Christoph Helmchen

Summary

Affiliation: University of Munich
Country: Germany

Publications

  1. ncbi The role of the fastigial nucleus in saccadic eye oscillations
    Christoph Helmchen
    Department of Neurology, University of Lubeck, Lubeck, Germany
    Ann N Y Acad Sci 1004:229-40. 2003
  2. ncbi Premotor neurons for vertical eye movements in the rostral mesencephalon of monkey and human: histologic identification by parvalbumin immunostaining
    A K Horn
    Institute of Anatomy, LMU Munich, Germany
    J Comp Neurol 392:413-27. 1998
  3. ncbi Neuroanatomical identification of mesencephalic premotor neurons coordinating eyelid with upgaze in the monkey and man
    A K Horn
    Institute of Anatomy, LMU Munich, D 80336 Munich, Germany
    J Comp Neurol 420:19-34. 2000
  4. ncbi Saccadic omnipause and burst neurons in monkey and human are ensheathed by perineuronal nets but differ in their expression of calcium-binding proteins
    Anja K Horn
    Institute of Anatomy, Ludwig Maximilian University of Munich, D 80336 Munich Germany
    J Comp Neurol 455:341-52. 2003
  5. ncbi GABAergic neurons in the rostral mesencephalon of the macaque monkey that control vertical eye movements
    Anja K E Horn
    Institute of Anatomy, Ludwig Maximilians University of Munich, D 80336 Munich, Germany
    Ann N Y Acad Sci 1004:19-28. 2003
  6. ncbi The contribution of midbrain circuits in the control of gaze
    Ulrich Buuttner
    Department of Neurology, Ludwig Maximilians University, D 81377 Munich, Germany
    Ann N Y Acad Sci 956:99-110. 2002
  7. ncbi Differential effects of blinks on horizontal saccade and smooth pursuit initiation in humans
    Holger Rambold
    Department of Neurology, University Lübeck, Ratzeburger Allee 160, 23538, Lubeck, Germany
    Exp Brain Res 156:314-24. 2004
  8. ncbi Long-term eye movement recordings with a scleral search coil-eyelid protection device allows new applications
    Andreas Sprenger
    Department of Neurology, University Lübeck, Ratzeburger Allee 160, D 23538 Lubeck, Germany
    J Neurosci Methods 170:305-9. 2008
  9. ncbi Main sequence of convergence retraction nystagmus indicates a disorder of vergence
    Holger Rambold
    Department of Neurology, , , Germany
    Ann N Y Acad Sci 956:592-4. 2002
  10. ncbi Blink effect on slow vergence
    Holger Rambold
    Department of Neurology, University of Luebeck, Ratzeburger Allee 160, D 23538 Luebeck, Germany
    Neuroreport 13:2041-4. 2002

