Norbert Kathmann

Summary

Affiliation: Humboldt University
Country: Germany

Publications

  1. ncbi request reprint Deficits in gain of smooth pursuit eye movements in schizophrenia and affective disorder patients and their unaffected relatives
    Norbert Kathmann
    Psychiatrische Klinik, Ludwig Maximilians Universitat Munchen
    Am J Psychiatry 160:696-702. 2003
  2. ncbi request reprint Implicit sequence learning in obsessive-compulsive disorder: further support for the fronto-striatal dysfunction model
    Norbert Kathmann
    Humboldt University at Berlin, Rudower Chaussee 18, D 12489 Berlin, Germany
    Biol Psychiatry 58:239-44. 2005
  3. ncbi request reprint Event-related brain potential variations during location and identity negative priming
    Norbert Kathmann
    Institute of Psychology, Humboldt University, Rudower Chaussee 18, 12489 Berlin, Germany
    Neurosci Lett 394:53-6. 2006
  4. doi request reprint Response switching in schizophrenia patients and healthy subjects: effects of the inter-response interval
    Cosima Franke
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489, Berlin, Germany
    Exp Brain Res 196:429-38. 2009
  5. doi request reprint Overactive performance monitoring in obsessive-compulsive disorder: ERP evidence from correct and erroneous reactions
    Tanja Endrass
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Neuropsychologia 46:1877-87. 2008
  6. ncbi request reprint ERP correlates of conscious error recognition: aware and unaware errors in an antisaccade task
    Tanja Endrass
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Eur J Neurosci 26:1714-20. 2007
  7. doi request reprint Age differences on ERP old/new effects for emotional and neutral faces
    Maria Schefter
    Department of Psychology, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489 Berlin, Germany
    Int J Psychophysiol 85:257-69. 2012
  8. ncbi request reprint Schizophrenia patients show impaired response switching in saccade tasks
    Cosima Franke
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Biol Psychol 76:91-9. 2007
  9. doi request reprint Distinct neural correlates for volitional generation and inhibition of saccades
    Benedikt Reuter
    Humboldt Universitat zu Berlin, 12489 Berlin, Germany
    J Cogn Neurosci 22:728-38. 2010
  10. doi request reprint Response selection in prosaccades, antisaccades, and other volitional saccades
    Lisa Kloft
    Lehrstuhl für Klinische Psychologie, Institut fur Psychologie, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489, Berlin, Germany
    Exp Brain Res 222:345-53. 2012

