• E-postL.Ersland@uib.no
  • Besøksadresse
    Jonas Lies vei 91
    5009 Bergen
  • Postadresse
    Postboks 7807
    5020 Bergen
Vitenskapelig artikkel
  • Vis forfatter(e) (2023). Similarities and differences between intermittent and continuous resting-state fMRI. Frontiers in Human Neuroscience. 12 sider.
  • Vis forfatter(e) (2023). Electroconvulsive therapy triggers a reversible decrease in brain N-acetylaspartate. Frontiers in Psychiatry.
  • Vis forfatter(e) (2022). Neural Activation in the Ventromedial Prefrontal Cortex Precedes Conscious Experience of Being in or out of a Transient Hallucinatory State. Schizophrenia Bulletin. 1-10.
  • Vis forfatter(e) (2022). Default mode network alterations underlie auditory verbal hallucinations in schizophrenia. Journal of Psychiatric Research. 24-32.
  • Vis forfatter(e) (2022). Comparison of seven modelling algorithms for γ-aminobutyric acid–edited proton magnetic resonance spectroscopy. NMR in Biomedicine.
  • Vis forfatter(e) (2021). Simultaneous measurement of the BOLD effect and metabolic changes in response to visual stimulation using the mega-press sequence at 3 T. Frontiers in Human Neuroscience.
  • Vis forfatter(e) (2021). Negative valence of hallucinatory voices as predictor of cortical glutamatergic metabolite levels in schizophrenia patients. Brain and Behavior.
  • Vis forfatter(e) (2021). Glutamate- and GABA-Modulated Connectivity in Auditory Hallucinations—A Combined Resting State fMRI and MR Spectroscopy Study. Frontiers in Psychiatry. 1-10.
  • Vis forfatter(e) (2021). Frequency drift in MR spectroscopy at 3T. NeuroImage. 13 sider.
  • Vis forfatter(e) (2021). Combined fMRI region- and network-analysis reveal new insights of top-down modulation of bottom-up processes in auditory laterality. Frontiers in Behavioral Neuroscience. 1-13.
  • Vis forfatter(e) (2020). Hallucinating schizophrenia patients have longer left arcuate fasciculus fiber tracks: a DTI tractography study. Psychiatry Research : Neuroimaging. 1-7.
  • Vis forfatter(e) (2020). Dynamic switching between intrinsic and extrinsic mode networks as demands change from passive to active processing. Scientific Reports. 1-10.
  • Vis forfatter(e) (2020). Comparison of Multivendor Single-Voxel MR Spectroscopy Data Acquired in Healthy Brain at 26 Sites. Radiology.
  • Vis forfatter(e) (2020). Anterior cingulate gamma-aminobutyric acid concentrations and electroconvulsive therapy. Brain and Behavior. 1-11.
  • Vis forfatter(e) (2019). No effects of anodal tDCS on local GABA and GLx levels in the left posterior superior temporal gyrus. Frontiers in Neurology. 1-10.
  • Vis forfatter(e) (2019). Multi-vendor standardized sequence for edited magnetic resonance spectroscopy. NeuroImage. 425-431.
  • Vis forfatter(e) (2019). MEGA-PRESS and PRESS measure oxidation of glutathione in a phantom. Magnetic Resonance Imaging. 32-37.
  • Vis forfatter(e) (2019). Intra-Regional Glu-GABA vs Inter-Regional Glu-Glu Imbalance: A 1H-MRS Study of the Neurochemistry of Auditory Verbal Hallucinations in Schizophrenia. Schizophrenia Bulletin.
  • Vis forfatter(e) (2019). Dynamic up- and down-regulation of the default (DMN) and extrinsic (EMN) mode networks during alternating task-on and task-off periods. PLOS ONE. 1-15.
  • Vis forfatter(e) (2019). Big GABA II: Water-referenced edited MR spectroscopy at 25 research sites. NeuroImage. 537-548.
