CSHC - Center for the Study of Human Cognition

2011, in press

Dittrich, W.H., W.,Johansen, T., Fineberg, N.A. & Landrø, N.I. (2011). Cognitive performance and specific deficits in OCD symptom dimensions: II. Spatial memory and impaired recognition of visuospatial object locations. German Journal of Psychiatry. In press.

Dittrich, W.H., Johansen, T., Landrø, N.I. & Fineberg, N.A. (2011). Cognitive performnace and specific deficits in OCD symptom dimensions: III. Decision-making and impairments in risky choices. German Journal of Psychiatry. In press.

Nilsen, H.K., Landrø, N.I., Kaasa, S., Jensen, G.D., Fayers, P. & Borcgrevink, P.C.(2011). Driving functions in a video simulator in chronic non-malignant pain patients using and not using codeine. European Journal of Pain, In press

Nordvik, J.E., Schanke, A-K.& Landrø, N.I.(2011). Errorless learning and working memory: The impact of errors, distractors and memory span load on immediate recall in healthy adults. Journal of Clinical and Experimental Neuropsychology, In press.

Lyche, P., Jonassen, R., Stiles, T.C., Ulleberg, P. & Landrø, N.I. (2010). Verbal memory functions in unipolar major depression with and without co-morbid anxiety disorders. The Clinical Neuropsychologist. In press.

Nordvik, J.E., Schanke, A-K-, Walhovd, K., Fjell, A., Grydeland, H. & Landrø, N.I. (2011). Exploring the relationship between white matter micostructure and working memory following stroke: A single case study of computerized cognitive training. Neurocase, In press.

Fikke, L., Melinder, A. & Landrø, N.I. (2011). Executive functions are impaired in adolescents engaging in non-suicidal self harming. Psychological Medicine, 41, 601-611.

Lyche, P.E., Jonassen, R., Stiles, T.C., Ulleberg, P. & Landrø, N.I. (2011), Attentional functions in MDD with or without co-morbid anxiety. Archives of Clinical Neuropsychology, 26, 38-47. 

2010 

Walderhaug, E., Herman, A.I., Magnusson, A., Morgan, M.J. & Landrø, N.I. (2010). The short (s) allele of the serotonin transporter polymorphism and acute tryptophan depletion both increase impulsivity in men. Neuroscience Letters, 473, 208-211.

Dittrich, W.H., Johansen, T., Landrø, N.I., Fineberg, N.A, Goder, Y.M. (2010). Cognitive performance and specific deficits in OCD symptoms: I. Olfactory perception and impaired recognition of disgust. German Journal of Psychiatry, 13, 127-139.

Smestad, C., Sandvik, L., Landrø, N.I. & Gulowsen Celius, E. (2010). Cognitive impairment after three decades of multiple sclerosis. European Journal of Neurology, 17, 499-505.

Kesmodel, U.S., Underbjerg, M., Kilburn Røndrup, T., Bakketeig, L., Lykke Mortensen, E., Landrø, N.I., Schendel, D., Bertrand, J., Grove, J., Ebrahim, S. & Thorsen, P. (2010). Lifestyle during pregnancy; Neurodevelopmental effects at 5 years of age – the design and implementation of a prospective study. Scandinavian Journal of Public Health, 38, 209-19.

Nilsen, H.K., Stiles T.C., Landrø, N.I., Fors, E.A., Kaasa, S. & Borchgrevink, P.C. (2010) Patients with problematic opioid use can be weaned from codeine without pain escalation. Acta Anaesthesiologica Scandinavica, 54, 571-79

Lyche, P., Jonassen, R., Stiles, T.C., Ulleberg, P. & Landrø, N.I. (2010). Cognitive control functions in unipolar major depression (MDD) with and without co-morbid anxiety disorder. Frontiers in Affective Disorders. Published online 21/12 2010. Doi: 10.2289/psyt.2010.00149 

2009 

Landrø, N.I., Jonassen, R., Lyche, P., Neumeister, A., Stiles, T.C. & Endestad, T. (2009). Male-female serotonin transporter polymorphisms and emotion processing. Frontiers in Neuroscience, 3, 244-245.

