Search Results 1-20 of 23

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  • Typical and atypical development of self-other discrimination  [in Japanese]

    Kita Yosuke

    … First, our near-infrared spectroscopy studies have shown that, during recognition of the self-face, healthy subjects showed increased activity of the right inferior frontal gyrusIFG) compared to the left side, while ASD children did not show this lateral dominance. … Moreover, these activities in the right IFG reflected ASD severity, such that more serious ASD characteristics corresponded with lower activity levels. …

    Japanese Journal of Cognitive Neuroscience 18(3+4), 115-120, 2016

    J-STAGE 

  • Neural mechanisms of syntactic processing revealed by fMRI  [in Japanese]

    Kinno Ryuta , Ono Kenjiro

    … The left frontal regions play an im portant role in the process of constructing sentence structures by applying grammatical knowledge, that is syntactic processing. … We have used functional magnetic resonance imaging (fMRI) , and shown that the left inferior frontal gyrus (L. … IFG) and the left lateral premotor cortex (L. … IFG or L. …

    Higher Brain Function Research 36(2), 255-262, 2016

    J-STAGE  Ichushi Web 

  • Different roles of COMT and HTR2A genotypes in working memory subprocesses

    Kondo Hirohito M. , Nomura Michio , Kashino Makio

    … Working memory is linked to the functions of the frontal areas, in which neural activity is mediated by dopaminergic and serotonergic tones. …

    PLOS ONE 10(5), 2015-05-14

    IR 

  • Prior disturbance increases activation in the right inferior frontal gyrus (IFG) during competition

    LIU Tao , SAITO Hirofumi , OI Misato , MENG Shuang , Palacios Victor Alberto

    … To examine how prior experience of role-playing affects an individual’s activation in their inferior frontal gyrus (IFG) during subsequent cooperation and competition, using near-infrared spectroscopy we simultaneously measured pairs of participants’ … bilateral IFG activation when they played a computerized turn-taking game. …

    Proceedings of the Japanese Society for Cognitive Psychology 2014(0), 11, 2014

    J-STAGE 

  • Functional Plasticity of Language Confirmed with Intraoperative Electrical Stimulations and Updated Neuronavigation: Case Report of Low-Grade Glioma of the Left Inferior Frontal Gyrus

    SAITO Taiichi , MURAGAKI Yoshihiro , MIURA Isamu , TAMURA Manabu , MARUYAMA Takashi , NITTA Masayuki , KURISU Kaoru , ISEKI Hiroshi , OKADA Yoshikazu

    … Removal of glioma from the dominant side of the inferior frontal gyrus (IFG) is associated with a risk of permanent language dysfunction. … The report describes a patient with World Health Organization (WHO) grade II oligoastrocytoma in the left IFG, in functional plasticity of language occurred in the interval between two consecutive surgeries. …

    Neurologia medico-chirurgica 54(7), 587-592, 2014

    J-STAGE  Ichushi Web 

  • Inter-brain Synchronization in the Right Inferior Frontal Gyrus during Cooperation: A Near-infrared Spectroscopy Study

    Liu Tao , Saito Hirofumi , Oi Misato

    … The NIRS data demonstrated two findings: (1) The builder showed higher activation in the right inferior frontal gyrus (IFG) under the cooperation condition than under the competition condition, while the companion showed a reversed pattern. … (2) The right IFG activations of the builder-companion pairs showed a positive inter-brain correlation under the cooperation condition. …

    Proceedings of the Japanese Society for Cognitive Psychology 2013(0), 7-7, 2013

    J-STAGE 

  • Grammar center  [in Japanese]

    Kinno Ryuta

    … The left frontal regions play an important role in the process of constructing sentence structures by applying grammatical knowledge. … We have used functional magnetic resonance imaging(fMRI), and shown that the left inferior frontal gyrus(L. … IFG)and the left lateral premotor cortex(L. … IFG or L. …

    Higher Brain Function Research 33(2), 205-211, 2013

    J-STAGE 

  • Effect of intentional bias on agency attribution of animated motion: an event-related FMRI study.