  • Vis forfatter(e) (2018). Prefrontal glutamate levels predict altered amygdala–prefrontal connectivity in traumatized youths. Psychological Medicine. 1-9.
  • Vis forfatter(e) (2018). Cerebral functional magnetic resonance imaging and multifocal visual evoked potentials in a patient with unexplained impairment of visual function: A case report. Case Reports in Ophthalmology. 269-278.
  • Vis forfatter(e) (2018). A multi-center study on human brain glutathione conformation using magnetic resonance spectroscopy. Journal of Alzheimer's Disease. 517-535.
  • Vis forfatter(e) (2017). Within- and between-session reproducibility of GABA measurements with MR spectroscopy. Journal of Magnetic Resonance Imaging. 421-430.
  • Vis forfatter(e) (2017). The impact of traumatic stress on Pavlovian biases. Psychological Medicine. 327-336.
  • Vis forfatter(e) (2017). The Global ECT-MRI Research Collaboration (GEMRIC): Establishing a multi-site investigation of the neural mechanisms underlying response to electroconvulsive therapy. NeuroImage: Clinical. 422-432.
  • Vis forfatter(e) (2017). Glutathione Conformations and Its Implications for in vivo Magnetic Resonance Spectroscopy. Journal of Alzheimer's Disease. 537-541.
  • Vis forfatter(e) (2017). Big GABA: Edited MR spectroscopy at 24 research sites. NeuroImage. 32-45.
  • Vis forfatter(e) (2015). Glutamate as a mediating transmitter for auditory hallucinations in schizophrenia: A 1H MRS study. . Schizophrenia Research. 252-260.
  • Vis forfatter(e) (2015). Effects of ECT in treatment of depression: Study protocol for a prospective neuroradiological study of acute and longitudinal effects on brain structure and function. BMC Psychiatry. 10 sider.
  • Vis forfatter(e) (2015). Default-mode network functional connectivity is closely related to metabolic activity. Human Brain Mapping. 2027-2038.
  • Vis forfatter(e) (2015). Brain MR spectroscopy in autism spectrum disorder—the GABA excitatory/inhibitory imbalance theory revisited. Frontiers in Human Neuroscience. 1-12.
  • Vis forfatter(e) (2014). Plasticity and response to action observation: A longitudinal fMRI study of potential mirror neurons in patients with subacute stroke. Neurorehabilitation and Neural Repair. 874-884.
  • Vis forfatter(e) (2014). Assessment of Exocrine Pancreatic Function by Secretin-Stimulated Magnetic Resonance Cholangiopancreaticography and Diffusion-Weighted Imaging in Healthy Controls. Journal of Magnetic Resonance Imaging. 448-454.
  • Vis forfatter(e) (2013). Hvordan oppleves MR-undersøkelser av barn? Tidsskrift for Norsk Psykologforening. 208-213.
  • Vis forfatter(e) (2013). Dichotic listening, executive functions and grey matter cortical volume in patients with schizophrenia and healthy controls. Scandinavian Journal of Psychology. 443-450.
  • Vis forfatter(e) (2012). No effects of MRI scan on male reproduction hormones. Reproductive Toxicology. 133-139.
  • Vis forfatter(e) (2012). Autism spectrum disorder, functional MRI and MR spectroscopy: possibilities and challenges. Microbial Ecology in Health and Disease.
  • Vis forfatter(e) (2012). A forced-attention dichotic listening fMRI study on 113 subjects. Brain and Language. 240-247.
  • Vis forfatter(e) (2011). Selectively reduced posterior corpus callosum size in a population-based sample of young adults born with low birth weight. American Journal of Neuroradiology. 970-975.
  • Vis forfatter(e) (2011). Adults with attention-deficit/hyperactivity disorder - a brain magnetic resonance spectroscopy study. Frontiers in Psychiatry. 8 sider.
