Research Topics
| Anders SkinningsrudSummaryAffiliation: University of Oslo Country: Norway Publications
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Detail Information
Publications
Multimodal imaging of the self-regulating developing brainAnders M Fjell
Department of Psychology, University of Oslo, 0373 Oslo, Norway
Proc Natl Acad Sci U S A 109:19620-5. 2012..The results underscore the need for integration of different aspects of brain maturation to understand the foundations of cognitive development...
A multi-modal investigation of behavioral adjustment: post-error slowing is associated with white matter characteristicsAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Pb 1084, 0317 Oslo, Norway
Neuroimage 61:195-205. 2012..It is concluded that individual differences in WM characteristics can partly explain why some people are better at adjusting their behavior in response to poor performance than others...
Life-span changes in P3aAnders M Fjell
Institute of Psychology, University of Oslo, Oslo, Norway
Psychophysiology 41:575-83. 2004..P3a seems selectively more impaired with age than P3b, but this impairment seems less pronounced at Fz than at Cz and Pz. There is a need for complex theoretical integration of these and previous findings...- One-year brain atrophy evident in healthy agingAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, 0317 Oslo, Norway
J Neurosci 29:15223-31. 2009..Finally, atrophy was found to accelerate with increasing age, and this was especially prominent in areas vulnerable to AD. Thus, it is possible that the accelerating atrophy with increasing age is due to preclinical AD... - When does brain aging accelerate? Dangers of quadratic fits in cross-sectional studiesAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Pb 1094 Blindern, 0317 Oslo, Norway
Neuroimage 50:1376-83. 2010..g. the quadratic model. A nonparametric local smoothing technique (the smoothing spline) was found to be more robust to the effects of different starting ages. The results were replicated in an independent sample of 309 participants... - CSF biomarkers in prediction of cerebral and clinical change in mild cognitive impairment and Alzheimer's diseaseAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, NO 0317 Oslo, Norway
J Neurosci 30:2088-101. 2010..These results indicate that morphometric changes in MCI and AD are not secondary to CSF biomarker changes and that the two types of biomarkers yield complementary information... - Cortical gray matter atrophy in healthy aging cannot be explained by undetected incipient cognitive disorders: a comment on Burgmans et al. (2009)Anders M Fjell
Department of Psychology, University of Oslo, Norway, P B 1094 Blindern, 0317 Oslo, Norway
Neuropsychology 24:258-63; discussion 264-266. 2010..Longitudinally, 1-year atrophy was identified in all tested regions. It is likely that cortical brain atrophy is manifested in cognitively normal elderly without subclinical cognitive disorders... - Structural brain changes in aging: courses, causes and cognitive consequencesAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Norway
Rev Neurosci 21:187-221. 2010.... - New tools for the study of Alzheimer's disease: what are biomarkers and morphometric markers teaching us?Anders M Fjell
Department of Psychology, Center for the Study of Human Cognition, University of Oslo, Oslo, Norway
Neuroscientist 17:592-605. 2011..In conclusion, CSF and MRI biomarkers are extremely important, but it is not known whether they can distinguish events that will lead to AD from events that will not before cognitive reductions are measurable... - Reduced white matter integrity is related to cognitive instabilityAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, 0317 Oslo, Norway
J Neurosci 31:18060-72. 2011..We concluded that performance variability is a likely consequence of individual differences in WM integrity, and that it is a promising behavioral correlate of individual differences in WM microstructure... - Neuroimaging results impose new views on Alzheimer's disease--the role of amyloid revisedAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Pb 1094 Blindern, 0317 Oslo, Norway
Mol Neurobiol 45:153-72. 2012.... - CSF biomarker pathology correlates with a medial temporo-parietal network affected by very mild to moderate Alzheimer's disease but not a fronto-striatal network affected by healthy agingAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Norway
Neuroimage 49:1820-30. 2010..It is concluded that the pattern of macrostructural brain changes in very mild to moderate AD can be clearly delineated from that of healthy aging... - Mini-mental state examination is sensitive to brain atrophy in Alzheimer's diseaseA M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Oslo, Norway