Detail Information

Publications39

  1. ncbi request reprint Deficits in gain of smooth pursuit eye movements in schizophrenia and affective disorder patients and their unaffected relatives
    Norbert Kathmann
    Psychiatrische Klinik, Ludwig Maximilians Universitat Munchen
    Am J Psychiatry 160:696-702. 2003
    ..Previous studies are not conclusive in regard to the specificity of this marker. Therefore, oculomotor pursuit was evaluated in unaffected family members of index probands diagnosed as having either schizophrenia or affective disorders...
  2. ncbi request reprint Implicit sequence learning in obsessive-compulsive disorder: further support for the fronto-striatal dysfunction model
    Norbert Kathmann
    Humboldt University at Berlin, Rudower Chaussee 18, D 12489 Berlin, Germany
    Biol Psychiatry 58:239-44. 2005
    ..Implicit procedural learning, which refers to the acquisition of motor or nonmotor skills by practice, is one candidate function to test this prediction...
  3. ncbi request reprint Event-related brain potential variations during location and identity negative priming
    Norbert Kathmann
    Institute of Psychology, Humboldt University, Rudower Chaussee 18, 12489 Berlin, Germany
    Neurosci Lett 394:53-6. 2006
    ..No ERP indications of inhibitory mechanisms were found with the identity NP task. The larger P3 amplitudes in the identity priming task may indicate increased attentional resources that are necessary for the processing of NP targets...
  4. doi request reprint Response switching in schizophrenia patients and healthy subjects: effects of the inter-response interval
    Cosima Franke
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489, Berlin, Germany
    Exp Brain Res 196:429-38. 2009
    ..This might suggest that there is a specific IRI range particularly sensitive to response switch deficits in schizophrenia. However, effects of response switching at different IRIs remain to be consolidated...
  5. doi request reprint Overactive performance monitoring in obsessive-compulsive disorder: ERP evidence from correct and erroneous reactions
    Tanja Endrass
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Neuropsychologia 46:1877-87. 2008
    ..This is in line with fMRI results that revealed higher error- and conflict-related activity in the medial frontal cortex in OCD patients...
  6. ncbi request reprint ERP correlates of conscious error recognition: aware and unaware errors in an antisaccade task
    Tanja Endrass
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Eur J Neurosci 26:1714-20. 2007
    ..Furthermore, it has been shown that this is only true for the late Pe, whereas the early Pe like the Ne/ERN is not modulated by error awareness...
  7. doi request reprint Age differences on ERP old/new effects for emotional and neutral faces
    Maria Schefter
    Department of Psychology, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489 Berlin, Germany
    Int J Psychophysiol 85:257-69. 2012
    ..Finally, in the late time latency perceptual similarity between study and test faces modified or overruled encoding-related emotion effects in the young and retrieval-related emotion effects in both age groups, respectively...
  8. ncbi request reprint Schizophrenia patients show impaired response switching in saccade tasks
    Cosima Franke
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, 12489 Berlin, Germany
    Biol Psychol 76:91-9. 2007
    ..The deficit was associated with spatial working memory capacities, confirming and specifying existing hypotheses on a relationship between working memory and action control...
  9. doi request reprint Distinct neural correlates for volitional generation and inhibition of saccades
    Benedikt Reuter
    Humboldt Universitat zu Berlin, 12489 Berlin, Germany
    J Cogn Neurosci 22:728-38. 2010
    ..Unexpectedly, there was little evidence of specific brain activation during combined generation and inhibition demands, suggesting that the neural processing of generation and inhibition in antisaccades is independent to a large extent...
  10. doi request reprint Response selection in prosaccades, antisaccades, and other volitional saccades
    Lisa Kloft
    Lehrstuhl für Klinische Psychologie, Institut fur Psychologie, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489, Berlin, Germany
    Exp Brain Res 222:345-53. 2012
    ....
  11. doi request reprint Overactive error-related brain activity as a candidate endophenotype for obsessive-compulsive disorder: evidence from unaffected first-degree relatives
    Anja Riesel
    Humboldt Universitat zu Berlin, Department of Psychology, Rudower Chaussee 18, 12489 Berlin, Germany
    Am J Psychiatry 168:317-24. 2011
    ..The purpose of the present study was to elucidate whether overactive performance monitoring may represent a candidate endophenotype for OCD. In this case, unaffected first-degree relatives of OCD patients should also show this trait...
  12. ncbi request reprint Antisaccade performance of schizophrenia patients: evidence of reduced task-set activation and impaired error detection
    Benedikt Reuter
    Institut fur Psychologie, Lehrstuhl für Klinische Psychologie, Humboldt Universiät zu Berlin, Rudower Chaussee 18, 12489 Berlin, Germany
    J Psychiatr Res 40:122-30. 2006
    ..The study also revealed strongly impaired error detection in schizophrenia. The relative roles of task-set activation and error detection for poor antisaccade performance in schizophrenia are discussed...
  13. doi request reprint Age-related alterations in performance monitoring during and after learning
    Maria Pietschmann
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, Berlin, Germany
