Hidehiko Okamoto

Summary

Country: Germany

Publications

  1. doi request reprint Bottom-up driven involuntary auditory evoked field change: constant sound sequencing amplifies but does not sharpen neural activity
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Malmedyweg 15, Muenster, Germany
    J Neurophysiol 103:244-9. 2010
  2. pmc Broadened population-level frequency tuning in human auditory cortex of portable music player users
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, Westfalian Wilhelms University Muenster, Muenster, Germany
    PLoS ONE 6:e17022. 2011
  3. doi request reprint Sound processing hierarchy within human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetismand Biosignal Analysis, University of Muenster, Malmedyweg 15, 48149 Muenster, Germany
    J Cogn Neurosci 23:1855-63. 2011
  4. pmc Frequency-specific modulation of population-level frequency tuning in human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Malmedyweg 15, 48149 Muenster, Germany
    BMC Neurosci 10:1. 2009
  5. pmc Left hemispheric dominance during auditory processing in a noisy environment
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    BMC Biol 5:52. 2007
  6. pmc Asymmetric lateral inhibitory neural activity in the auditory system: a magnetoencephalographic study
    Hidehiko Okamoto
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Japan
    BMC Neurosci 8:33. 2007
  7. pmc Auditory sustained field responses to periodic noise
    Sumru Keceli
    Department of Integrative Physiology, National Institute for Physiological Sciences, Nishigohnaka 38, Myodaiji, Okazaki City, 444 8585, Japan
    BMC Neurosci 13:7. 2012
  8. ncbi request reprint Attention improves population-level frequency tuning in human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University Hospital, University of Muenster, 48149 Muenster, Germany
    J Neurosci 27:10383-90. 2007
  9. pmc Bottom-up driven involuntary attention modulates auditory signal in noise processing
    Lothar Lagemann
    Institute for Biomagnetism and Biosignalanalysis, University of Munster, Malmedyweg 15, 48149 Munster, Germany
    BMC Neurosci 11:156. 2010
  10. doi request reprint Hemispheric asymmetry of auditory evoked fields elicited by spectral versus temporal stimulus change
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    Cereb Cortex 19:2290-7. 2009

