Research Topics
| Eric WestmanSummaryAffiliation: Karolinska Institutet Country: Sweden Publications
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Detail Information
Publications
Regional magnetic resonance imaging measures for multivariate analysis in Alzheimer's disease and mild cognitive impairmentEric Westman
Department of Neuroimaging, Institute of Psychiatry, King s College London, De Crespigny Park, London, UK
Brain Topogr 26:9-23. 2013..The appropriate choice of input for multivariate analysis in AD and MCI is of great importance. The results support the use of un-normalised cortical thickness measures and volumes normalised by ICV...
Combining MRI and CSF measures for classification of Alzheimer's disease and prediction of mild cognitive impairment conversionEric Westman
Department of Neuroimaging, Institute of Psychiatry, King s College London, London, UK
Neuroimage 62:229-38. 2012....
Sensitivity and specificity of medial temporal lobe visual ratings and multivariate regional MRI classification in Alzheimer's diseaseEric Westman
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
PLoS ONE 6:e22506. 2011..2) To assess how well the three techniques perform when predicting future conversion from mild cognitive impairment (MCI) to AD...
AddNeuroMed and ADNI: similar patterns of Alzheimer's atrophy and automated MRI classification accuracy in Europe and North AmericaEric Westman
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
Neuroimage 58:818-28. 2011..This demonstrates that the methods used are robust and that large data sets can be combined if MRI imaging protocols are carefully aligned...
Magnetic resonance imaging and magnetic resonance spectroscopy for detection of early Alzheimer's diseaseEric Westman
NIHR Specialist Biomedical Research Centre for Mental Health at South London and Maudsley NHS Foundation Trust, Kings College London, Institute of Psychiatry, London, UK
J Alzheimers Dis 26:307-19. 2011..Adding MRS measures to a multivariate analysis of MRI measures resulted in significantly better classification than using MRI measures alone. The method shows strong potential for discriminating between Alzheimer's disease and controls...
In vivo 1H-magnetic resonance spectroscopy can detect metabolic changes in APP/PS1 mice after donepezil treatmentEric Westman
Department of Neurobiology, Health Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
BMC Neurosci 10:33. 2009..The aim of this study was to investigate if multivariate data analysis could detect changes in the pattern of the metabolic profile after donepezil treatment...
Combining MRI and MRS to distinguish between Alzheimer's disease and healthy controlsEric Westman
Department of Neurobiology, Care Sciences and Society, Section of Clinical Geriatrics, Karolinska Institutet, Karolinska University Hospital, Huddinge, Stockholm, Sweden
J Alzheimers Dis 22:171-81. 2010..The OPLS method shows strong potential for discriminating between Alzheimer's disease and controls...
Multivariate analysis of MRI data for Alzheimer's disease, mild cognitive impairment and healthy controlsEric Westman
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
Neuroimage 54:1178-87. 2011..Combining the different MRI measures together resulted in a significantly better classification than using them separately. OPLS also shows potential for predicting conversion from MCI to AD...
The AddNeuroMed framework for multi-centre MRI assessment of Alzheimer's disease: experience from the first 24 monthsAndrew Simmons
NIHR Specialist Biomedical Research Centre for Mental Health at the South London and Maudsley NHS Foundation Trust and King s College London, London, UK
Int J Geriatr Psychiatry 26:75-82. 2011..To describe the AddNeuroMed imaging framework for multi-centre magnetic resonance imaging (MRI) assessment of longitudinal changes in Alzheimer's disease and report on early results from the first 24 months of the project...
MRI measures of Alzheimer's disease and the AddNeuroMed studyAndrew Simmons
NIHR Specialist Biomedical Research Centre for Mental Health at the South London and Maudsley NHS Foundation Trust and King s College London and the MRC Centre for Neurodegeneration, King s College London, Institute of Psychiatry, London SE5 8AF, United Kingdom
Ann N Y Acad Sci 1180:47-55. 2009..Measurements of normalized whole brain volume, whole brain cortical thickness, and point-by-point group-based cortical thickness measurements, demonstrating the power of the automated image analysis techniques employed, are reported...
Age related changes in brain metabolites observed by 1H MRS in APP/PS1 miceJohanna Oberg
Department of Clinical Science, Intervention and Technology, Karolinska Institutet, 14186 Stockholm, Sweden
Neurobiol Aging 29:1423-33. 2008..First differences in metabolite content were readily seen at 2.5 months, when volume defects in tg mice were present, but no amyloid plaques...
Different multivariate techniques for automated classification of MRI data in Alzheimer's disease and mild cognitive impairmentCarlos Aguilar
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden Electronic address
Psychiatry Res 212:89-98. 2013..The value of the multivariate models derived from the classification of AD vs. CTL was shown to be robust and efficient in the identification of MCI converters...