  • Vis forfatter(e) (2010). Working memory deficit in dyslexia: behavioral adn fMRI evidence. International Journal of Neuroscience. 51-59.
  • Vis forfatter(e) (2010). Localized cerebral energy failure in DNA polymerase gamma-associated encephalopathy syndromes. Brain. 1428-1437.
  • Vis forfatter(e) (2010). Executive working memory processes in dyslexia: Behavioral and fMRI evidence. Scandinavian Journal of Psychology. 192-202.
  • Vis forfatter(e) (2009). Dyslexic children show short-term memory deficits in phonological storage and serial rehearsal: An fMRI study. International Journal of Neuroscience. 2017-2043.
  • Vis forfatter(e) (2008). Separating the effects of alcohol and expectancy on brain activation: An fMRI working memory study. NeuroImage. 1587-1596.
  • Vis forfatter(e) (2008). An fMRI study of phonological and spatial working memory using identical stimuli. Scandinavian Journal of Psychology. 393-401.
  • Vis forfatter(e) (2008). A new verbal reports fMRI dichotic listening paradigm for studies of hemispheric asymmetry. NeuroImage. 902-911.
  • Vis forfatter(e) (2007). Pancreatic lipomatosis is a structural marker in nondiabetic children with mutations in carboxyl-Ester lipase. Diabetes. 444-449.
  • Vis forfatter(e) (2007). Increased parietal and frontal activation after remission from recurrent major depression: A repeated fMRI study. Cognitive Therapy and Research. 147-160.
  • Vis forfatter(e) (2007). An fMRI study of working memory for schematic facial expressions. Scandinavian Journal of Psychology. 81-86.
  • Vis forfatter(e) (2006). Sex differences in visuo-spatial processing: An fMRI study of mental rotation. Neuropsychologia. 1575-1583.
  • Vis forfatter(e) (2006). Frontoparietal activation during delayed visuospatial recall in patients with epilepsy due to hippocampal sclerosis. Epilepsy & Behavior. 565-574.
  • Vis forfatter(e) (2005). Processing of conflicting cues in an attention-shift paradigm studied with fMRI. Neuroscience Letters. 138-142.
  • Vis forfatter(e) (2004). fMRI brain activation in a Finnish family with specific language impairment compared with a normal control group. Journal of Speech, Language and Hearing Research. 167-172.
  • Vis forfatter(e) (2004). Dichotic listening reveals functional specificity in prefrontal cortex: an fMRI study. NeuroImage. 211-218.
  • Vis forfatter(e) (2004). Brain localization of attentional control in different age groups by combining functional and structural MRI. NeuroImage. 912-919.
  • Vis forfatter(e) (2004). Brain activation measured with fMRI during a mental arithmetic task in schizophrenia and major depression. American Journal of Psychiatry. 286-293.
  • Vis forfatter(e) (1999). Use of pelvic surface coil MR imaging for assessment of clinically localised prostate cancer with histopathologic correlation. Clinical Radiology. 164-69.
  • Vis forfatter(e) (1999). MRI with an endorectal coil for staging of clinically localised prostate cancer prior to radical prostatectomy. European Journal of Radiology. 29-34.
  • Vis forfatter(e) (1999). Left frontal activation during a semantic categorization task: An fMRI-study. International Journal of Neuroscience. 49-58.
  • Vis forfatter(e) (1996). Phantom limb imagery fingertapping causes primary motor activation: An fMRI study. NeuroReport. 207-210.
  • Vis forfatter(e) (1995). Functional magnetic resonance imaging of primary visual processing using a 1.0 Tesla scanner. International Journal of Neuroscience. 151-168.
  • Vis forfatter(e) (1995). Functional magnetic resonance imaging of primary visual processing using a 1.0 Tesla scanner. International Journal of Neuroscience. 151-168.
  • Vis forfatter(e) (1995). Functional magnetic resonance imaging of primary visual processing using a 1.0 Tesla scanner. International Journal of Neuroscience. 151-168.
