Yuichiro Shirota

Summary

Affiliation: University of Tokyo
Country: Japan

Publications

  1. doi request reprint Supplementary motor area stimulation for Parkinson disease: a randomized controlled study
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Japan
    Neurology 80:1400-5. 2013
  2. doi request reprint Increased primary motor cortical excitability by a single-pulse transcranial magnetic stimulation over the supplementary motor area
    Yuichiro Shirota
    Division of Neuroscience, Department of Neurology, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Exp Brain Res 219:339-49. 2012
  3. doi request reprint Inter-individual variation in the efficient stimulation site for magnetic brainstem stimulation
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, University of Tokyo, Bunkyo ku, Tokyo, Japan
    Clin Neurophysiol 122:2044-8. 2011
  4. doi request reprint Cerebellar dysfunction in progressive supranuclear palsy: a transcranial magnetic stimulation study
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Mov Disord 25:2413-9. 2010
  5. doi request reprint Influence of short-interval intracortical inhibition on short-interval intracortical facilitation in human primary motor cortex
    Yuichiro Shirota
    Dept of Neurology, Div of Neuroscience, Graduate School of Medicine, University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Neurophysiol 104:1382-91. 2010
  6. doi request reprint Cortico-conus motor conduction time (CCCT) for leg muscles
    Hideyuki Matsumoto
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Japan
    Clin Neurophysiol 121:1930-3. 2010
  7. ncbi request reprint Quadro-pulse stimulation is more effective than paired-pulse stimulation for plasticity induction of the human motor cortex
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Neurophysiol 118:2672-82. 2007
  8. pmc Primary motor cortical metaplasticity induced by priming over the supplementary motor area
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Physiol 587:4845-62. 2009
  9. doi request reprint Prominent cauda equina involvement in patients with chronic inflammatory demyelinating polyradiculoneuropathy
    Hideyuki Matsumoto
    Department of Neurology, Graduate School of Medicine, The University of Tokyo, Japan
    J Neurol Sci 290:112-4. 2010
  10. doi request reprint Aging influences central motor conduction less than peripheral motor conduction: a transcranial magnetic stimulation study
    Hideyuki Matsumoto
    Department of Neurology, Japanese Red Cross Medical Center, 4 1 22 Hiroo, Shibuya ku, Tokyo 150 8935, Japan
    Muscle Nerve 46:932-6. 2012

