Roberto Viviani

Summary

Affiliation: University of Ulm
Country: Germany

Publications

  1. ncbi Baseline brain perfusion and working memory capacity: a neuroimaging study
    Petra Beschoner
    Department of Psychiatry III, University of Ulm, Germany
    Neuroreport 19:1803-7. 2008
  2. ncbi Components of variance in brain perfusion and the design of studies of individual differences: the baseline study
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Leimgrubenweg 12, 89075 Ulm, Germany
    Neuroimage 46:12-22. 2009
  3. ncbi Effect of paroxetine and bupropion on human resting brain perfusion: an arterial spin labeling study
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Ulm, Germany
    Neuroimage 61:773-9. 2012
  4. ncbi Resting state functional connectivity in perfusion imaging: correlation maps with BOLD connectivity and resting state perfusion
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Ulm, Germany
    PLoS ONE 6:e27050. 2011
  5. ncbi Components of acquisition-to-acquisition variance in continuous arterial spin labelling (CASL) imaging
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Leimgrubenweg 12, Ulm, Germany
    BMC Neurosci 11:30. 2010
  6. ncbi Baseline brain perfusion and the serotonin transporter promoter polymorphism
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Germany
    Biol Psychiatry 67:317-22. 2010
  7. ncbi The bootstrap and cross-validation in neuroimaging applications: estimation of the distribution of extrema of random fields for single volume tests, with an application to ADC maps
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Germany
    Hum Brain Mapp 28:1075-88. 2007
  8. ncbi Non-normality and transformations of random fields, with an application to voxel-based morphometry
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Leimgrubenweg 12, 89075 Ulm, Germany
    Neuroimage 35:121-30. 2007
  9. ncbi Genetic variation in CYP2D6 impacts neural activation during cognitive tasks in humans
    Julia C Stingl
    Institute of Pharmacology of Natural Products and Clinical Pharmacology, Department of Psychiatry and Psychotherapy III, University Ulm, Germany
    Neuroimage 59:2818-23. 2012
  10. ncbi Functional principal component analysis of fMRI data
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, 89075 Ulm, Germany
    Hum Brain Mapp 24:109-29. 2005

Detail Information

Publications13

  1. ncbi Baseline brain perfusion and working memory capacity: a neuroimaging study
    Petra Beschoner
    Department of Psychiatry III, University of Ulm, Germany
    Neuroreport 19:1803-7. 2008
    ..These findings are discussed in terms of the cortical and vascular organization of the brain...
  2. ncbi Components of variance in brain perfusion and the design of studies of individual differences: the baseline study
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Leimgrubenweg 12, 89075 Ulm, Germany
    Neuroimage 46:12-22. 2009
    ..We also show the existence of variation between subjects in the perfusion in the territory of the posterior cerebral artery and in hemispheric asymmetry...
  3. ncbi Effect of paroxetine and bupropion on human resting brain perfusion: an arterial spin labeling study
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Ulm, Germany
    Neuroimage 61:773-9. 2012
    ....
  4. ncbi Resting state functional connectivity in perfusion imaging: correlation maps with BOLD connectivity and resting state perfusion
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Ulm, Germany
    PLoS ONE 6:e27050. 2011
    ..In contrast, there was little or no correlation across individuals between intensity of connectivity and mean perfusion levels, suggesting that these two biomarkers correspond to distinct sources of individual differences...
  5. ncbi Components of acquisition-to-acquisition variance in continuous arterial spin labelling (CASL) imaging
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Leimgrubenweg 12, Ulm, Germany
    BMC Neurosci 11:30. 2010
    ..Little is known about the spatial determinants of this variation during the acquisition process and their impact on voxel-by-voxel estimates of effects...
  6. ncbi Baseline brain perfusion and the serotonin transporter promoter polymorphism
    Roberto Viviani
    Department of Psychiatry and Psychotherapy III, University of Ulm, Germany
    Biol Psychiatry 67:317-22. 2010
    ..We reassess the findings of an increased baseline perfusion in the amygdala and ventral prefrontal areas in healthy carriers of the risk genotype in a much larger sample than in previous studies...
  7. ncbi The bootstrap and cross-validation in neuroimaging applications: estimation of the distribution of extrema of random fields for single volume tests, with an application to ADC maps
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Germany
    Hum Brain Mapp 28:1075-88. 2007
    ..As case studies, we present parametric maps of lesions in patients suffering from stroke and glioblastoma at different stages of evolution...
  8. ncbi Non-normality and transformations of random fields, with an application to voxel-based morphometry
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, Leimgrubenweg 12, 89075 Ulm, Germany
    Neuroimage 35:121-30. 2007
    ..The best results are achieved with a voxel-by-voxel transformation, suggesting heterogeneity of distributional form across the volume for this kind of data...
  9. ncbi Genetic variation in CYP2D6 impacts neural activation during cognitive tasks in humans
    Julia C Stingl
    Institute of Pharmacology of Natural Products and Clinical Pharmacology, Department of Psychiatry and Psychotherapy III, University Ulm, Germany
    Neuroimage 59:2818-23. 2012
    ....
  10. ncbi Functional principal component analysis of fMRI data
    Roberto Viviani
    Department of Psychiatry III, University of Ulm, 89075 Ulm, Germany
    Hum Brain Mapp 24:109-29. 2005
    ..We discuss the rationale and advantages of the proposed approach relative to other exploratory methods, such as clustering or independent component analysis, as well as the differences from methods based on expanded design matrices...
  11. ncbi Pharmacogenetics in psychiatry--a useful clinical tool or wishful thinking for the future?
    Julia Kirchheiner
    Institute of Pharmacology of Natural Products and Clinical Pharmacology, University Ulm, Helmholtzstr 20, 890181 Ulm, Germany
    Curr Pharm Des 16:136-44. 2010
    ..Here, we review the potential impact of an integrated approach, including the assessment of intermediate phenotypes for the effect of genetic polymorphism, the monitoring of therapy progress, and response prediction in depression...
  12. ncbi Habitual emotion regulation strategies and baseline brain perfusion
    Birgit Abler
    Department of Psychiatry III, University of Ulm, Ulm, Germany
    Neuroreport 19:21-4. 2008
    ..By linking default brain functioning to emotional styles, we provide an insight into the neurobiology of the predisposition to depression...
  13. ncbi Transcranial magnetic stimulation in motor conversion disorder: a short case series
    Carlos Schonfeldt-Lecuona
    Department of Psychiatry III, University of Ulm, Ulm, Germany
    J Clin Neurophysiol 23:472-5. 2006
    ..The potential benefit of rTMS in motor conversion disorder should be evaluated in larger, controlled samples...