Yoshikazu Isomura

Articles

• Reward modulated motor information in identified striatum neurons, Isomura Y, Takekawa T, Harukuni R, Handa T, Aizawa H, Takada M & Fukai T, J Neurosci (in press), 2013
• Neural dynamics and information representation in microcircuits of motor cortex, Tsubo Y, Isomura Y & Fukai T, Front Neural Circuits 7, 2013, article 85
• The synchronous activity of lateral habenular neurons is essential for regulating hippocampal theta oscillation, Aizawa H, Yanagihara S, Kobayashi M, Niisato K, Takekawa T, Harukuni R, McHugh TJ, Fukai T Isomura Y & Okamoto H, J Neurosci (in press), 2013, 33(20), 8909 - 8921
• Passage-time coding with timing kernel inferred from irregular cortical spike sequences, Tsubo Y, Isomura Y & Fukai T, J Stat Mech Theor Exp (JSTAT), 2013, P03004
• Spatiotemporal dynamics of functional clusters of neurons in the mouse motor cortex during a voluntary movement, Hira R, Ohkubo F, Ozawa K, Isomura Y, Kitamura K, Kano M, Kasai H & Matsuzaki M, J Neurosci (in press), 2013, 33(4), 1377 - 1390
• Reinforcing operandum: rapid and reliable learning of skilled forelimb movements by head-fixed rodents, Kimura R, Saiki A, Fujiwara-Tsukamoto Y, Ohkubo F, Kitamura K, Matsuzaki M, Sakai Y & Isomura Y, J Neurophysiol., 2012, 108(6), 1781 - 1792
• Power-law inter-spike interval distributions infer a conditional maximization of entropy in cortical neurons, Tsubo Y, Isomura Y & Fukai T, PLoS Comput Biol, 2012, 8(4), e1002461
• Spike sorting of heterogeneous neuron types by multimodality-weighted PCA and explicit robust variational Bayes, Takekawa T, Isomura Y & Fukai T, Front Neuroinform, 2012, 6, article 5
• Prototypic seizure activity driven by mature hippocampal fast-spiking interneurons, F.-Tsukamoto Y, Isomura Y, Imanishi M, Ninomiya T, Tsukada M, Yanagawa Y, Fukai T, Takada M, J. Neurosci, 2010/10, 30(41), 13679 - 89
• Near scale-free dynamics in neural population of waking/sleeping rats revealed by multiscale analysis, Safonov LA, Isomura Y, Kang S, Struzik ZR, Fukai T, Cateau H, PLoS ONE, 2010/09, 5(9), pii: e12869
• Microcircuitry coordination of cortical motor information in self-initiation of voluntary movements, Isomura Y, Harukuni R, Takekawa T, Aizawa H and Fukai T, Nat Neurosci, 2010, 12(12), 1586 - 1593
• Accurate spike-sorting for multiunit recordings based on wavelet transform and robust variational Bayes, Takekawa T, Isomura Y and Fukai T, Eur J Neurosci, 2010, 31(2), 263 - 272
• Theta oscillations in primate prefrontal and anterior cingulate cortices in forewarned reaction time tasks, Tsujimoto T, Shimazu H, Isomura Y and Sasaki K, J Neurophysiol, 2010, 103(2), 827 - 843
• Directional organization of sensorimotor oscillatory activity related to the electromyogram in the monkey, Tsujimoto T, Mima T, Shimazu H and Isomura Y, Clin Neurophysiol, 2009, 120(6), 1168 - 1173
• Entrainment of neocortical neurons and gamma oscillations by the hippocampal theta rhythm, Sirota A, Montgomery S, Fujisawa S, Isomura Y, Zugaro M and Buzsáki G, Neuron, 2008, 60(4), 683 - 697
• Distinct types of ionic modulation of GABA actions in pyramidal cells and interneurons during electrical induction of hippocampal seizure-like network activity, F.-Tsukamoto Y, Isomura Y, Imanishi M, Fukai T and Takada M, Eur J Neurosci , 2007, 25(9), 2713 - 2725
• Temporal integration by stochastic recurrent network dynamics with bimodal neurons, Okamoto H, Isomura Y, Takada M and Fukai T, J Neurophysiol, 2007, 97(6), 3859 - 3867