Collaborators

Detail Information

Publications25

  1. doi request reprint Supplementary motor area stimulation for Parkinson disease: a randomized controlled study
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Japan
    Neurology 80:1400-5. 2013
    ..To explore the efficacy and stimulation frequency dependence of repetitive transcranial magnetic stimulation (rTMS) over the supplementary motor area (SMA) in Parkinson disease (PD)...
  2. doi request reprint Increased primary motor cortical excitability by a single-pulse transcranial magnetic stimulation over the supplementary motor area
    Yuichiro Shirota
    Division of Neuroscience, Department of Neurology, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Exp Brain Res 219:339-49. 2012
    ..We conclude that a single-pulse TMS over SMA modulates a facilitatory circuit within M1...
  3. doi request reprint Inter-individual variation in the efficient stimulation site for magnetic brainstem stimulation
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, University of Tokyo, Bunkyo ku, Tokyo, Japan
    Clin Neurophysiol 122:2044-8. 2011
    ..To investigate inter-individual variation in the efficiency of magnetic brainstem stimulation (BST) with regard to the stimulation site...
  4. doi request reprint Cerebellar dysfunction in progressive supranuclear palsy: a transcranial magnetic stimulation study
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Mov Disord 25:2413-9. 2010
    ..Our results are compatible with the pathological findings showing severe dentate nucleus degeneration in PSP patients...
  5. doi request reprint Influence of short-interval intracortical inhibition on short-interval intracortical facilitation in human primary motor cortex
    Yuichiro Shirota
    Dept of Neurology, Div of Neuroscience, Graduate School of Medicine, University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Neurophysiol 104:1382-91. 2010
    ..We propose that CS might inhibit the second peak of SICF at the interneurons responsible for I3 waves...
  6. doi request reprint Cortico-conus motor conduction time (CCCT) for leg muscles
    Hideyuki Matsumoto
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Japan
    Clin Neurophysiol 121:1930-3. 2010
    ..To measure the conduction time from the motor cortex to the conus medullaris (cortico-conus motor conduction time, CCCT) for leg muscles using magnetic stimulation...
  7. ncbi request reprint Quadro-pulse stimulation is more effective than paired-pulse stimulation for plasticity induction of the human motor cortex
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Neurophysiol 118:2672-82. 2007
    ..We hypothesized that a greater enhancement of motor cortical excitability is provoked by increasing the number of pulses per train beyond those by paired-pulse stimulation (PPS)...
  8. pmc Primary motor cortical metaplasticity induced by priming over the supplementary motor area
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Physiol 587:4845-62. 2009
    ..The data support the view that the homeostatic changes are mediated via mechanisms of metaplasticity and highlight an important interplay between M1 and SMA regarding homeostatic plasticity in humans...
  9. doi request reprint Prominent cauda equina involvement in patients with chronic inflammatory demyelinating polyradiculoneuropathy
    Hideyuki Matsumoto
    Department of Neurology, Graduate School of Medicine, The University of Tokyo, Japan
    J Neurol Sci 290:112-4. 2010
    ..CECT was prolonged in 9 patients (81.8%), whereas the ankle-knee conduction was delayed in 4 (36.4%). The proximal segments are more frequently involved than the distal segments in this disorder...
  10. doi request reprint Aging influences central motor conduction less than peripheral motor conduction: a transcranial magnetic stimulation study
    Hideyuki Matsumoto
    Department of Neurology, Japanese Red Cross Medical Center, 4 1 22 Hiroo, Shibuya ku, Tokyo 150 8935, Japan
    Muscle Nerve 46:932-6. 2012
    ..In this study we investigated the effects of aging on corticospinal tract conduction by measuring the corticoconus motor conduction time (CCCT)...
  11. pmc Bidirectional long-term motor cortical plasticity and metaplasticity induced by quadripulse transcranial magnetic stimulation
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    J Physiol 586:3927-47. 2008
    ..The broad range of after-effects produced by the new rTMS protocol opens up new possibilities for detailed examination of theories of metaplasticity in humans...
  12. doi request reprint Triad-conditioning Transcranial Magnetic Stimulation in Parkinson's Disease
    Ritsuko Hanajima
    Department of Neurology, University of Tokyo Hospital, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan Electronic address
    Brain Stimul 7:74-9. 2014
    ..We recently reported a new method of triad-conditioning TMS to detect the excitability changes after rhythmic conditioning stimuli, which induce facilitation by 40-Hz stimulation in healthy volunteers...
  13. doi request reprint Conditioning intensity-dependent interaction between short-latency interhemispheric inhibition and short-latency afferent inhibition
    Ryosuke Tsutsumi
    Dept of Neurology, Div of Neuroscience, Graduate School of Medicine, Univ of Tokyo, Tokyo, Japan
    J Neurophysiol 108:1130-7. 2012