Detail Information

Publications15

  1. ncbi The role of the fastigial nucleus in saccadic eye oscillations
    Christoph Helmchen
    Department of Neurology, University of Lubeck, Lubeck, Germany
    Ann N Y Acad Sci 1004:229-40. 2003
    ..We propose that cerebellar activation of the fastigial nuclei may cause opsoclonus via their projections to the brainstem saccadic generator...
  2. ncbi Premotor neurons for vertical eye movements in the rostral mesencephalon of monkey and human: histologic identification by parvalbumin immunostaining
    A K Horn
    Institute of Anatomy, LMU Munich, Germany
    J Comp Neurol 392:413-27. 1998
    ..The exact identification of premotor neurons of the vertical system in the normal human brain provides a reference basis for the neuropathologic analysis of vertical gaze disorders at a cellular level...
  3. ncbi Neuroanatomical identification of mesencephalic premotor neurons coordinating eyelid with upgaze in the monkey and man
    A K Horn
    Institute of Anatomy, LMU Munich, D 80336 Munich, Germany
    J Comp Neurol 420:19-34. 2000
    ..With these two histochemical markers, the homologue of the M-group was identified in the human brain as well...
  4. ncbi Saccadic omnipause and burst neurons in monkey and human are ensheathed by perineuronal nets but differ in their expression of calcium-binding proteins
    Anja K Horn
    Institute of Anatomy, Ludwig Maximilian University of Munich, D 80336 Munich Germany
    J Comp Neurol 455:341-52. 2003
    ....
  5. ncbi GABAergic neurons in the rostral mesencephalon of the macaque monkey that control vertical eye movements
    Anja K E Horn
    Institute of Anatomy, Ludwig Maximilians University of Munich, D 80336 Munich, Germany
    Ann N Y Acad Sci 1004:19-28. 2003
    ..These commissural GABAergic projections are well suited to inhibit the SO and IR motoneurons and possibly premotor down-burst-tonic neurons during upward eye movements...
  6. ncbi The contribution of midbrain circuits in the control of gaze
    Ulrich Buuttner
    Department of Neurology, Ludwig Maximilians University, D 81377 Munich, Germany
    Ann N Y Acad Sci 956:99-110. 2002
    ..Thus, the direction of torsional nystagmus appears to be a valuable topodiagnostic sign for patients with midbrain lesions...
  7. ncbi Differential effects of blinks on horizontal saccade and smooth pursuit initiation in humans
    Holger Rambold
    Department of Neurology, University Lübeck, Ratzeburger Allee 160, 23538, Lubeck, Germany
    Exp Brain Res 156:314-24. 2004
    ..Whether the effects are caused by the influence of blinks on OPNs or other premotor structures remains to be tested...
  8. ncbi Long-term eye movement recordings with a scleral search coil-eyelid protection device allows new applications
    Andreas Sprenger
    Department of Neurology, University Lübeck, Ratzeburger Allee 160, D 23538 Lubeck, Germany
    J Neurosci Methods 170:305-9. 2008
    ..This advanced method allows new applications like eye movement recordings during sleep (rapid eye movements) or perceptional or motor learning tasks, e.g. saccade adaptation paradigms...
  9. ncbi Main sequence of convergence retraction nystagmus indicates a disorder of vergence
    Holger Rambold
    Department of Neurology, , , Germany
    Ann N Y Acad Sci 956:592-4. 2002
  10. ncbi Blink effect on slow vergence
    Holger Rambold
    Department of Neurology, University of Luebeck, Ratzeburger Allee 160, D 23538 Luebeck, Germany
    Neuroreport 13:2041-4. 2002
    ..We propose that the direction-specific blink effect on slow vergence may be caused by changes in brain stem premotor circuits...
  11. ncbi Vergence deficits in pontine lesions
    Holger Rambold
    Department of Neurology, University of Luebeck, Germany
    Neurology 62:1850-3. 2004
    ..Slow convergence and divergence were impaired, whereas fast vergence did not differ from that of control subjects. Pontine nuclei appear to be involved in the slow vergence control...
  12. ncbi Effect of 3,4-diaminopyridine on the postural control in patients with downbeat nystagmus
    Andreas Sprenger
    Department of Neurology, , Germany
    Ann N Y Acad Sci 1039:395-403. 2005
    ..It was concluded that 3,4-DAP may particularly influence the postural performance in patients with downbeat nystagmus...
  13. ncbi Effect of blinks on saccades before smooth-pursuit eye-movement initiation
    Holger Rambold
    Department of Neurology, University of Luebeck, Ratzeburger Allee 160, 23538 Luebeck, Germany
    Ann N Y Acad Sci 1039:563-6. 2005
    ..The source of blink associated suppression of saccades remains unclear but is probably not caused by visual signals or the omnipause neurons...
  14. ncbi Eye-hand coordination in essential tremor
    Peter Trillenberg
    Department of Neurology, University Hospital of Schleswig Holstein, Lubeck, Germany
    Mov Disord 21:373-9. 2006
    ..These changes might be related to cerebellar disease but they are independent of the intention tremor component and saccade performance...
  15. ncbi Neural activity related to self- versus externally generated painful stimuli reveals distinct differences in the lateral pain system in a parametric fMRI study
    Christoph Helmchen
    NeuroImage Nord, Department of Neurology, University of Lubeck, Lubeck, Germany
    Hum Brain Mapp 27:755-65. 2006
    ..The attenuated activation of SI during self-generated painful stimulation might be a result of the predictability of the sensory consequences of the pain-related action...