Books

• A network mechanism underlying hippocampal seizure-like synchronous oscillations, Isomura Y, Fujiwara-Tsukamoto Y and Takada M, Neurosci Res 61(3): 227-233, 2008
• Neural mechanisms of versatile functions in primate anterior cingulate cortex, Isomura Y and Takada M, Rev Neurosci 15(4): 279-291 , 2004

International Conferences

• Isomura Y, Oral presentation, Intracortical mechanism of voluntary movements in the rat. Acta Physiologica Sinica 64(suppl): 40-41, International Conference of Physiological Sciences 2012, Suzhou, China, 2012/11/01-2012/11/04
• Kimura R, Saiki A, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y, Diversity and synchrony of multineuronal spike activities in rat primary and secondary motor cortices during externally- and internally-initiated movements, Soc Neurosci Abstr 42: 187.14, 42nd annual meeting, New Orleans, 2012/10/13-2012/10/17
• Isomura Y, Oral presentation, Ensemble coding for voluntary movements in rat primary and secondary motor cortices, Dynamic Brain Forum (DBF) 2012, Carmona, Spain, 2012/09/03-2012/09/06
• Lauwereyns JM, Takahashi M, Sakurai Y, Isomura Y, Tsukada M, Enhancement of rat hippocampal gamma-band activity during memory-guided spatial alternation, Soc Neurosci Abstr 41: 938.11, 41st annual meeting, Washington DC,, 2011/11/12-2011/11/16
• Kimura R, Sakai Y, Saiki A, Fujiwara-Tsukamoto Y, Isomura Y, Coordinated multineuron activities related to externally- and internally-initiated movements in rat motor cortex, Soc Neurosci Abstr 41: 406.0, 41st annual meeting, Washington DC,, 2011/11/12-2011/11/16
• Takahashi M, Sakurai Y, Isomura Y, Tsukada M & Lauwereyns J, The theta cycle and spike timing during fixation in rat hippocampal CA1. P40, The 3rd International Conference on Cognitive Neurodynamics (ICCN2011), Niseko, Hokkaido, 2011/06/09-2011/06/13
• Fukushima Y, Isomura Y, Yamaguti Y, Kuroda S, Tsuda I & Tsukada M, Inhibitory network dependency in Cantor coding. P23, The 3rd International Conference on Cognitive Neurodynamics (ICCN2011), Niseko, Hokkaido, 2011/06/09-2011/06/13
• Isomura Y, Intracortical mechanism underlying self-initiation of voluntary movements. Neural Circuits: The Hippocampus and beyond, Buzsáki 60th Birthday Symposium, Rutgers Univ, Newark, 2009/11/21
• Isomura Y, Intracortical mechanism underlying self-initiation of voluntary movements, New Perspectives on Neural Mechanisms of Cognition and Action (organized by Hoshi E), Tamagawa Univ, Machida, 2009/11/13-2009/11/14
• Isomura Y, Harukuni R, Takekawa T, Aizawa H & Fukai T, Different functional diversity of excitatory and inhibitory neurons across cortical layers in voluntary movement, J Physiol Sci 59(suppl): S465 (36th International Congress of Physiological Sciences (IUPS 2009)), Kyoto, Japan, 2009/07/27-2009/08/01
• Isomura Y, Functional and morphological identification of single cortical neurons in behaving rats, Creativity, Dynamics, and Mutual Interaction (11th Tamagawa Dynamic Brain Forum), Atami, Japan, 2009/03/02-2009/03/04
• Isomura Y, Harukuni R, Takekawa T, Aizawa H & Fukai T, Functional and morphological identification of neocortical neurons in rodents performing operant motor task, Soc Neurosci Abstr 38: 860.23 (38th annual meeting), Washington DC, 2008/11/15-2008/11/19
• Isomura Y, A network mechanism underlying seizure-like synchronous oscillations, Synchronous Rhythms in the Brain, University of British Columbia, Vancouver, Canada, 2007/06/18-2007/06/20

