Heidi Kristin Ormstad

Viserektor for forskning

Avdeling for forskning, innovasjon og internasjonalisering
Institutt for sykepleie- og helsevitenskap
Campus Ringerike (4304)
Heidi Ormstad er professor i biomedisin. Se CV for mer.

Ansvarsområder

Kompetanse

CV

                    

 

Publikasjoner

SCIENTIFIC ARTICLES

Ormstad, Heidi Kristin; Bryn, Vesna; Verkerk, Robert; Skjeldal, Ola; Halvorsen, Bente; Saugstad, Ola Didrik; Isaksen, Jørn; Maes, Michael (2018). Serum Tryptophan, Tryptophan Catabolites and Brain-derived Neurotrophic Factor in Subgroups of Youngsters with Autism Spectrum Disorders. CNS and Neurological Disorders - Drug Targets . Vol. 17.

Kyrdalen, Ingebjørg Lavrantsdatter; Thingstad, Pernille; Sandvik, Leiv; Ormstad, Heidi Kristin (2018). Associations between gait speed and well-known fall risk factors among community-dwelling older adults. 6 s. Physiotherapy Research International . Vol. 24.

Ormstad, Heidi Kristin; Bryn, Vesna; Saugstad, Ola Didrik; Skjeldal, Ola; Maes, Michael (2018). Role of the immune system in autism spectrum disorders (ASD). CNS and Neurological Disorders - Drug Targets . Vol. 17.

Bryn, Vesna; Verkerk, Robert; Skjeldal, Ola; Saugstad, Ola Didrik; Ormstad, Heidi Kristin (2018). Kynurenine pathway in autism spectrum disorders in children. Neuropsychobiology . Vol. 76.
https://www.karger.com/Article/Pdf/488157

Moen, Kjersti; Ormstad, Heidi Kristin; Wang-Hansen, Marte Sofie; Brovold, Therese (2018). Physical function of elderly patients with multimorbidity upon acute hospital admission versus 3 weeks post-discharge. Disability and Rehabilitation . Vol. 40.

De Doncker, William; Dantzer, Robert; Ormstad, Heidi Kristin; Kuppuswamy, Annapoorna (2017). Mechanisms of poststroke fatigue. 7 s. Journal of Neurology, Neurosurgery and Psychiatry .

Kanchanatawan, Buranee; Sirivichayakul, Sunee; Ruxrungtham, Kiat; Carvalho, Andre F; Geffard, Michel; Ormstad, Heidi Kristin; Anderson, George; Maes, Michael (2017). Deficit, but not nondeficit, schizophrenia is characterized by mucosa-associated activation of the tryptophan catabolite (TRYCAT) pathway with highly specific increases in IgA responses directed to picolinic, xanthurenic, and quinolinic acid. Molecular Neurobiology . Vol. 55.

Strandli, Elin Aarø; Skovdahl, Kirsti-Iren; Kirkevold, Øyvind; Ormstad, Heidi Kristin (2016). Inn på tunet - et helsefremmende tilbud - En studie om ektefellers opplevelse med dagaktivitetstilbud for personer med demens. Tidsskrift for omsorgsforskning . Vol. 2.

Bryn, Vesna; Aass, Hans Christian; Skjeldal, Ola; Isaksen, Jørn; Saugstad, Ola Didrik; Ormstad, Heidi Kristin (2016). Cytokine profile in autism spectrum disorders in children. Journal of Molecular Neuroscience . Vol. 61.

Ormstad, Heidi Kristin; Dahl, Johan; Verkerk, Robert; Andreassen, Ole Andreas; Maes, Michael (2016). Increased plasma levels of competing amino acids, rather than lowered plasma tryptophan levels, are associated with a non-response to treatment in major depression. European Neuropsychopharmacology . Vol. 26.

Dahl, Johan; Ormstad, Heidi Kristin; Aass, Hans Christian; Sandvik, Leiv; Malt, Ulrik Fredrik; Andreassen, Ole Andreas (2016). Recovery from major depressive disorder episode after non-pharmacological treatment is associated with normalized cytokine levels. Acta Psychiatrica Scandinavica . Vol. 134.

