Heidi Danker-Hopfe

Summary

Affiliation: Humboldt University
Country: Germany

Publications

  1. ncbi request reprint Subjective sleep quality in noncomplaining elderly subjects: results of a follow-up study
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Anthropol Anz 64:369-76. 2006
  2. ncbi request reprint Interrater reliability for sleep scoring according to the Rechtschaffen & Kales and the new AASM standard
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite Universitatsmedizin Berlin, Berlin, Germany
    J Sleep Res 18:74-84. 2009
  3. doi request reprint Do mobile phone base stations affect sleep of residents? Results from an experimental double-blind sham-controlled field study
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Sleep Medicine Competence Center, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Am J Hum Biol 22:613-8. 2010
  4. doi request reprint Growth and development of children with a special focus on sleep
    Heidi Danker-Hopfe
    Competence Center of Sleep Medicine, Charite University Medicine Berlin, Berlin, Germany
    Prog Biophys Mol Biol 107:333-8. 2011
  5. doi request reprint Effects of electromagnetic fields emitted by mobile phones (GSM 900 and WCDMA/UMTS) on the macrostructure of sleep
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite Universitaetsmedizin Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Sleep Res 20:73-81. 2011
  6. ncbi request reprint Manipulating REM sleep in older adults by selective REM sleep deprivation and physiological as well as pharmacological REM sleep augmentation methods
    Orla P Hornung
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Exp Neurol 197:486-94. 2006
  7. ncbi request reprint Evidence for impaired cortical inhibition in patients with unipolar major depression
    Malek Bajbouj
    Department of Psychiatry, Charite University Medicine Berlin, Berlin, Germany
    Biol Psychiatry 59:395-400. 2006
  8. doi request reprint Effects of 3 different stimulus intensities of ultrabrief stimuli in right unilateral electroconvulsive therapy in major depression: a randomized, double-blind pilot study
    Arnim Quante
    Department of Psychiatry and Psychotherapy Charité University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    J Psychiatr Res 45:174-8. 2011
  9. ncbi request reprint Repetitive transcranial magnetic stimulation of the dorsolateral prefrontal cortex and cortical excitability in patients with major depressive disorder
    Malek Bajbouj
    Department of Psychiatry, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Exp Neurol 196:332-8. 2005
  10. ncbi request reprint Chronic cannabis abuse raises nerve growth factor serum concentrations in drug-naive schizophrenic patients
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Psychopharmacol 17:439-45. 2003

