Kosuke Akatsuka

Summary

Affiliation: National Institute for Physiological Sciences
Country: Japan

Publications

  1. ncbi request reprint Mismatch responses related to temporal discrimination of somatosensory stimulation
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Aichi 444 8585, Japan
    Clin Neurophysiol 116:1930-7. 2005
  2. doi request reprint Neural codes for somatosensory two-point discrimination in inferior parietal lobule: an fMRI study
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Neuroimage 40:852-8. 2008
  3. ncbi request reprint The effect of stimulus probability on the somatosensory mismatch field
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444 8585, Japan
    Exp Brain Res 181:607-14. 2007
  4. ncbi request reprint Objective examination for two-point stimulation using a somatosensory oddball paradigm: an MEG study
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, Japan
    Clin Neurophysiol 118:403-11. 2007
  5. ncbi request reprint Centrifugal regulation of human cortical responses to a task-relevant somatosensory signal triggering voluntary movement
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444 8585, Japan
    Neuroimage 32:1355-64. 2006
  6. ncbi request reprint Time-varying cortical activations related to visual-tactile cross-modal links in spatial selective attention
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Aichi, Japan
    J Neurophysiol 97:3585-96. 2007
  7. doi request reprint Somatosensory off-response in humans: an ERP study
    Koya Yamashiro
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, 444 8585, Japan
    Exp Brain Res 190:207-13. 2008
  8. ncbi request reprint Active attention modulates passive attention-related neural responses to sudden somatosensory input against a silent background
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Japan
    Exp Brain Res 175:609-17. 2006
  9. ncbi request reprint Centrifugal regulation of a task-relevant somatosensory signal triggering voluntary movement without a preceding warning signal
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Exp Brain Res 173:733-41. 2006
  10. ncbi request reprint Somato-motor inhibitory processing in humans: a study with MEG and ERP
    Hiroki Nakata
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Eur J Neurosci 22:1784-92. 2005

Detail Information

Publications13

  1. ncbi request reprint Mismatch responses related to temporal discrimination of somatosensory stimulation
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Aichi 444 8585, Japan
    Clin Neurophysiol 116:1930-7. 2005
    ..To determine the existence of a pre-attentively evoked somatosensory mismatch negativity component and to investigate the use of that component in objective clinical diagnostics...
  2. doi request reprint Neural codes for somatosensory two-point discrimination in inferior parietal lobule: an fMRI study
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Neuroimage 40:852-8. 2008
    ..In contrast, there were no significantly activated regions in the ID task. Therefore, the left IPL is considered to play an important role in two-point discrimination...
  3. ncbi request reprint The effect of stimulus probability on the somatosensory mismatch field
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444 8585, Japan
    Exp Brain Res 181:607-14. 2007
    ..The peak amplitude of the MMNm decreased as the probability of the deviant stimulus increased. The Somatosensory MMNm was affected by deviant stimulus probability similar to an auditory mismatch negativity (MMN)...
  4. ncbi request reprint Objective examination for two-point stimulation using a somatosensory oddball paradigm: an MEG study
    Kosuke Akatsuka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, Japan
    Clin Neurophysiol 118:403-11. 2007
    ..To establish an objective two-point discrimination test using magnetoencephalography (MEG)...
  5. ncbi request reprint Centrifugal regulation of human cortical responses to a task-relevant somatosensory signal triggering voluntary movement
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki 444 8585, Japan
    Neuroimage 32:1355-64. 2006
    ..The present findings indicate a difference in function between the SI and SII in somatosensory-motor regulation...
  6. ncbi request reprint Time-varying cortical activations related to visual-tactile cross-modal links in spatial selective attention
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Aichi, Japan
    J Neurophysiol 97:3585-96. 2007
    ..The results show that spatial attention enhances responses to tactile inputs in SII, independent of sensory modality attended. The underlying mechanism remains to be determined, but may be an increase in gain...
  7. doi request reprint Somatosensory off-response in humans: an ERP study
    Koya Yamashiro
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, 444 8585, Japan
    Exp Brain Res 190:207-13. 2008
    ..In this network, the change is automatically detected using a memory trace by comparing the abrupt event (on or off) with the preceding condition (silent or repetitive stimuli)...
  8. ncbi request reprint Active attention modulates passive attention-related neural responses to sudden somatosensory input against a silent background
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, Japan
    Exp Brain Res 175:609-17. 2006
    ..The results indicate that top-down signals for detecting target stimuli interact with passive shifts of attention caused by bottom-up signals...
  9. ncbi request reprint Centrifugal regulation of a task-relevant somatosensory signal triggering voluntary movement without a preceding warning signal
    Tetsuo Kida
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Exp Brain Res 173:733-41. 2006
    ..These may be dissociated from the simple effect of directing attention to the stimulation...
  10. ncbi request reprint Somato-motor inhibitory processing in humans: a study with MEG and ERP
    Hiroki Nakata
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Eur J Neurosci 22:1784-92. 2005
    ..Our findings combining MEG and ERPs clarified the spatial and temporal processing related to somato-motor inhibition caused in the posterior part of the inferior frontal sulci in the prefrontal cortex in humans...
  11. ncbi request reprint Differential modulation in human primary and secondary somatosensory cortices during the preparatory period of self-initiated finger movement
    Toshiaki Wasaka
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, Japan
    Eur J Neurosci 22:1239-47. 2005
    ..The opposite effects of movement on SI and SII cortices indicated that these cortical areas play a different role in the function of the sensorimotor integration and are affected differently by the centrifugal process...
  12. ncbi request reprint Higher anticipated force required a stronger inhibitory process in go/nogo tasks
    Hiroki Nakata
    Department of Integrative Physiology, National Institute for Physiological Sciences, Okazaki, Japan
    Clin Neurophysiol 117:1669-76. 2006
    ..We investigated the effect of the inhibitory process with increasing muscle force on event-related potentials (ERPs) and motor evoked potentials (MEPs)...
  13. doi request reprint Evoked magnetic fields following noxious laser stimulation of the thigh in humans
    Hiroki Nakata
    Department of Integrative Physiology, National Institute for Physiological Sciences, Myodaiji, Okazaki, 444 8585, Japan
    Neuroimage 42:858-68. 2008
    ..The mean peak latencies of SI, cSII, iSII and IPL were 152, 170, 181, and 183 ms, respectively. This is the first study to clarify the time course of the activities of SI, SII, and PPC in human pain processing using MEG...