Junichi Ushiyama
牛山 潤一 ウシヤマ ジユンイチ

主な兼職慶應義塾大学医学部 兼担准教授(リハビリテーション医学)
2000年 慶應義塾大学環境情報学部 卒業、学士(環境情報学)
2002年 東京大学大学院総合文化研究科修士過程 修了、修士(学術)
2005年 東京大学大学院総合文化研究科博士課程 修了、博士(学術)
2013年 博士(医学)(慶應義塾大学大学院医学研究科より授与 )

2005年4月-2010年3月 慶應義塾大学体育研究所(助手〜助教)
2010年4月-2014年3月 慶應義塾大学医学部リハビリテーション医学教室(特任助教〜特任講師)
2010年4月-2014年3月 慶應義塾大学大学院理工学研究科(特任助教〜特任講師)(非常勤)
所属学会・団体北米神経科学会(Society for Neuroscience)、日本神経科学学会、日本体育学会、日本体力医学会、日本運動生理学会、日本バイオメカニクス学会
Matsuya R, Ushiyama J, Ushiba J. Inhibitory interneuron circuits at cortical and spinal levels are associated with individual differences in corticomuscular coherence during isometric voluntary contraction. Scientific Reports, accepted.

Ushiyama J, Yamada J, Liu M, Ushiba J. Individual difference in β-band corticomuscular coherence and its relation to force steadiness during isometric voluntary ankle dorsiflexion in healthy humans. Clinical Neurophysiology 128: 303-311, 2017.

Matsuya R*, Ushiyama J*, Ushiba J. Prolonged reaction time during episodes of elevated β-band corticomuscular coupling and associated oscillatory muscle activity. Journal of Applied Physiology 114: 896-904, 2013. (*equally contributed)

Kasashima Y, Fujiwara T, Matsushika Y, Tsuji T, Hase K, Ushiyama J, Ushiba J, Liu M. Modulation of event-related desynchronization during motor imagery with transcranial direct current stimulation (tDCS) in patients with chronic hemiparetic stroke. Experimental Brain Research 221: 263-268, 2012.

Ushiyama J, Masakado Y, Fujiwara T, Tsuji T, Hase K, Kimura A, Liu M, Ushiba J. Contraction level-related modulation of corticomuscular coherence differs between the tibialis anterior and soleus muscles in humans. Journal of Applied Physiology 112: 1258-1267, 2012.

Ushiyama J, Suzuki T, Masakado Y, Hase K, Kimura A, Liu M, Ushiba J. Between-subject variance in the magnitude of corticomuscular coherence during tonic isometric contraction of the tibialis anterior muscle in healthy young adults. Journal of Neurophysiology 106: 1379-1388, 2011.

Ushiyama J, Masani K. Relation between postural stability and plantar flexors muscle volume in young males. Medicine & Science in Sports & Exercise 43: 2089-2094, 2011.

Ushiyama J, Katsu M, Masakado Y, Kimura A, Liu M, Ushiba J. Muscle fatigue-induced enhancement of corticomuscular coherence following sustained submaximal isometric contraction of the tibialis anterior muscle. Journal of Applied Physiology 110: 1233-1240, 2011.

Ushiyama J, Takahashi Y, Ushiba J. Muscle dependency of corticomuscular coherence in upper and lower limb muscles and training-related alterations in ballet dancers and weightlifters. Journal of Applied Physiology 109: 1086-1095, 2010.

Ushiyama J, Wakahara T, Masani K, Kouzaki M, Muraoka T, Fukunaga T, Kanehisa H. Passive knee movement-induced modulation of the soleus H-reflex and alteration in the fascicle length of the medial gastrocnemius muscle in humans. Journal of Electromyography and Kinesiology 20: 513-522, 2010.

Sasagawa S, Ushiyama J, Masani K, Kouzaki M, Kanehisa H. Balance control under different passive contributions of the ankle extensors: quiet standing on inclined surfaces. Experimental Brain Research 196: 537-544, 2009.

Sasagawa S, Ushiyama J, Kouzaki M, Kanehisa H. Effect of the hip motion on the body kinematics in the sagittal plane during human quiet standing. Neuroscience Letters 450: 27-31, 2009.

Ushiyama J, Masani K, Kouzaki M, Kanehisa H, Fukunaga T. Difference in aftereffects following prolonged Achilles tendon vibration on muscle activity during maximal voluntary contraction among plantar flexor synergists. Journal of Applied Physiology 98: 1427-1433, 2005.

武田湖太郎,岡崎俊太郎,牛山潤一.「脳機能の非侵襲計測法:EEG, fMRI, fNIRS」.人間工学 Vol 51: pp 411-419, 2015(総説・特集③人間工学のための計測手法 第4部:生体電気現象その他の計測と解析(3))

牛山潤一.「脳波」.神経科学の最前線とリハビリテーション 脳の可塑性と運動(里宇明元・牛場潤一 監修): pp 84-87, 2015(2章 病態・機能の評価 2 神経機能・構造の評価法 (1)電気生理学的評価).

Ushiyama J.Oscillatory corticomuscular coupling as a determinant of motor precision and quickness. Advance in Exercise and Sports Physiology 19: 25-31, 2013. (Invited short review)

牛山潤一 「脳波と筋電図のコヒーレンス解析」体育の科学 Vol 63: 458-465, 2013. (招待総説)

Ushiyama J, Ushiba J. Resonance between cortex and muscle: A determinant of motor precision? Clinical Neurophysiology 124: 5-7, 2013. (Invited editorial)
学生諸君へ一言「Strong body makes strong mind」

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