Vitenskapelig foredrag
  • Vis forfatter(e) (2011). Plasticity and response to action observation: A longitudinal fMRI study in patients with subcortical stroke.
  • Vis forfatter(e) (2004). Voxel-based group analysis of perfusion images.
  • Vis forfatter(e) (1999). Sex differences in mental rotation: An fMRI study.
  • Vis forfatter(e) (1999). External trigger-input on a conventional clinical scanner used for synchronisation of the EPI sequence to fMRI stilmulus delivery.
  • Vis forfatter(e) (1997). Investigation of a cystic brain lesion using multispectral 3D MRI, tissue classification, and rendering before and after neurosurgery.
  • Vis forfatter(e) (1997). Investigation of a cystic brain lesion using multispectral 3D MRI, tissue classification, and rendering before and after neurosurgery.
  • Vis forfatter(e) (1997). Integrated PC-based instrumentation system for MR sequence-controlled stimulation in fMRI experiments: application with auditory stimulation.
  • Vis forfatter(e) (1996). Brain tissue volumes from multispectral 3D MRI - a comparative study of four classifiers.
  • Vis forfatter(e) (1995). Three-dimensional segmentation and visualization of hydrocephalic brain using multispectral 3D gradient echo acquisitions.
  • Vis forfatter(e) (1995). Cerebrospinal fluid quantification and visulization using 3D multispectral magnetic resonance images.
  • Vis forfatter(e) (2019). Editorial: Predictive imagable biomarkers for neurodegenerative and neurodevelopmental diseases. Frontiers in Neurology. 1-3.
  • Vis forfatter(e) (2019). Cognitive improvement with glutathione supplement in Alzheimer's disease: A way forward. Journal of Alzheimer's Disease. 531-535.
  • Vis forfatter(e) (2013). Quantitative measurement of GABA with clinical MR-Spectroscopy. An in vitro feasibillity study.
  • Vis forfatter(e) (2018). Establishing reliable MR spectroscopy techniques for measuring GABA and Glutathione in the human brain .
  • Vis forfatter(e) (1992). Design and implementation of a radiation hardened silicon on sapphire (SOS) embedded signal conditioning unit controller (SCUC) for the RAPID instrument on the Cluster satellites.
  • Vis forfatter(e) (2010). Localized cerebral energy failure in mitochondrial polymerase gamma-associated encephalopathy. European Journal of Neurology. 71-71.
  • Vis forfatter(e) (2018). Measurement bias under functional spectroscopy conditions: A simulation study.
  • Vis forfatter(e) (2014). Emotional conflict Processing in Survivors of the 2011 Oslo and Utøya terror attack; Behavioural and fMRI data.
  • Vis forfatter(e) (2006). Functional spectroscopy: A new experimental method in exploring the Glutamate-Glutamine cycle in the human brain.
  • Vis forfatter(e) (2005). Functional spectroscopy: A new experimental method in exploring the Glutamate-Glumamine cycle in the human brain.
  • Vis forfatter(e) (2005). An fMRI study of phoneme and rhyme judgement.
  • Vis forfatter(e) (2004). Verbal working memory and phonological processing: An fMRI study.
  • Vis forfatter(e) (2004). Brain activation to auditory and visual stimuli - An fRMI study.
  • Vis forfatter(e) (2004). Application of Voxel-Based Group Analysis in a small group of former professional deep-sea divers.
  • Vis forfatter(e) (1998). fMRI instrumentation package to synchronise stimulus delivery and image acquisition on a conventional clinical scanner.
  • Vis forfatter(e) (1998). Left frontal activation during a semantic categorization task: An fMRI study.
Vitenskapelig oversiktsartikkel/review
  • Vis forfatter(e) (2021). Magnetic resonance spectroscopy in depressed subjects treated with electroconvulsive therapy—A systematic review of literature. Frontiers in Psychiatry. 1-10.

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