    ..On the basis of these findings, we conclude that interneurons mediating SIHI and SAI have mutual, direct, and inhibitory interaction in a conditioning intensity-dependent manner...
  14. doi request reprint Reduced interhemispheric inhibition in mild cognitive impairment
    Ryosuke Tsutsumi
    Division of Neuroscience, Department of Neurology, Graduate School of Medicine, University of Tokyo, 7 3 1, Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    Exp Brain Res 218:21-6. 2012
    ..Our results suggest that transcallosal connection between bilateral M1 is primarily involved in MCI, regardless of SAI dysfunction...
  15. doi request reprint Bidirectional modulation of sensory cortical excitability by quadripulse transcranial magnetic stimulation (QPS) in humans
    Setsu Nakatani-Enomoto
    Department of Neurology, School of Medicine, Fukushima Medical University, Fukushima, Japan
    Clin Neurophysiol 123:1415-21. 2012
    ..These physiological characters were compatible with synaptic plasticity. In this research, we studied effects of QPS on the primary sensory cortex (S1)...
  16. doi request reprint Deterioration of horizontal saccades in progressive supranuclear palsy
    Yasuo Terao
    Department of Neurology, Graduate School of Medicine, University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    Clin Neurophysiol 124:354-63. 2013
    ..To investigate horizontal saccade changes according to disease stage in patients with progressive supranuclear palsy (PSP)...
  17. ncbi request reprint Origin of facilitation in repetitive, 1.5ms interval, paired pulse transcranial magnetic stimulation (rPPS) of the human motor cortex
    Masashi Hamada
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, 7 3 1, Hongo, Tokyo, Japan
    Clin Neurophysiol 118:1596-601. 2007
    ..To confirm its cortical facilitation, we compared the after-effects of rPPS on MEPs to single pulse TMS over the motor cortex (motor cortical MEPs) with those to brainstem stimulation (brainstem MEPs)...
  18. doi request reprint Efferent and afferent evoked potentials in patients with adrenomyeloneuropathy
    Hideyuki Matsumoto
    Department of Neurology, University of Tokyo, Japan
    Clin Neurol Neurosurg 112:131-6. 2010
    ..This paper investigates efferent and afferent conductions of the central nervous system by various evoked potentials in patients with adrenomyeloneuropathy (AMN)...
  19. doi request reprint Effects of the motor cortical quadripulse transcranial magnetic stimulation (QPS) on the contralateral motor cortex and interhemispheric interactions
    Ryosuke Tsutsumi
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan and
    J Neurophysiol 111:26-35. 2014
    ..We suppose that the LTP-like effect on the contralateral M1 may be produced by some interhemispheric interactions through the corpus callosum. ..
  20. ncbi request reprint [Severely abnormal electroencephalogram in two patients who were treated with cefepime]
    Yuichiro Shirota
    Department of Neurology, Division of Neuroscience, Graduate School of Medicine, University of Tokyo
    Rinsho Shinkeigaku 52:356-9. 2012
    ..Arguably, the EEG findings shown here can be a clue to correct diagnosis of CFPM induced encephalopathy...
  21. doi request reprint Isolated pyramidal tract impairment in the central nervous system of adult-onset Krabbe disease with novel mutations in the GALC gene
    Shin Ichi Tokushige
    Department of Neurology, Tokyo Teishin Hospital, 2 14 23 Fujimi, Chiyoda ku, Tokyo, Japan
    Brain Dev 35:579-81. 2013
    ..G569S, proved the diagnosis of Krabbe disease. Our findings show that adult-onset Krabbe disease is characterized by isolated pyramidal tract impairment in the central nervous system, both neurophysiologically and radiologically...
  22. ncbi request reprint A case of atypical amyloid polyneuropathy with predominant upper-limb involvement with the diagnosis unexpectedly found at lung operation
    Yuichiro Shirota
    Department of Neurology, Graduate School of Medicine, The University of Tokyo
    Intern Med 49:1627-31. 2010
    ..Diagnostic challenges of FAP with atypical clinical presentations, including difficulties in pathological diagnosis, are discussed with a review of the literature...
  23. doi request reprint Quadri-pulse stimulation (QPS) induced LTP/LTD was not affected by Val66Met polymorphism in the brain-derived neurotrophic factor (BDNF) gene
    Koichiro Nakamura
    Department of Neurology, School of Medicine, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960 1295, Japan
    Neurosci Lett 487:264-7. 2011
    ..It is conspicuous that the QPS for 30min does elicit stable bidirectional long-term effects even in subjects with non-Val-Val polymorphism of BDNF...
  24. doi request reprint Increased gene dosage of myelin protein zero causes Charcot-Marie-Tooth disease
    Meiko Hashimoto Maeda
    Department of Neurology, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    Ann Neurol 71:84-92. 2012
    ....
  25. ncbi request reprint [Alien hand sign observed at the initial stage of a case of Creutzfeldt-Jakob disease]
    Meiko Hashimoto
    Department of Neurology, University of Tokyo, Graduate School of Medicine
    Rinsho Shinkeigaku 49:109-14. 2009
    ..AHS has rarely been reported in patients with CJD. Our case illustrates the importance of considering CJD in the differential diagnosis, if the patient showed AHS, even with normal MRI findings...