Haaland Øksendal, V., Esperaas, L. & Landrø, N.I. (2009). Selective deficit in executive functions among patients with borderline personality disorder. Psychological Medicine, 39,10, 1733-1743.

Varga, M., Babovic, A, Flekkøy, K., Rønneberg, U., Landrø, N. I., David, A.S. & Opjordsmoen, S. (2009). Reduced insight in bipolar I disorder: Neurofunctional and neurostructural correlates. A preliminary study. Journal of Affective Disorders, 116, 56-63

Erichsen, A.K., Server, A., Landrø, N.I., Sandvik, L. & Tallaksen, C.M.E. (2009). Proton magnetic resonance spectroscopy and cognition in patients with spastin mutations. Journal of the Neurological Sciences, 277, 1-196.

Haaland Øksendal, V. & Landrø, N.I. (2009). Pathological dissociation and neuropsychological functioning in borderline personality disorder. Acta Psychiatrica Scandinavica, 119, 333-416. 

Amin, Z., Kanarek, K., Krupitsky, E., Walderhaug, E., Ilomäki, R., Blumberg, H., Price, L.H., Bhagwagar, Z., Carpenter, L.L., Tyrka, A.R., Magnusson, A., Landrø, N.I., Zvartau, E., Gelernter, J., Epperson, C.N., Räsänen P., Siironen, J. & Lappalainen, J. (2009). A sequencing-based survey of functional APAF1 alleles in a large sample of individuals with affective illness and population controls. American Journal of Medical Genetics Part B:Neuropsychiatric Genetics. 135B, 332-335.

2008 

Landrø, N.I. & Ueland, T. Verbal memory and verbal fluency in adolescents with schizophrenia spectrum disorders. Psychiatry and Clinical Neurosciences, 62, 627-57.

Walderhaug, E., Landrø, N.I., & Magnusson, A. (2008).  A synergic effect between lowered serotonin and novel situations on impulsivity measured by CPT. Journal of Clinical and Experimental Neuropsychology, 30, 204-11.

Figved, N., Benedict, R., Klevan, G., Myhr, K.M., Nyland, H.I., Landrø, N.I., Larsen, J.P. & Aarsland, D. (2008). Relationship of cognitive impairment to psychiatric symptoms in multiple sclerosis. Multiple Sclerosis, 14, 1084-1090.

Landrø, N.I. & Andersson, S. (2008). Nevropsykologiske aspekter ved stemningslidelser. Journal of the Norwegian Psychological Society, 45, 1155-1163.  

Walderhaug, E., Landrø, N.I., & Magnusson, A. (2008). A synergic effect between lowered serotonin and novel situations on impulsivity measured by CPT. Journal of Clinical and Experimental Neuropsychology , 30, 204-11.

Figved, N., Benedict, R., Klevan, G., Myhr, K.M., Nyland, H.I., Landrø, N.I., Larsen, J.P. & Aarslabnd, D. (2008). Relationship of cognitive impairment to psychiatric symptoms in multiple sclerosis. Multiple Sclerosis, 14, 1084-1090.

Landrø, N.I. & Andersson, S. (2008). Nevropsykologiske aspekter ved stemningslidelser. Tidsskrift for Norsk Psykologforening, 45, 1155-1163

Haaland Øksendal V.& Landrø, N.I. (2007). Decision making as measured with the Iowa Gambling Task in patients with borderline personality disorder. Journal of the International Neuropsychological Society, 13, 699-703.

Walderhaug, E., Magnusson, A., Neumeister, A., Lappalainen, J., Refsum, H., Lunde, H. & Landrø, N.I. (2007). Interactive effects of sex and 5-HTTLPR and impulsivity during tryptophan depletion in healthy people. Biological Psychiatry, 62, 593-99.