Ormstad, Heidi Kristin; Rosness, Tor Atle; Bergem, Astrid Liv Mina; Bjertness, Espen; Strand, Bjørn Heine (2016). Alcohol consumption in the elderly and risk of dementia related death - a Norwegian prospective study with a 17-year follow up. International Journal of Neuroscience . Vol. 126.

Ormstad, Heidi Kristin; Verkerk, Robert (2015). Role of the Kynurenine Pathway in Stroke. Mittal, Sandeep (Red.). Targeting the Broadly Pathogenic Kynurenine Pathway. Chapter. s. 215-232. Springer Publishing Company.
http://link.springer.com/chapter/10.1007/978-3-319...

Ormstad, Heidi Kristin; Eilertsen, Grethe (2015). A biopsychosocial model of fatigue and depression following stroke. Medical Hypotheses . Vol. 85.
http://www.sciencedirect.com/science/article/pii/S...

Ormstad, Heidi Kristin; Verkerk, Robert; Sandvik, Leiv (2015). Serum Phenylalanine, Tyrosine, and their Ratio in Acute Ischemic Stroke: on the Trail of a Biomarker?. Journal of Molecular Neuroscience . Vol. 58.
http://link.springer.com/article/10.1007%2Fs12031-...

Dahl, Johan; Andreassen, Ole Andreas; Verkerk, Robert; Malt, Ulrik Fredrik; Sandvik, Leiv; Brundin, Lena; Ormstad, Heidi Kristin (2015). Ongoing episode of major depressive disorder is not associated with elevated plasma levels of kynurenine pathway markers. Psychoneuroendocrinology . Vol. 56.
http://www.sciencedirect.com/science/article/pii/S...

Eilertsen, Grethe; Ormstad, Heidi Kristin; Kirkevold, Marit; Mengshoel, Anne Marit; Söderberg, Siv; Olsson, Malin (2015). Similarities and differences in the experience of fatigue among People living with fibromyalgia, multiple sclerosis, ankylosing spondylitis and stroke. Journal of Clinical Nursing . Vol. 24.
http://onlinelibrary.wiley.com/doi/10.1111/jocn.12...

Dahl, Johan; Ormstad, Heidi Kristin; Aass, Hans Christian; Malt, Ulrik Fredrik; Bendz, Lil Träskman; Sandvik, Leiv; Brundin, Lena; Andreassen, Ole Andreas (2014). The plasma levels of various cytokines are increased during ongoing depression and are reduced to normal levels after recovery. Psychoneuroendocrinology . Vol. 45.

Ormstad, Heidi Kristin; Verkerk, Robert; Amthor, Karl-Friedrich; Sandvik, Leiv (2014). Activation of the Kynurenine Pathway in the Acute Phase of Stroke and its Role in Fatigue and Depression Following Stroke. Journal of Molecular Neuroscience .

Strand, Bjørn Heine; Langballe, Ellen Melbye; Rosness, Tor Atle; Bergem, Astrid Liv Mina; Engedal, Knut Arne; Nafstad, Per; Tell, Grethe S; Ormstad, Heidi Kristin; Tambs, Kristian; Bjertness, Espen (2014). Age, education and dementia related deaths. The Norwegian Counties Study and The Cohort of Norway. Journal of the Neurological Sciences . Vol. 345.

Ormstad, Heidi; Verkerk, Robert; Aass, Hans Christian; Amthor, Karl-Friedrich; Sandvik, Leiv (2013). Inflammation-Induced Catabolism of Tryptophan and Tyrosine in Acute Ischemic Stroke. Journal of Molecular Neuroscience . Vol. 51.

Eilertsen, Grethe; Ormstad, Heidi Kristin; Kirkevold, Marit (2012). Experiences of poststroke fatigue: qualitative meta-synthesis. Journal of Advanced Nursing .

Ormstad, Heidi Kristin; Aass, Hans Christian Dalsbotten; Amthor, Karl-Friedrich; Lund-Sørensen, Niels; Sandvik, Leiv (2012). Serum levels of cytokines, glucose, and hemoglobin as possible predictors of poststroke depression, and association with poststroke fatigue. International Journal of Neuroscience . Vol. 122.

Ormstad, Heidi Kristin; Rund, Bjørn Rishovd (2011). Prenatale infeksjoner - en mulig risikofaktor for schizofreni. Rund, Bjørn Rishovd (Red.). Schizofreni. kapittel 20. s. 333-349. Hertervig Akademisk.