Detail Information

Publications22

  1. doi request reprint Bottom-up driven involuntary auditory evoked field change: constant sound sequencing amplifies but does not sharpen neural activity
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Malmedyweg 15, Muenster, Germany
    J Neurophysiol 103:244-9. 2010
    ..Our results indicate that bottom-up driven involuntary neural processing may mainly amplify excitatory neural networks, but may not effectively enhance inhibitory neural circuits...
  2. pmc Broadened population-level frequency tuning in human auditory cortex of portable music player users
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, Westfalian Wilhelms University Muenster, Muenster, Germany
    PLoS ONE 6:e17022. 2011
    ..However, these damages could lead to future irreversible hearing disorders, which would have a huge negative impact on the quality of life of those affected, and the society as a whole...
  3. doi request reprint Sound processing hierarchy within human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetismand Biosignal Analysis, University of Muenster, Malmedyweg 15, 48149 Muenster, Germany
    J Cogn Neurosci 23:1855-63. 2011
    ....
  4. pmc Frequency-specific modulation of population-level frequency tuning in human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Malmedyweg 15, 48149 Muenster, Germany
    BMC Neurosci 10:1. 2009
    ..random) under auditory focused attention by means of magnetoencephalography (MEG)...
  5. pmc Left hemispheric dominance during auditory processing in a noisy environment
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    BMC Biol 5:52. 2007
    ....
  6. pmc Asymmetric lateral inhibitory neural activity in the auditory system: a magnetoencephalographic study
    Hidehiko Okamoto
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Japan
    BMC Neurosci 8:33. 2007
    ..In the present study, we investigated the effect of proceeding notch-filtered noises (NFNs) with different frequency spectra on a following test tone using MEG...
  7. pmc Auditory sustained field responses to periodic noise
    Sumru Keceli
    Department of Integrative Physiology, National Institute for Physiological Sciences, Nishigohnaka 38, Myodaiji, Okazaki City, 444 8585, Japan
    BMC Neurosci 13:7. 2012
    ..In order to investigate the effect of repetition rate on cortical responses, we analyzed the auditory sustained fields evoked by periodic and aperiodic noises using magnetoencephalography...
  8. ncbi request reprint Attention improves population-level frequency tuning in human auditory cortex
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University Hospital, University of Muenster, 48149 Muenster, Germany
    J Neurosci 27:10383-90. 2007
    ..This combination of gain and sharpening in the auditory cortex may contribute to better auditory performance during focused auditory attention...
  9. pmc Bottom-up driven involuntary attention modulates auditory signal in noise processing
    Lothar Lagemann
    Institute for Biomagnetism and Biosignalanalysis, University of Munster, Malmedyweg 15, 48149 Munster, Germany
    BMC Neurosci 11:156. 2010
    ..The tones were presented either in silence or together with broad-band noises of varying levels...
  10. doi request reprint Hemispheric asymmetry of auditory evoked fields elicited by spectral versus temporal stimulus change
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    Cereb Cortex 19:2290-7. 2009
    ..These original findings support the hypothesis that spectral change is dominantly processed in the right hemisphere, whereas temporal change is dominantly processed in the left...
  11. doi request reprint Tinnitus: the dark side of the auditory cortex plasticity
    Christo Pantev
    Institute for Biomagnetism and Biosignalanalysis, Munster, Germany
    Ann N Y Acad Sci 1252:253-8. 2012
    ..On this basis, we have developed and evaluated a customized music training strategy that appears capable of both reducing cortical tinnitus-related neuronal activity and alleviating subjective tinnitus perception...
  12. pmc Modulation of auditory evoked responses to spectral and temporal changes by behavioral discrimination training
    Rossitza Draganova
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    BMC Neurosci 10:143. 2009
    ....
  13. ncbi request reprint Serial and parallel processing in the human auditory cortex: a magnetoencephalographic study
    Koji Inui
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki 444 8585, Japan
    Cereb Cortex 16:18-30. 2006
    ....
  14. doi request reprint Interhemispheric support during demanding auditory signal-in-noise processing
    Henning Stracke
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    Cereb Cortex 19:1440-7. 2009
    ..These novel results indicate 1) left-hemispheric dominance and robustness during auditory signal-in-noise processing, and 2) right-hemispheric assistance during attentive and demanding auditory signal-in-noise processing...
  15. ncbi request reprint Priority of repetitive adaptation to mismatch response following undiscriminable auditory stimulation: a magnetoencephalographic study
    Minoru Hoshiyama
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444 8585, Japan
    Eur J Neurosci 25:854-62. 2007
    ..In conclusion, neural adaptation is considered to be more sensitive than our consciousness or the MMN, or is caused by an independent mechanism...
  16. pmc Short and intense tailor-made notched music training against tinnitus: the tinnitus frequency matters
    Henning Teismann
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Muenster, Germany
    PLoS ONE 6:e24685. 2011
    ..The findings are essential in guiding the intended transfer of this neuro-scientific treatment approach into routine clinical practice...
  17. pmc Listening to tailor-made notched music reduces tinnitus loudness and tinnitus-related auditory cortex activity
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, Westfalian Wilhelms University, Malmedyweg 15, Muenster, Germany
    Proc Natl Acad Sci U S A 107:1207-10. 2010
    ..These findings indicate that tinnitus loudness can be significantly diminished by an enjoyable, low-cost, custom-tailored notched music treatment, potentially via reversing maladaptive auditory cortex reorganization...
  18. pmc Auditory evoked fields elicited by spectral, temporal, and spectral-temporal changes in human cerebral cortex
    Hidehiko Okamoto
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster Muenster, Germany
    Front Psychol 3:149. 2012
    ..The results suggest that human brain responses corresponding to spectral sound changes precede those corresponding to temporal sound changes, even when the spectral and temporal changes occur simultaneously...
  19. pmc Music-induced cortical plasticity and lateral inhibition in the human auditory cortex as foundations for tonal tinnitus treatment
    Christo Pantev
    Institute for Biomagnetism and Biosignalanalysis, University of Münster Münster, Germany
    Front Syst Neurosci 6:50. 2012
    ..Further development and evaluation of TMNMT therapy are planned. A goal is to transfer this novel, completely non-invasive and low-cost treatment approach for tonal tinnitus into routine clinical practice...
  20. ncbi request reprint Magnetoencephalographic study of the cortical activity elicited by human voice
    Atsuko Gunji
    The Rotman Research Institute for Neuroscience, Baycrest Centre for Geriatric Care, 3560 Bathurst Street, Toronto, Ontario, M6A 2E1, Canada
    Neurosci Lett 348:13-6. 2003
    ..Compared with the instrumental sound, the source strength of the SF component for the voice was significantly larger...
  21. ncbi request reprint Tonotopic representation of missing fundamental complex sounds in the human auditory cortex
    Takako Fujioka
    Rotman Research Institute, Baycrest Centre for Geriatric Care, University of Toronto, Toronto, Canada
    Eur J Neurosci 18:432-40. 2003
    ..A more pronounced tonotopic representation in the right hemisphere gave evidence for right hemispheric dominance in spectral processing...
  22. ncbi request reprint Current source density distribution of sleep spindles in humans as found by synthetic aperture magnetometry
    Ryouhei Ishii
    The Rotman Research Institute, Baycrest Centre for Geriatric Care, University of Toronto, 3560 Bathurst Street, Toronto, Ontario, M6A 2E1, Canada
    Neurosci Lett 340:25-8. 2003
    ..These results suggest that sleep spindles are similar in frequency content and spatial location to mu rhythm, and that these two oscillatory activities might also have a common neural basis and physiological meaning...