Domestic Conferences

• Saiki A, Kimura R, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y, Ensemble spiking activity in rat primary and secondary motor cortices during execution/non-execution of voluntary movement, 35th annual meeting, Nagoya, 2012/09/18-2012/09/21
• Fujiwara-Tsukamoto Y, Kimura R, Saiki A, Sakai Y, Isomura Y, Spout-lever manipulation: efficient learning of forelimb movements by head-fixed rats, 35th annual meeting, Nagoya, 2012/09/18-2012/09/21
• Kimura R, Saiki A, Fujiwara-Tsukamoto Y, Sakai Y, Isomura Y, Coordinated multineuronal spiking activities related to externally- and internally-initiated movements in rat primary and secondary motor cortices, 35th annual meeting, Nagoya, 2012/09/18-2012/09/21
• Saiki A, Kimura R, Sakai Y, Fujiwara-Tsukamoto Y, Isomura Y, Ensemble spiking activity in rat motor cortex during execution/non-execution of voluntary movement. J Physiol Sci 62(suppl): S228, 89th annual meeting, Matsumoto, 2012/05/29-2012/05/31
• Kimura R, Sakai Y, Saiki A, Tsukamoto Y, Isomura Y, Ensemble spiking activities in rat motor cortex during externally- and internally-initiated movements. Neurosci Res 71(suppl): e348 , 34th annual meeting, Yokohama, 2011/09/14-2011/09/17
• Takahashi M, Sakurai Y, Isomura Y, Tsukada M, Lauwereyns J, Gamma-band frequency shift during alert immobility in rat hippocampal CA1 area. Neurosci Res 71(suppl): e176, 34th annual meeting, Yokohama, 2011/09/14-2011/09/17
• Tsukamoto Y, Isomura Y, Imanishi M, Tsukada M, Takada M, Area-specific generation of prototypic afterdischarge in the rat hippocampal and cerebral cortex. Neurosci Res 71(suppl): e108, 34th annual meeting, Yokohama, 2011/09/14-2011/09/17
• Kimura R, Sohya K, Ebina T, Isomura Y, Yanagawa Y, Cateau H, Tsumoto T, Response properties of GABAergic and excitatory neurons in visual cortex of awake rats, revealed by two-photon functional calcium imaging. Neurosci Res 68(suppl): e383, 33rd annual meeting, Kobe, 2010/09/02-2010/09/04
• Tsukamoto Y, Isomura Y, Imanishi M, Tsukada M, Takada M, Different patterns of precursory afterdischarge generated in hippocampal/cortical subareas. Neurosci Res 68(suppl): e228, 33rd annual meeting, Kobe, 2010/09/02-2010/09/04
• Yoneyama M, Fukushima Y, Kojima H, Isomura Y, Aihara T, Tsukada M, The spatial-temporal characteristics of synaptic EPSP summation on the dendritic trees of hippocampal CA1 pyramidal neurons using laser uncaging stimulation. Neurosci Res 68(suppl): e112-113, 33rd annual meeting, Kobe, 2010/09/02-2010/09/04
• Isomura Y, Microcircuitry mechanism underlying self-initiation of voluntary movements, The 5th Neural Microcircuitry Conference , Tokyo, 2010/06/29-2010/06/30
• Isomura Y, Different activations among entorhinal and hippocampal subregions by neocortical slow oscillations. J Physiol Sci 60(suppl): S67, 87th annual meeting, Morioka, Japan, 2010/05/19-2010/05/20
• Isomura Y, Functional and morphological identification of cortical neurons in behaving rodents, Neurosci Res 65(suppl): S20 (32nd annual meeting), Nagoya, 2009/09/16-2009/09/18
• Isomura Y, Harukuni R, Takekawa T, Aizawa H & Fukai T, Functional and morphological identification of single cortical neurons in operant-task-performing rats, Neurosci Res 61(suppl): S60 (31st annual meeting), Tokyo, 2008/07/09-2008/09/11
• Isomura Y, Harukuni R, Tanaka S, Aizawa H & Fukai T, Juxtacellular/multiunit recordings from head-restraint rats performing forelimb movement task, Neurosci Res 58(suppl): S151 (30th annual meeting), Yokohama, 2007/09/10-2007/09/12

---

<< Back

&uarr Page Top

• Individuals in Charge of Program Development
• Research Collaborators
• Postdoctoral Fellows