Detail Information

Publications40

  1. ncbi request reprint Subjective sleep quality in noncomplaining elderly subjects: results of a follow-up study
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Anthropol Anz 64:369-76. 2006
    ..1+/-2.5. This discrepancy between the subjects' claims of no sleep disturbance and their endorsing of PSQI items indicative of disturbed sleep probably reflects an adaptation in the perception of disturbed sleep...
  2. ncbi request reprint Interrater reliability for sleep scoring according to the Rechtschaffen & Kales and the new AASM standard
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite Universitatsmedizin Berlin, Berlin, Germany
    J Sleep Res 18:74-84. 2009
    ....
  3. doi request reprint Do mobile phone base stations affect sleep of residents? Results from an experimental double-blind sham-controlled field study
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Sleep Medicine Competence Center, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Am J Hum Biol 22:613-8. 2010
    ....
  4. doi request reprint Growth and development of children with a special focus on sleep
    Heidi Danker-Hopfe
    Competence Center of Sleep Medicine, Charite University Medicine Berlin, Berlin, Germany
    Prog Biophys Mol Biol 107:333-8. 2011
    ..Both, sleep at the subjective as well as at the objective level, can to a considerable degree be affected by life style factors, which hence have to be considered as potential confounders...
  5. doi request reprint Effects of electromagnetic fields emitted by mobile phones (GSM 900 and WCDMA/UMTS) on the macrostructure of sleep
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite Universitaetsmedizin Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Sleep Res 20:73-81. 2011
    ..The few significant results are not indicative of a negative impact on sleep architecture. From the present results there is no evidence for a sleep-disturbing effect of GSM 900 and WCDMA exposure...
  6. ncbi request reprint Manipulating REM sleep in older adults by selective REM sleep deprivation and physiological as well as pharmacological REM sleep augmentation methods
    Orla P Hornung
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Exp Neurol 197:486-94. 2006
    ....
  7. ncbi request reprint Evidence for impaired cortical inhibition in patients with unipolar major depression
    Malek Bajbouj
    Department of Psychiatry, Charite University Medicine Berlin, Berlin, Germany
    Biol Psychiatry 59:395-400. 2006
    ..Transcranial magnetic stimulation is a useful tool for investigating central cortical inhibitory mechanisms associated with GABAergic neurotransmission in psychiatric and neurological disorders...
  8. doi request reprint Effects of 3 different stimulus intensities of ultrabrief stimuli in right unilateral electroconvulsive therapy in major depression: a randomized, double-blind pilot study
    Arnim Quante
    Department of Psychiatry and Psychotherapy Charité University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    J Psychiatr Res 45:174-8. 2011
    ..In this prospective, randomized, double-blind trial, we examined the efficacy and cognitive side effects of RULECT with three different (high dose) stimulus intensities (4×, 7× and 10× above the seizure threshold (ST))...
  9. ncbi request reprint Repetitive transcranial magnetic stimulation of the dorsolateral prefrontal cortex and cortical excitability in patients with major depressive disorder
    Malek Bajbouj
    Department of Psychiatry, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Exp Neurol 196:332-8. 2005
    ..Furthermore, measurement of motor cortical excitability may be a useful tool for investigating and monitoring inhibitory brain effects of antidepressant stimulation techniques like rTMS...
  10. ncbi request reprint Chronic cannabis abuse raises nerve growth factor serum concentrations in drug-naive schizophrenic patients
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Psychopharmacol 17:439-45. 2003
    ..These results indicate that cannabis is a possible risk factor for the development of schizophrenia. This might be reflected in the raised NGF-serum concentrations when both schizophrenia and long-term cannabis abuse prevail...
  11. ncbi request reprint Declarative and procedural memory consolidation during sleep in patients with borderline personality disorder
    Orla P Hornung
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    J Psychiatr Res 42:653-8. 2008
    ..Present findings suggest that declarative and procedural memory consolidation during sleep is intact in BPD patients...
  12. ncbi request reprint Brain-derived neurotrophic factor serum concentrations are increased in drug-naive schizophrenic patients with chronic cannabis abuse and multiple substance abuse
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Neurosci Lett 371:79-83. 2004
    ..In line with this hypothesis, disease onset was 5.2 years earlier in the cannabis-consuming group (p = 0.0111)...
  13. doi request reprint Effects of exposure to electromagnetic fields emitted by GSM 900 and WCDMA mobile phones on cognitive function in young male subjects
    Cornelia Sauter
    Competence Centre of Sleep Medicine, Charite Universitaetsmedizin Berlin, Berlin, Germany
    Bioelectromagnetics 32:179-90. 2011
    ..The results of the present study do not provide any evidence of an EMF effect on human cognition, but they underline the necessity to control for time of day...
