
    • Low vitamin D, but not tobacco use or high BMI, is associated with long-term disability progression in multiple sclerosis 

      Wesnes, Kristin; Myhr, Kjell-Morten; Riise, Trond; Stokke, Silje Agnethe; Torkildsen, Øivind; Wergeland, Stig; Holmøy, Trygve; Midgard, Rune; Bru, Alla Nikolajevna S; Edland, Astrid; Eikeland, Randi; Gosal, Sonia; Harbo, Hanne Flinstad; Kleveland, Grethe; Sørenes, Yvonne; Øksendal, Nina; Bjørnevik, Kjetil Lauvland (Peer reviewed; Journal article, 2021)
      Background: Low vitamin D levels, tobacco use and high body mass index (BMI) have been linked to adverse disease outcomes in multiple sclerosis (MS), but their influence on long-term disability progression remains unclear. ...
    • Risk factors for SARS-CoV-2 infection: a test-negative case-control study with additional population controls in Norway 

      Sarjomaa, Marjut Anneli; Zhang, Chi; Tveten, Yngvar; Kersten, Hege; Reiso, Harald; Eikeland, Randi; Kongerud, Johny; Berg, Kristine Karlsrud; Thilesen, Carina; Nordbø, Svein Arne; Aaberge, Ingeborg Sundsvalen; Vandenbroucke, Jan; Pearce, Neil; Fell, Anne Kristin M. (Peer reviewed; Journal article, 2024)
      Objectives This study aims to assess risk factors for SARS-CoV-2 infection by combined design; first comparing positive cases to negative controls as determined by PCR testing and then comparing these two groups to an ...
    • SARS-CoV-2 antibody persistence after five and twelve months: A cohort study from South-Eastern Norway 

      Sarjomaa, Marjut Anneli; Diep, Lien My; Zhang, Chi; Tveten, Yngvar; Reiso, Harald; Thilesen, Carina; Nordbø, Svein Arne; Berg, Kristine Karlsrud; Aaberge, Ingeborg Aase S.; Pearce, Neil; Kersten, Hege; Vandenbroucke, Jan Paul; Eikeland, Randi; Fell, Anne Kristin M. (Peer reviewed; Journal article, 2022)
      Objectives: To assess total antibody levels against Severe Acute Respiratory Syndrome CoronaVirus 2 (SARS CoV-2) spike protein up to 12 months after Coronavirus Disease (COVID-19) infection in non-vaccinated individuals ...
    • Serum neurofilament as a predictor of 10-year grey matter atrophy and clinical disability in multiple sclerosis: a longitudinal study 

      Lie, Ingrid Anne; Kacar, Sezgi; Wesnes, Kristin; Brouwer, Iman; Kvistad, Silje S.; Wergeland, Stig; Holmøy, Trygve; Midgard, Rune; Bru, Alla Nikolajevna S; Edland, Astrid; Eikeland, Randi; Gosal, Sonia; Harbo, Hanne-Cathrin Flinstad; Kleveland, Grethe; Sørenes, Yvonne; Øksendal, Nina; Varhaug, Kristin Nielsen; Vedeler, Christian Alexander; Barkhof, Frederik; Teunissen, Charlotte E.; Bø, Lars; Torkildsen, Øivind Fredvik Grytten; Myhr, Kjell-Morten; Vrenken, Hugo (Peer reviewed; Journal article, 2022)
      Background - The predictive value of serum neurofilament light chain (sNfL) on long-term prognosis in multiple sclerosis (MS) is still unclear. Objective - Investigate the relation between sNfL levels over a 2-year period ...
    • Six versus 2 weeks treatment with doxycycline in European Lyme neuroborreliosis: a multicentre, non-inferiority, double-blinded, randomised and placebo-controlled trial 

      Solheim, Anne Marit; Lorentzen, Åslaug Rudjord; Dahlberg, Audun Olav; Flemmen, Heidi Øyen; Brune, Synne; Forselv, Kristine Johanne Nordstrøm; Pripp, Are Hugo; Bø, Margrete Halvorsen; Eikeland, Randi; Reiso, Harald; Mygland, Åse Daasvand; Ljøstad, Unn (Peer reviewed; Journal article, 2022)
      Background: There is limited evidence regarding optimal duration of antibiotic treatment in neuroborreliosis. We aimed to compare efficacy and safety of oral doxycycline for 2 and 6 weeks in European Lyme neuroborreliosis ...