    Neurobiol Aging 32:1320-30. 2011
    ..The administration of time pressure seemed to force older adults to monitor error responses more specifically...
  14. doi request reprint Fronto-striato-limbic hyperactivation in obsessive-compulsive disorder during individually tailored symptom provocation
    Daniela Simon
    Department of Psychology, Humboldt Universitat zu Berlin, 12489 Berlin, Germany
    Psychophysiology 47:728-38. 2010
    ..Augmented amygdala involvement in patients reflects general emotional hyperarousal. Symptom-specific frontal activation points towards a sustained endeavor to suppress exaggerated emotional responses to OCD triggers...
  15. ncbi request reprint Effects of switching between leftward and rightward pro- and antisaccades
    Benedikt Reuter
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Rudower Chaussee 18, DE 12489 Berlin, Germany
    Biol Psychol 72:88-95. 2006
    ..The differential response-switch effects may reflect different modes of response activation in pro- and antisaccades (sensorimotor transformation of visual information versus selection of motor programs)...
  16. doi request reprint Performance monitoring and error significance in patients with obsessive-compulsive disorder
    Tanja Endrass
    Humboldt Universitat zu Berlin, Germany
    Biol Psychol 84:257-63. 2010
    ..The absence of a variation with error significance might indicate that OCD patients are unable to down-regulate their monitoring activity according to external requirements...
  17. doi request reprint Biased recognition of positive faces in aging and amnestic mild cognitive impairment
    Katja Werheid
    Department of Psychology, Humboldt University of Berlin, Berlin, Germany
    Psychol Aging 25:1-15. 2010
    ..We propose that the positivity-induced recognition bias might be based on fluency, which in turn is based on both positivity-oriented emotional goals and on preexisting semantic associations...
  18. doi request reprint Evidence for a deficit in volitional action generation in patients with obsessive-compulsive disorder
    Lisa Kloft
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Berlin, Germany
    Psychophysiology 48:755-61. 2011
    ..In sum, response initiation is deficient in OCD patients, which may reflect a general problem in volitional action generation. This deficit did not affect antisaccade performance, possibly due to a lower volitional demand in that task...
  19. doi request reprint Changes of performance monitoring with learning in older and younger adults
    Maria Pietschmann
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Berlin, Germany
    Psychophysiology 45:559-68. 2008
    ..This might be due to weak representations of stimulus-response mappings in older adults as they learned worse. The decrease of the feedback ERN with learning and aging might suggest a decline of attention paid to negative feedback...
  20. doi request reprint Approach and avoidance learning in obsessive-compulsive disorder
    Tanja Endrass
    Humboldt Universitat zu Berlin, Institut fur Psychologie, Berlin, Germany
    Depress Anxiety 28:166-72. 2011
    ..The purpose of this study was to examine feedback-based learning and to investigate whether learning from positive and negative feedback is differentially altered in OCD...
  21. doi request reprint Modifying emotion recognition deficits in body dysmorphic disorder: an experimental investigation
    Ulrike Buhlmann
    Department of Clinical Psychology, Humboldt Universitat zu Berlin, Berlin, Germany
    Depress Anxiety 28:924-31. 2011
    ..It remains an open question though whether these deficits can be modified through specific training programs...
  22. doi request reprint Auditory novelty processing is enhanced in obsessive-compulsive disorder
    Moritz Ischebeck
    Humboldt Universitat zu Berlin, Berlin, Germany
    Depress Anxiety 28:915-23. 2011
    ..In this study, it was analyzed whether patients with obsessive-compulsive disorder (OCD) show enhanced responses of their event-related brain potentials to novel stimuli, either in a context of potential threat or in a neutral context...
  23. doi request reprint Volitional saccades and attentional mechanisms in schizophrenia patients and healthy control subjects
    Benedikt Reuter
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Berlin, Germany
    Psychophysiology 48:1333-9. 2011
    ..Unexpectedly, SZ patients had normal saccade latencies. Presumably, the expected deficit was compensated by decreased fixation-related neural activity, which was induced by the disappearance of fixation stimuli...
  24. doi request reprint ERP correlates of performance monitoring in elderly
    Melanie Schreiber
    Humboldt Universitat zu Berlin, Germany
    Brain Cogn 76:131-9. 2011
    ..Further, this might also point to different processes reflected by Nc/CRN and Ne/ERN and to reduced error-specific monitoring but increased general or strategic monitoring in elderly...
  25. ncbi request reprint Brain potentials indicate poor preparation for action in schizophrenia
    Benedikt Reuter
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Berlin, Germany
    Psychophysiology 43:604-11. 2006
    ..This difference was absent in SZ patients, suggesting a failure to activate specific resources for incongruent S-R mappings...
  26. ncbi request reprint Impaired action control in schizophrenia: the role of volitional saccade initiation
    Benedikt Reuter
    Humboldt Universiät zu Berlin, Berlin, Germany
    Neuropsychologia 45:1840-8. 2007
    ..These results confirm that schizophrenia patients have a specific deficit in initiating volitional action, which may also contribute to the increased error rates...