Ormstad, Heidi Kristin; Aass, Hans Christian; Lund-Sørensen, Niels; Amthor, Karl-Friedrich; Sandvik, Leiv (2011). Serum levels of cytokines and C-reactive protein in acute ischemic stroke patients, and their relationship to stroke lateralization, type, and infarct volume. Journal of Neurology . Vol. 258.

Ormstad, Heidi Kristin; Aass, Hans Christian; Amthor, Karl-Friedrich; Lund-Sørensen, Niels; Sandvik, Leiv (2011). Serum cytokine and glucose levels as predictors of poststroke fatigue in acute ischemic stroke patients. Journal of Neurology . Vol. 258.

Ormstad, Heidi (2008). Migrän : patofysiologi, genetik och behandlingsaspekter. Läkartidningen . Vol. 105.
http://www.lakartidningen.se/07engine.php?articleI...

Nygaard, Unni Cecilie; Ormstad, Heidi; Aase, Audun; Løvik, Martinus (2005). The IgE Adjuvant Effect of Particles: Characterization of the Primary Cellular Response in the Local Lymph Node. Toxicology . Vol. 15.

Instanes, C; Ormstad, Heidi; Rydjord, Britt; Wiker, Harald G; Hetland, G (2004). Mould extracts increase the allergic response to ovalbumin in mice. Clinical and Experimental Allergy . Vol. 34.

Ormstad, Heidi; Groeng, Else-Carin; Duffort, O.; Løvik, Martinus (2003). The effect of endotoxin on the production of IgE, IgG1 and IgG2a antibodies against the cat allergen Fel d 1 in mice. Toxicology . Vol. 188.

Ormstad, Heidi; Løvik, Martinus (2002). Luftforurensning, astma og allergi – betydningen av ulike partikler. Tidsskrift for Den norske legeforening . Vol. 122.

Ormstad, Heidi (2001). Svevestøv i innemiljøet og allergi. Tidsskrift for Den norske legeforening . Vol. 121.

Ormstad, Heidi; Groeng, Else-Carin; Løvik, Martinus; Hetland, Geir (2000). The fungal cell wall component -1,3-glucan has an adjuvant effect on the allergic response to ovalbumin in mice. Journal of Toxicology and Environmental Health, Part A . Vol. 61.

Ormstad, Heidi (2000). Suspended particulate matter in indoor air: Adjuvants and allergen carriers. Toxicology . Vol. 152.

Løchsen, T.; Ormstad, Heidi; Braud, H.; Brodal, Bjørn P; Christiansen, Erling N; Osmundsen, Harald (1999). Effects of Fish Oil and n-3 Fatty Acids on the Regulation of delta9-Fatty Acid Desaturase mRNA and -Activity in Rat Liver. Lipids . Vol. 34.

Ormstad, Heidi; Johansen, Bjørn Vidar; Løvik, Martinus (1998). Airborne house dust particles and diesel exhaust particles as allergen carriers. Clinical and Experimental Allergy . Vol. 28.

Ormstad, Heidi; Gaarder, Per Ivar Brachel; Johansen, Bjørn Vidar; Løvik, Martinus (1998). Airborne house dust elicits a local lymph node reaction and has an adjuvant effect on specific IgE production in the mouse. Toxicology . Vol. 129.

Steinsvik, TE; Ormstad, Heidi; Aaberge, Ingeborg Aase S.; Bjønnes, U; Løvik, Martinus (1998). Human IgE production in hu-PBL-SCID mice injected with birch pollen and diesel exhaust particles. Toxicology . Vol. 128.

Ormstad, Heidi; Gaarder, Per Ivar Brachel; Johansen, Bjørn Vidar (1997). Quantification and characterisation of suspended particulate matter in indoor air. Science of the Total Environment .

Johansen, Bjørn Vidar; Ormstad, Heidi (1997). Evaporated germanium films as support for micro analysis of carbon and silicon containing specimens. Microscopy research and technique (Print). Vol. 38.

Ormstad, Heidi; Namork, Ellen; Gaarder, Per Ivar Brachel; Johansen, Bjørn Vidar (1995). Scanning electron micrography of immunogold labeled antigens (Fel d 1 ) on the surface of airborne house dust particles. JIM - Journal of Immunological Methods . Vol. 187.