  14. ncbi request reprint Positive predictors for antidepressive response to prefrontal repetitive transcranial magnetic stimulation (rTMS)
    Eva Lotta Brakemeier
    Department of Psychiatry and Psychotherapy, Charite Universitatsmedizin Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    J Psychiatr Res 41:395-403. 2007
    ..Prospective rTMS studies are necessary to validate the predictive value of the derived model...
  15. ncbi request reprint Metabolic alterations in the dorsolateral prefrontal cortex after treatment with high-frequency repetitive transcranial magnetic stimulation in patients with unipolar major depression
    Alexander Luborzewski
    Department of Psychiatry, Charite Universitatsmedizin Berlin, Campus Benjamin Franklin, Eschenallee 3, D 14050 Berlin, Germany
    J Psychiatr Res 41:606-15. 2007
    ..Our results indicate that metabolic, state-dependent changes within the left DLPFC in major depressive disorder involve the glutamate system and can be reversed in a dose-dependent manner by rTMS...
  16. ncbi request reprint Interrater reliability between scorers from eight European sleep laboratories in subjects with different sleep disorders
    Heidi Danker-Hopfe
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Sleep Res 13:63-9. 2004
    ..These variations of IRR most probably reflect changes of the sleep electroencephalography (EEG) with age and gender...
  17. ncbi request reprint Cognitive-behavioral therapy as continuation treatment to sustain response after electroconvulsive therapy in depression: a randomized controlled trial
    Eva Lotta Brakemeier
    Psychologische Hochschule Berlin, Berlin Department of Psychiatry, Campus Benjamin Franklin, Charite, Berlin
    Biol Psychiatry 76:194-202. 2014
    ..It has never been systematically assessed whether psychotherapy, continuation ECT, or antidepressant medication is the most efficacious intervention to maintain initial treatment response...
  18. ncbi request reprint Association between pupillary unrest index and waking electroencephalogram activity in sleep-deprived healthy adults
    Francesca Regen
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Berlin, Germany
    Sleep Med 14:902-12. 2013
    ..The aim of our study was to further elucidate the validity of pupillography by investigating the association of pupillometric variables with subjective sleepiness and waking electroencephalogram (EEG) activity...
  19. ncbi request reprint Motor cortical excitability in depressive patients after electroconvulsive therapy and repetitive transcranial magnetic stimulation
    Malek Bajbouj
    Department of Psychiatry, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    J ECT 21:243-5. 2005
    ..Furthermore, measurement of motor cortical excitability may be a useful tool for investigating and monitoring inhibitory brain effects of different antidepressant stimulation techniques...
  20. ncbi request reprint The relationship between REM sleep and memory consolidation in old age and effects of cholinergic medication
    Orla P Hornung
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Biol Psychiatry 61:750-7. 2007
    ..Recent findings in young adults suggest that rapid eye movement (REM) sleep plays a role in procedural memory consolidation. The significance of REM sleep for memory consolidation in old age has not yet been investigated...
  21. ncbi request reprint Age-related changes in sleep and memory: commonalities and interrelationships
    Orla P Hornung
    Department of Psychiatry, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Exp Gerontol 40:279-85. 2005
    ..A link between these two research domains on aging will be proposed and discussed on the basis of recent findings within the cognitive neuroscience of sleep...
  22. ncbi request reprint Serum neurotrophins--a study on the time course and influencing factors in a large old age sample
    Andreas A Ziegenhorn
    Department of Psychiatry, Charite Universitatsmedizin Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Neurobiol Aging 28:1436-45. 2007
    ..344, p<0.01), age and BDNF protein (r=-0.101, p=0.029) and BDNF and NGF serum levels (r=0.152, p=0.04). No other major influencing factors were found including gender, depression, and dementia...
  23. ncbi request reprint Measurement of nerve growth factor serum concentration in a psychologically stressful situation in men
    Undine E Lang
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Germany
    Stress 7:39-42. 2004
    ..m. (p=0.279) and at 5 p.m. (p=0.627) as compared with the control day. We conclude that NGF serum levels do not change during acute stress, at least after this type of stressor...
  24. ncbi request reprint Nerve growth factor serum concentrations rise after successful cognitive-behavioural therapy of generalized anxiety disorder
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Prog Neuropsychopharmacol Biol Psychiatry 31:200-4. 2007
    ..There were 3 patients with a HAM-A decrease of less than 15%. In those patients NGF rose only marginally. Hence, the increase in serum NGF seems to indicate good treatment response...
  25. doi request reprint Guidelines for the recording and evaluation of pharmaco-sleep studies in man: the International Pharmaco-EEG Society (IPEG)
    Marc Jobert
    International Pharmaco EEG Society, Berlin, Germany
    Neuropsychobiology 67:127-67. 2013
    ....
  26. ncbi request reprint Adequate antipsychotic treatment normalizes serum nerve growth factor concentrations in schizophrenia with and without cannabis or additional substance abuse