  27. doi request reprint Aging, probabilistic learning and performance monitoring
    Maria Pietschmann
    Humboldt Universitat zu Berlin, Germany
    Biol Psychol 86:74-82. 2011
    ..This finding might suggest that performance monitoring is more prone to interference by probabilistic information in older adults. Further, the salience of negative feedback seems reduced with age...
  28. doi request reprint Impaired volitional saccade control: first evidence for a new candidate endophenotype in obsessive-compulsive disorder
    Lisa Kloft
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Rudower Chaussee 18, 12489 Berlin, Germany
    Eur Arch Psychiatry Clin Neurosci 263:215-22. 2013
    ..There was no group difference in the visually guided control condition. Taken together, the study provides first evidence that dysfunctional volitional response selection is a candidate endophenotype for OCD...
  29. pmc Evaluating implicit attractiveness beliefs in body dysmorphic disorder using the Go/No-go Association Task
    Ulrike Buhlmann
    Humboldt Universitat zu Berlin, Department of Clinical Psychology, Rudower Chaussee 18, 12489 Berlin, Germany
    J Behav Ther Exp Psychiatry 42:192-7. 2011
    ..The GNAT may be a useful tool for assessing implicit associations in clinical populations because it does not require an explicit comparison target category, which is a restriction of many implicit measures...
  30. doi request reprint Performance of children on symptom validity tests: TOMM, MSVT, and FIT
    Nina Blaskewitz
    Humboldt University, Institute of Psychology, Germany
    Arch Clin Neuropsychol 23:379-91. 2008
    ....
  31. ncbi request reprint Using saccade tasks as a tool to analyze executive dysfunctions in schizophrenia
    Benedikt Reuter
    Institut fur Psychologie, Humboldt Universitat zu Berlin, Lehrstuhl für Klinische Psychologie, Rudower Chaussee 18, Berlin 12489, Germany
    Acta Psychol (Amst) 115:255-69. 2004
    ..Recent theoretical and empirical approaches to this issue are reviewed and discussed. An integrative view of deficits in inhibition, goal-directed behavior, and working memory in schizophrenic patients is proposed...
  32. ncbi request reprint Differential effects of target probability on saccade latencies in gap and warning tasks
    Sandra Dick
    Klinik fur Neurologie, Charite, Schumannstr 20 21, 10117, Berlin, Germany
    Exp Brain Res 164:458-63. 2005
    ..We conclude that strategic modulation of saccade latencies by target probability may be mediated by two distinct neural mechanisms. Selection of either mechanism seems to depend critically on activation of the fixation system...
  33. ncbi request reprint Neural correlates of the interaction between transient and sustained processes: a mixed blocked/event-related fMRI study
    Christina Scheibe
    Berlin NeuroImaging Center, Charite Campus Mitte, Berlin, Germany
    Hum Brain Mapp 27:545-51. 2006
    ....
  34. ncbi request reprint Neural correlates of error awareness
    Tilmann A Klein
    Max Planck Institute for Human Cognitive and Brain Science, Stephanstrasse 1a, Germany, 04103 Leipzig
    Neuroimage 34:1774-81. 2007
    ..The data suggest that the RCZ activity alone is insufficient to drive error awareness. Its signal appears to be useful for post-error speed-accuracy adjustments only when the error is consciously perceived...
  35. ncbi request reprint Decomposing the neural correlates of antisaccade eye movements using event-related FMRI
    Ulrich Ettinger
    Centre for Neuroimaging Sciences, Institute of Psychiatry, King s College London, UK
    Cereb Cortex 18:1148-59. 2008
    ..These areas likely fulfill a more general supervisory role in the volitional control of eye movements, such as stimulus appraisal, task set, and decision making...
  36. ncbi request reprint The influence of current mood on affective startle modulation
    Sabine M Grüsser
    Institute for Medical Psychology, Center for Humanities and Health Sciences, Charite, CCM, University Medicine, Tucholskystrasse 2, 10117, Berlin, Germany
    Exp Brain Res 177:122-8. 2007
    ..The results of the present study show that changes in startle responses are not only related to the current state of psychopathology but also to the general affective state of the participants during the assessments...
  37. ncbi request reprint Cognitive retraining for organizational impairment in obsessive-compulsive disorder
    Ulrike Buhlmann
    Department of Psychiatry OCD Clinic, Massachusetts General Hospital, Harvard Medical School, 185 Cambridge Street, Boston, MA 02114, USA
    Psychiatry Res 144:109-16. 2006
    ..These findings support a distinction in OCD between failure to utilize a strategy and incapacity to implement a strategy...
  38. ncbi request reprint Saccadic eye velocity after selective GABAergic treatment with tiagabine in healthy volunteers
    Peter Zwanzger
    Department of Psychiatry, University of Munich, Nussbaumstrasse 7, DE 80336 Munich, Germany
    Neuropsychobiology 52:147-50. 2005
    ..Tiagabine is a new antiepileptic drug which acts via selective blockade of GABA reuptake. Therefore, we examined the effects of tiagabine on saccade parameters...
  39. ncbi request reprint Repetitive transcranial magnetic stimulation (rTMS) in major depression: relation between efficacy and stimulation intensity
    Frank Padberg
    Department of Psychiatry, Ludwig Maximilian University, Munich, Germany
    Neuropsychopharmacology 27:638-45. 2002
    ..These findings support the hypothesis of a relationship between stimulation intensity of rTMS and its antidepressant efficacy...