Dement Geriatr Cogn Disord 28:252-8. 2009..Screening instruments such as the Mini-Mental State Examination (MMSE) are useful for the early identification of Alzheimer's disease (AD). We tested whether macrostructural differences in brain volume are related to the MMSE... - High consistency of regional cortical thinning in aging across multiple samplesAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Olso 0317, Norway
Cereb Cortex 19:2001-12. 2009..The inferior temporal lobe and anterior cingulate cortices were relatively less affected by age. The results are discussed in relation to leading theories of cognitive aging... - Age does not increase rate of forgetting over weeks--neuroanatomical volumes and visual memory across the adult life-spanAnders M Fjell
Institute of Psychology, University of Oslo, 0317 Oslo, Norway
J Int Neuropsychol Soc 11:2-15. 2005..While neuroanatomical volumetric differences can explain some of the differences in memory functioning between younger and older persons, the hippocampus does not seem to be unique in this respect... - Age-sensitivity of P3 in high-functioning adultsAnders M Fjell
Institute of Psychology, University of Oslo, P B 1094 Blindern, 0317 Oslo, Norway
Neurobiol Aging 26:1297-9; discussion 1301-6. 2005..In the following, we will present examples from empirical literature as well as re-analyses of some of our own work to illustrate problematic aspects of Daffner et al.'s position... - Age-dependent changes in distribution of P3a/P3b amplitude and thickness of the cerebral cortexAnders M Fjell
Department of Psychology, University of Oslo, Oslo, Norway
Neuroreport 16:1451-4. 2005..This is the first study to demonstrate that age-dependent changes in the scalp distribution of electrophysiological activity are related to differences in thickness of the cerebral cortex... - Age-differences in verbal recognition memory revealed by ERPAnders M Fjell
Institute of Psychology, University of Oslo, P B 1094 Blindern, 0317 Oslo, Norway
Clin EEG Neurosci 36:176-87. 2005..Further, the data point to differences in semantic versus non-semantic processing across the adult life span, and it is concluded that specific cognitive memory processes are differentially involved at different ages... - Selective increase of cortical thickness in high-performing elderly--structural indices of optimal cognitive agingAnders M Fjell
University of Oslo, Department of Psychology, Norway
Neuroimage 29:984-94. 2006..Further analyses showed that the latter was a result of a complex aging pattern, differing between the two performance groups, with decades of cortical thickening and subsequent thinning... - Basic information processing of neurotics and stables: an experimental ERP approach to personality and distractibilityAnders M Fjell
Institute of Psychology, University of Oslo, Norway
Scand J Psychol 46:493-502. 2005.... - Stability of brain potentials, mental abilities, and cortical thicknessAnders M Fjell
Institute of Psychology, University of Oslo, Ullevaal University Hospital, Oslo, Norway
Neuroreport 18:725-8. 2007..The results indicate that intraindividual variability should be used as a variable in the study of central nervous system function... - Instability in the latency of P3a/P3b brain potentials and cognitive function in agingAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Norway
Neurobiol Aging 30:2065-79. 2009..Further, the results indicate that intraindividual variability is not a uniform concept, but has unique explanatory value at the neurophysiological and behavioral level... - Morphometric changes in the episodic memory network and tau pathologic features correlate with memory performance in patients with mild cognitive impairmentA M Fjell
Department of Psychology, University of Oslo, Oslo, Norway
AJNR Am J Neuroradiol 29:1183-9. 2008..tau proteins and amyloid beta 42 peptide explain thinning of the cerebral cortex in patients with MCI? 2) How are brain morphometry, CSF biomarkers, and apolipoprotein E (APOE) allelic variation related to episodic memory function in MCI?.. - The relationship between diffusion tensor imaging and volumetry as measures of white matter propertiesAnders M Fjell
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Norway
Neuroimage 42:1654-68. 2008..Further, FA and WM volume are moderately to weakly related and to a large extent sensitive to different characteristics of WM integrity... - Mild cognitive impairment: cerebrospinal fluid tau biomarker pathologic levels and longitudinal changes in white matter integrityInge K Amlien
Center for the Study of Human Cognition, Department of Psychology, University of Oslo, Pb 1094 Blindern, 0317 Oslo, Norway
Radiology 266:295-303. 2013....