Fredheim, O.M.S., Kaasa, S., Dale, O., Klepstad, P., Landrø, N.I. & Borchgrevink, P.C. (2006). Opioid switching from oral slow release morphine to oral methadone may improve pain control in chronic non-malignant pain: a nine-month follow-up. Palliative Medicine, 29, 35-41.

Egeland, J., Landrø, N.I., Tjemsland, E. & Walbaekken, K. (2006). Norwegian norms and factor-structure of phonemic and semantic word list generation. The Clinical Neuropsychologist, 20, 716-728.

Rund,B.R., Sundet, K.S., Asbjørnsen, A., Egeland, J., Landrø, N.I., Lund, A., Roness, A., Stordal, K.I. & Hugdahl, K. (2006). Neuropsychological test profiles in schizophrenia and non-psychotic depression. Acta Psychiatrica Scandinavica, 113, 350-59.

Egeland, J., Landrø, N.I., Sundet, K., Asbjørnsen, A., Lund, A., Roness, A. & Rund, B.R. (2005). Validation of distinct amnesic and executive type memory deficit in a psychiatric sample based on retrieval performance. Scandinavian Journal of Psychology 46, 201-208.

Stordal, K., Lundervold, A.J., Mykletun, A., Asbjørnsen, A., Bringer, E., Egeland, J., Hammar, A., Landrø, N.I., Roness, A., Rund, B.R. and Lund, A. (2005). Frequency and characteristics of recurrent major depressed patients with unimpaired executive functions. World Journal of Biological Psychiatry, 6, 36-44.

Egeland, J., Lund, A., Landrø, N.I., Rund, B.R., Sundet, K., Asbjørnsen, A., Mjellem, N., Roness, A. & Stordal, K. (2005). Cortisol levels predicts executive and memory function in Depression, symptom level predicts psychomotor speed. Acta Psychiatrica Scandinavica, 112, 434-441.

Egeland, J. & Landrø, N.I. (2005). Hukommelsesforstyrrelser ved schizofreni. I Rund, B.R. (Red.) Schizofreni (119-137). Hertervig Forlag, Stavanger.

Egeland, J., Sundet, K., Landrø, N.I. et al. (2005). Validering av normer for importerte tester av oppmerksomhet og hukommelse. Tidsskrift for Norsk Psykologforening 42, 99-105.

Stordal, K, Lundervold, A., Mykletun, A., Asbjørnsen, A, Egeland, J., Hugdahl, K., Landrø, N.I., Lund, A., Roness, A. & Rund, B.R. Executive functioning in major depression and schizophrenia: is impairment determined by general psychopathology or diagnosis (2005). Acta Psychiatrica Scandinavica 11, 22-28.

Rund, B.R., Egeland, J., Sundet, K., Asbjørnsen, A., Hugdahl, K., Landrø, N.I., Lund, A ., Roness, A. & Stordal, K. (2004). Early visual information processing in schizophrenia compared to recurrent depression. Schizophrenia Research 68, 11-118.

Hugdahl, K., Rund, B.R., Lund, A., Asbjørnsen, A., Egeland, J., Landrø, N.I.., Roness, A., Stordal, K., Sundet, K., Thomsen, T. & Weis, S. (2004). fMRI brain activation to a mental arithmetic task in schizophrenia and major depression. American Journal of Psychiatry 161, 286-293.

Landrø, N.I., Sletvold, H., & Gulowsen Celius, E. (2004). Depressive symptoms account for deficient information processing speed but not for impaired working memory in early phase multiple sclerosis (MS). Journal of the Neurological Sciences 217, 211-216.

Egeland, J., Rund, B.R., Sundet, K., Landrø, N.I. et al. (2004). Prosesseringstempo og oppmerksomhet ved schizofreni og depresjon. Tidsskrift for Norsk Psykologforening 41, 522-530.

Egeland, J., Rund, B.R., Sundet, K., Landrø, N.I. et al. (2004). Frekvens av oppmerksomhet- og hukommelsesvansker ved schizofreni og depresjon. Tidsskrift for Norsk Psykologforening 41, 795-803.

