Alexander Prehn-Kristensen

Summary

Affiliation: Centre of Integrative Psychiatry (ZIP
Country: Germany

Publications

  1. doi Early Gamma-Band Activity During Interference Predicts Working Memory Distractibility in ADHD
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Kiel, Germany Christian Albrechts University, Kiel, Germany
    J Atten Disord 19:971-6. 2015
  2. doi Transcranial oscillatory direct current stimulation during sleep improves declarative memory consolidation in children with attention-deficit/hyperactivity disorder to a level comparable to healthy controls
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Center for Integrative Psychiatry, School of Medicine, Christian Albrechts University Kiel, Germany Electronic address
    Brain Stimul 7:793-9. 2014
  3. pmc Sleep promotes consolidation of emotional memory in healthy children but not in children with attention-deficit hyperactivity disorder
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Center for Integrative Psychiatry, School of Medicine, Christian Albrechts University Kiel, Germany
    PLoS ONE 8:e65098. 2013
  4. doi Sleep in children enhances preferentially emotional declarative but not procedural memories
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel 24105, Germany
    J Exp Child Psychol 104:132-9. 2009
  5. doi Sleep restores daytime deficits in procedural memory in children with attention-deficit/hyperactivity disorder
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, 24105 Kiel, Germany
    Res Dev Disabil 32:2480-8. 2011
  6. doi Reduced sleep-associated consolidation of declarative memory in attention-deficit/hyperactivity disorder
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, 24105 Kiel, Germany
    Sleep Med 12:672-9. 2011
  7. doi Methylphenidate does not improve interference control during a working memory task in young patients with attention-deficit hyperactivity disorder
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Niemannsweg 147, Center for Integrative Psychiatry, 24105 Kiel, Germany
    Brain Res 1388:56-68. 2011
  8. pmc Induction of empathy by the smell of anxiety
    Alexander Prehn-Kristensen
    Center of Integrative Psychiatry, University of Kiel, Kiel, Germany
    PLoS ONE 4:e5987. 2009
  9. doi The effect of selective REM-sleep deprivation on the consolidation and affective evaluation of emotional memories
    Christian D Wiesner
    Dept of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel, Germany Electronic address
    Neurobiol Learn Mem 122:131-41. 2015
  10. pmc Selective REM-sleep deprivation does not diminish emotional memory consolidation in young healthy subjects
    Jarste Morgenthaler
    Department of Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel, Germany
    PLoS ONE 9:e89849. 2014

Collaborators

Detail Information

Publications12

  1. doi Early Gamma-Band Activity During Interference Predicts Working Memory Distractibility in ADHD
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Kiel, Germany Christian Albrechts University, Kiel, Germany
    J Atten Disord 19:971-6. 2015
    ..Patients with attention-deficit/hyperactivity disorder (ADHD) display deficits in working memory (WM) and enhanced distractibility...
  2. doi Transcranial oscillatory direct current stimulation during sleep improves declarative memory consolidation in children with attention-deficit/hyperactivity disorder to a level comparable to healthy controls
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Center for Integrative Psychiatry, School of Medicine, Christian Albrechts University Kiel, Germany Electronic address
    Brain Stimul 7:793-9. 2014
    ..Children with attention-deficit/hyperactivity disorder (ADHD) have been shown to display deficits in sleep-dependent consolidation of declarative memory supposedly due to dysfunctional slow brain rhythms during SWS...
  3. pmc Sleep promotes consolidation of emotional memory in healthy children but not in children with attention-deficit hyperactivity disorder
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Center for Integrative Psychiatry, School of Medicine, Christian Albrechts University Kiel, Germany
    PLoS ONE 8:e65098. 2013
    ..In addition, it is suggested that deficits in sleep-related selection between emotional and non-emotional memories in ADHD exacerbate emotional problems during daytime as they are often reported in ADHD...
  4. doi Sleep in children enhances preferentially emotional declarative but not procedural memories
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel 24105, Germany
    J Exp Child Psychol 104:132-9. 2009
    ..The results indicate that sleep in children, comparable to adults, enhances predominantly emotional declarative memory; however, in contrast to adults, it has no effect on the consolidation of procedural memory...
  5. doi Sleep restores daytime deficits in procedural memory in children with attention-deficit/hyperactivity disorder
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, 24105 Kiel, Germany
    Res Dev Disabil 32:2480-8. 2011
    ..It is discussed whether in patients with ADHD attenuated prefrontal control enables sleep-dependent gains in motor skills by reducing the competitive interference between explicit and implicit components within a motor task...
  6. doi Reduced sleep-associated consolidation of declarative memory in attention-deficit/hyperactivity disorder
    Alexander Prehn-Kristensen
    Center for Integrative Psychiatry, Department of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, 24105 Kiel, Germany
    Sleep Med 12:672-9. 2011
    ....
  7. doi Methylphenidate does not improve interference control during a working memory task in young patients with attention-deficit hyperactivity disorder
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Niemannsweg 147, Center for Integrative Psychiatry, 24105 Kiel, Germany
    Brain Res 1388:56-68. 2011
    ..Our findings suggest that interference control, linked to caudate activity, is not adequately enhanced by MPH in ADHD...
  8. pmc Induction of empathy by the smell of anxiety
    Alexander Prehn-Kristensen
    Center of Integrative Psychiatry, University of Kiel, Kiel, Germany
    PLoS ONE 4:e5987. 2009
    ..Even though the participants could not attentively differentiate the chemosensory stimuli, emotional contagion seems to be effectively mediated by the olfactory system...
  9. doi The effect of selective REM-sleep deprivation on the consolidation and affective evaluation of emotional memories
    Christian D Wiesner
    Dept of Child and Adolescent Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel, Germany Electronic address
    Neurobiol Learn Mem 122:131-41. 2015
    ..The data suggest that REM sleep fosters the consolidation of emotional memories but has no effect on the affective evaluation of the remembered contents...
  10. pmc Selective REM-sleep deprivation does not diminish emotional memory consolidation in young healthy subjects
    Jarste Morgenthaler
    Department of Psychiatry and Psychotherapy, Christian Albrechts University School of Medicine, Kiel, Germany
    PLoS ONE 9:e89849. 2014
    ..In summary, our data suggest that REM-sleep deprivation was successful and that the resulting reduction of REM-sleep had no influence on memory consolidation whatsoever...
  11. doi Sleep Supports Memory of Odors in Adults but Not in Children
    Alexander Prehn-Kristensen
    Department of Child and Adolescent Psychiatry and Psychotherapy, Center for Integrative Psychiatry, School of Medicine, Christian Albrechts University, Kiel, Germany
    PLoS ONE 10:e0139069. 2015
    ..Correlations between memory performance and familiarity ratings during encoding indicate that pre-experiences might be critical in determining whether sleep improves or worsens memory consolidation. ..
  12. doi Impairment of sleep-related memory consolidation in schizophrenia: relevance of sleep spindles?
    Robert Goder
    Department of Psychiatry and Psychotherapy, University Hospital Schleswig Holstein, Kiel, Germany Electronic address
    Sleep Med 16:564-9. 2015
    ..The aim of this study was to test the associations of sleep spindles and picture memory consolidation in patients with schizophrenia and healthy controls...