Entorhinal cortex thickness predicts cognitive decline in Alzheimer's diseaseLatha Velayudhan
King s College London, Institute of Psychiatry, London and NIHR Biomedical Research Centre for Mental Health, London, UK
J Alzheimers Dis 33:755-66. 2013..Focusing on structural analyses that predict decline can identify those individuals at greatest risk for future cognitive loss. This may have potential for increasing the efficacy of early intervention...
Association of plasma clusterin concentration with severity, pathology, and progression in Alzheimer diseaseMadhav Thambisetty
King s College London, Institute of Psychiatry, De Crespigny Park, London SE5 8AF, England
Arch Gen Psychiatry 67:739-48. 2010..Blood-based analytes may be indicators of pathological processes in Alzheimer disease (AD)...
Reorganization of sensory processing below the level of spinal cord injury as revealed by fMRIToshiki Endo
Department of Neuroscience, Karolinska Institutet, 17177, Stockholm, Sweden
Exp Neurol 209:155-60. 2008..Combining brain and spinal cord fMRI allows the visualization of neuronal activities along the entire neuroaxis and thereby an evaluation of the different plastic responses to CNS injuries that occur in the brain and the spinal cord...
1H-MRS in spinal cord injury: acute and chronic metabolite alterations in rat brain and lumbar spinal cordMatthias Erschbamer
Department of Neuroscience, Karolinska Institutet, Retzius vag 8, SE 171 77 Stockholm, Sweden
Eur J Neurosci 33:678-88. 2011..We provide evidence for dynamic temporal changes at both ends of the neuraxis, cortex cerebri and distal spinal cord, while deep brain areas appear less affected...
Carbamazepine treatment recovered low N-acetylaspartate+N-acetylaspartylglutamate (tNAA) levels in the megencephaly mouse BALB/cByJ-Kv1.1(mceph/mceph)Eric Westman
Department of Neurobiology, Health Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
Neurobiol Dis 26:221-8. 2007..Furthermore, CBZ treatment recovered tCho and tNAA levels in mceph/mceph. Thus, distinct differences in MRS spectra between mceph/mceph and wt mice were depicted and treatment effects of CBZ were monitored using MRS...
Kv1.1 null mice have enlarged hippocampus and ventral cortexAnn Sophie Persson
Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden
BMC Neurosci 8:10. 2007..1 are known to cause episodic ataxia type 1 and temporal lobe epilepsy. Mice that express a malfunctional, truncated Kv1.1 (BALB/cByJ-Kv1.1mceph/mceph) show a markedly enlarged hippocampus and ventral cortex in adulthood...
Multispectral MRI segmentation of age related white matter changes using a cascade of support vector machinesSoheil Damangir
Department of Neurobiology, Care Sciences and Society, Division of Clinical Geriatrics, Karolinska Institutet, Stockholm, Sweden
J Neurol Sci 322:211-6. 2012..This is a completely competitive and fast automatic segmentation framework, capable of using different input sequences, without changes or restrictions of the image analysis algorithm...
Cognitive impairment in patients with Parkinson's disease: diagnosis, biomarkers, and treatmentPer Svenningsson
Centre for Molecular Medicine, Department of Neurology and Clinical Neuroscience, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden
Lancet Neurol 11:697-707. 2012..Whether these or other treatments can delay the progression from mild cognitive impairment to dementia in Parkinson's disease is a key research question...
Is the subcallosal medial prefrontal cortex a common site of atrophy in Alzheimer's disease and frontotemporal lobar degeneration?Olof Lindberg
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet Stockholm, Sweden
Front Aging Neurosci 4:32. 2012..Atrophy of the SMPC may thus be affected by either initial temporal or initial frontal atrophy, making it a common site of frontal atrophy in the dementia subtypes investigated...
Glucose metabolism and PIB binding in carriers of a His163Tyr presenilin 1 mutationMichael Scholl
Division of Alzheimer Neurobiology, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
Neurobiol Aging 32:1388-99. 2011..Global cortical CMRglc and cognition were distinctly decreased. PIB binding was comparable with sporadic AD patterns but showing slightly higher striatal levels...
Ratio of Aβ42/P-tau181p in CSF is associated with aberrant default mode network in ADXiaozhen Li
Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden
Sci Rep 3:1339. 2013..This finding implicates that the brain functional connectivity within DMN is affected by pathological changes at early stage in AD. This may provide a better understanding of AD pathology progression and improve AD diagnosis...
Blood oxygenation level-dependent visualization of synaptic relay stations of sensory pathways along the neuroaxis in response to graded sensory stimulation of a limbJohan Lilja
Department of Neuroscience, Karolinska Institutet, S-171 76 Stockholm, Sweden
J Neurosci 26:6330-6. 2006..Rat spinal cord fMRI should become a useful tool in experimental spinal cord injury and pain research...