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Neurosci Lett 400:262-6. 2006
    ..19+/-38.96 pg/ml (SC) (S versus SC, p>0.05), respectively, after adequate antipsychotic treatment. We thus conclude that antipsychotic treatment leads to recovery of neural integrity, as indicated by renormalized NGF values...
  27. ncbi request reprint Motor cortex excitability after vagus nerve stimulation in major depression
    Malek Bajbouj
    Department of Psychiatry, Charite Universitatsmedizin Berlin, Germany
    J Clin Psychopharmacol 27:156-9. 2007
    ..These results suggest that VNS is capable of changing motor cortical excitability in patients with depression...
  28. ncbi request reprint Sleep-related memory consolidation in depression: an emerging field of research
    Orla Patricia Hornung
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    Depress Anxiety 25:E163-5. 2008
    ..This article gives a short overview of current knowledge of sleep-related memory consolidation in healthy young adults and builds a bridge to psychiatry and depression, where further research is urgently needed...
  29. doi request reprint Effects of escitalopram on the regulation of brain-derived neurotrophic factor and nerve growth factor protein levels in a rat model of chronic stress
    Olaf Schulte-Herbrüggen
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Neurosci Res 87:2551-60. 2009
    ..In conclusion, BDNF and NGF show substantial changes in this rodent model of chronic social stress, which is susceptible to antidepressant treatment with ES-CIT and therefore may constitute a neurobiological correlate for the disease...
  30. ncbi request reprint Nerve growth factor in serum is a marker of the stage of alcohol disease
    Maria C Jockers-Scherübl
    Department of Psychiatry and Psychotherapy, Charite University Medicine Berlin, Campus Benjamin Franklin, Eschenallee 3, 14050 Berlin, Germany
    Neurosci Lett 419:78-82. 2007
    ..In accordance with this hypothesis, NGF values are "normal" in patients with persistent alcohol-related cognitive decline...
  31. doi request reprint Clonidine improves hyperarousal in borderline personality disorder with or without comorbid posttraumatic stress disorder: a randomized, double-blind, placebo-controlled trial
    Andreas A Ziegenhorn
    Departments of Psychiatry, Charite Universitatsmedizin Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Clin Psychopharmacol 29:170-3. 2009
    ....
  32. doi request reprint Higher BDNF concentrations in the hippocampus and cortex of an aggressive mouse strain
    Undine E Lang
    Department of Psychiatry and Psychotherapy, Charité Medicine Berlin, Campus Mitte, Chariteplatz 1, 10119 Berlin, Germany
    Behav Brain Res 197:246-9. 2009
    ..We hypothesize, that BDNF might be involved in the behavioural and neurochemical mechanisms of aggressive behaviour...
  33. ncbi request reprint Patterns of response to repetitive transcranial magnetic stimulation (rTMS) in major depression: replication study in drug-free patients
    Eva Lotta Brakemeier
    Department of Psychiatry and Psychotherapy, Charite Universitatsmedizin Berlin, Campus Benjamin Franklin, Berlin, Germany
    J Affect Disord 108:59-70. 2008
    ..Thus, this study aims to replicate previous findings and explore patterns of response in drug-free patients...
  34. doi request reprint Ultrahigh frequency repetitive transcranial magnetic stimulation in unipolar depression
    Franziska Jakob
    J Clin Psychopharmacol 28:474-6. 2008
  35. ncbi request reprint An E-health solution for automatic sleep classification according to Rechtschaffen and Kales: validation study of the Somnolyzer 24 x 7 utilizing the Siesta database
    Peter Anderer
    Department of Psychiatry, Medical University of Vienna, Vienna, Austria
    Neuropsychobiology 51:115-33. 2005
    ..5% of the recordings) are changed, can definitely be neglected. Thus, the validation study proved the high reliability and validity of the Somnolyzer 24 x 7 and demonstrated its applicability in clinical routine and sleep studies...
  36. ncbi request reprint Maintenance treatment of depression in old age
    Malek Bajbouj
    N Engl J Med 354:2505-6; author reply 2505-6. 2006
  37. ncbi request reprint Long-term outcome of vagus nerve stimulation in rapid-cycling bipolar disorder
    Malek Bajbouj
    J Clin Psychiatry 67:837-8. 2006
  38. ncbi request reprint Nerve growth factor serum concentrations in healthy human volunteers: physiological variance and stability
    Undine E Lang
    Department of Psychiatry, Free University of Berlin, Eschenallee 3, 14050 Berlin, Germany
    Neurosci Lett 344:13-6. 2003
    ..This stability of our repetitive measurements over 4 weeks suggests that this neurotrophin may be an intraindividually solid marker at least in human serum...
  39. ncbi request reprint No association of a functional polymorphism in the serotonin transporter gene promoter and anxiety-related personality traits
    Undine E Lang
    Department of Psychiatry, Benjamin Franklin Medical School, Free University of Berlin, Germany
    Neuropsychobiology 49:182-4. 2004
    ..f. = 2) in all subjects. Given the small effect of this 5-HTT polymorphism on behaviour in previous studies, a lack of significant genotype differences in these tests could be due to considerable individual variability in these measures...
  40. ncbi request reprint Vagus nerve stimulation improves restless legs syndrome associated with major depression: a case report
    Angela Merkl
    J Clin Psychiatry 68:635-6. 2007