Ueland,T., Øie, M., Landrø, N.I. & Rund, B.R. (2004). Cognitive functioning in adolescents with schizophrenia spectrum disorders. Psychiatry Research 126, 229-239.

Hugdahl, K., Asbjørnsen, A., Egeland, J., Lund, A., Kroken, R. Landrø, N.I., Roness, A., Rund, B.R., Stordal, K., & Sundet, K. (2003). Attentional and executive dysfunctions in schizophrenia and depression: Evidence from dichotic listening performance. Biological Psychiatry 53, 609-616.

Egeland, J., Sundet, K., Rund, B.R., Asbjørnsen, A., Hugdahl, K., Landrø, N.I., Lund, A., Roness, A., & Stordal, K. (2003). Sensitivity and specificity of memory dysfunction in schizophrenia: A comparison with major depression. Journal of Clinical and Experimental Neuropsychology 25, 79-93.

Stordal, K., Lundervold, A., Egeland, J., Mykletun, A., Asbjørnsen, A., Hugdahl, K., Landrø, N.I., Roness, A., Rund, B.R., Sundet, K., Ødegaard, K., & Lund, A. (2003). Impairment of executive functions in young patients with recurrent unipolar depression. Nordic Journal of Psychiary 58, 41-47.

Egeland, J., Rund, B.R., Sundet, K., Landrø, N.I., Asbjørnsen, A., Lund, A., Roness, A., Stordal, K., & Hugdahl, K. (2003). Attention profile in schizophrenia and depression: Differential effects of processing speed, attention and fatigue. Acta Psychiatrica Scandinavica 108, 276-284.

Lund, A., Thomsen, T., Kroken, R., Smievoll., Landrø, N.I., Barndon, R., Ersland, L., Iversen, J., Sundet, K., Lundervoll, A., Asbjørnsen, A., Rund, B.R., & Hugdahl, K. (2001). "Normalization" of brain activation in schizophrenia. A functional magnetic resonance (fMRI) study of a schizophrenic mother and her schizophrenic son before and after treatment with olanzapine. Schizophrenia Research 58, 333-335.

Walderhaug, E., Lunde,H., Nordvik, J.E., Landrø, N.I., Refsum, H., & Magnusson, A. (2002). Lowering of serotonin by rapid tryptophan depletion increases impulsiveness in healthy individuals. Psychopharmacology 164, 385-391.

2001.

Landrø, N.I., Rund, B.R., Lund, A., Sundet, K., Mjellem, N., Asbjørnsen, A., Thomsen, T., Ersland, L., Lundervold, A., Smievoll, A.I., Egeland, J., Stordal, K., Roness, A., & Hugdahl, K. (2001). Honig’s model of working memory and brain activation: An fMRI study. NeuroReport 12, 4047-4053.

Landrø, N.I., Pape-Ellefsen, E., Hagland, K.O., & Odland, T. (2001). Memory deficits in young schizophrenics with normal general intellectual function. Scandinavian Journal of Psychology 42, 459-466.

Landrø, N.I., Stiles, T.C., & Sletvold, H. (2001). Neuropsychological function in nonpsychotic unipolar depression. Neuropsychiatry, Neuropsychology and Behavioral Neurology 14, 233-240.

Hugdahl, K., Rishovd Rund, B., Lund, A., Landrø, N. I., Sundet, K., Ersland, L., Smievoll, A. I., Lundervold, A., Thomsen, T., Roness, A., Stordal, K., Egeland, J., Mjellem, N., Sundberg, H., & Asbjørnsen, A. (2000). Working memory and schizophrenia. Nordisk Psykologi 52, 277-293.

Landrø, N. I., Sletvold, H., & Gulowsen Celius, E. (2000). Memory functioning and emotional changes in early phase multiple sclerosis. Archives of Clinical Neuropsychology, 15, 37-46.