    Osaka Naoyuki , Ikeda Takashi , Osaka Mariko

    … fMRI results revealed that the posterior superior temporal sulcus (STS), inferior temporal gyrus (ITG), inferior frontal gyrus (IFG), premotor, temporal pole, supramarginal gyrus, and superior parietal lobule (SPL) were activated while participants viewed the high-intention animations. …

    PloS one 7(11), 2012-11-14

    IR 

  • Impaired social brain network for processing dynamic facial expressions in autism spectrum disorders

    Sato Wataru , Toichi Motomi , Uono Shota , Kochiyama Takanori

    … RESULT: Regional analysis revealed reduced activation of several brain regions in the ASD group compared with controls in response to dynamic versus static facial expressions, including the middle temporal gyrus (MTG), fusiform gyrus, amygdala, medial prefrontal cortex, and inferior frontal gyrus (IFG). …

    BMC Neuroscience (13), 2012-08-13

    IR 

  • Neuroimaging and Neurorehabilitation for Aphasia Patients(<SPECIAL ISSUE>Development of Neuro-rehabilitation)  [in Japanese]

    Abo Masahiro

    … Repetitive low-frequency-TMS was applied to the inferior frontal gyrus (IFG) for patients with motor-dominant aphasia and to the superior temporal gyrus (STG) for patients with sensory-dominant aphasia. … The repetitive low-frequency TMS was applied to the right STG (n=5), left STG (n=4), right IFG (n=8) and left IFG (n=3). …

    Japanese Journal of Neurosurgery 21(7), 527-533, 2012

    J-STAGE 

  • Brain mechanisms involved in mechanical problem solving in Tool-use : An fMRI study  [in Japanese]

    NISHIZAKI Rempei , INUI Toshio

    … In the second experiment, where participants performed tasks involving retrieval of procedures for manipulating objects, the inferior frontal gyms (IFG) and SMG were activated when imaging the manipulation of objects in a predetermined procedure. …

    IEICE technical report. Neurocomputing 111(368), 41-46, 2011-12-13

    References (7)

  • Understanding of hand actions performed in social contexts : An fMRI study  [in Japanese]

    SHIBATA Hiroshi , INUI Toshio , OGAWA Kenji

    … Recent studies have shown that the MNS areas (e.g., inferior frontal gyms [IFG]) are related to high-level action understanding such as understanding of goals and intentions. … Functional magnetic resonance imaging (fMRI) showed the interaction effect in the brain region including the left IFG (BA45); … These results suggest that the left IFG plays an important role in understanding of an action, depending on social contexts. …

    IEICE technical report 110(387), 69-74, 2011-01-17

    References (21)

  • Understanding of hand actions performed in social contexts : An fMRI study  [in Japanese]

    SHIBATA Hiroshi , INUI Toshio , OGAWA Kenji

    … Recent studies have shown that the MNS areas (e.g., inferior frontal gyms [IFG]) are related to high-level action understanding such as understanding of goals and intentions. … Functional magnetic resonance imaging (fMRI) showed the interaction effect in the brain region including the left IFG (BA45); … These results suggest that the left IFG plays an important role in understanding of an action, depending on social contexts. …

    IEICE technical report 110(388), 69-74, 2011-01-17

    References (21)

  • Two functions of gesture production in an animation narration task by Chinese-Japanese bilinguals: A near-infrared spectroscopy study  [in Japanese]

    Saito Hirofumi , Oi Misato , Li Zongfeng , Zhao Wenjun

    … The average change in the concentration of oxy-Hb was calculated for the left inferior frontal gyrus (IFG) and the left inferior parietal lobule (IPL) for three 2s-measurement periods: a pre-gesture, a gesture production, and a post-gesture one. … The activation in the left IFG significantly increased throughout the three periods, but decreased marginally in the left IPL. …

    Proceedings of the Japanese Society for Cognitive Psychology 2011(0), 30-30, 2011

    J-STAGE 

  • The neural correlates of endowment effect without economic transaction.

    Votinov Mikhail , Mima Tatsuya , Aso Toshihiko , Abe Mitsunari , Sawamoto Nobukatsu , Shinozaki Jun , Fukuyama Hidenao

    … Brain activation associated with this price discrepancy was observed in the right inferior frontal gyrus (IFG), where voxel-based morphometry of MRI revealed the positive correlation between gray matter concentration and WTA/WTP ratio. …

    Neuroscience research 68(1), 59-65, 2010-09

    IR  Ichushi Web 

  • Localization of the brain activity during stereopsis for random-dot stereo-grams by use of spatiotemporal dipole source localization method

    Toyoshima Hisashi , Yamanoi Takahiro , Yamazaki Toshimasa , Ohnishi Shin-ichi

    … The results showed that: 1) the postcentral gyrus (PstCG) is involved in visual processing of stereopsis; … After the PstCG, ECDs were localized to the superior colliculus (SC) and the frontal visual field (FEF), both of which are involvedin ocular movements. …

    SCIS & ISIS 2008(0), 140-143, 2008

    J-STAGE 

  • Distinctive neural basis of anatomic imitation compared with specular imitation  [in Japanese]

    Miyamoto Reiko , Kikuchi Yoshiaki , Senoo Atsushi

    … As a result, the error rate tended to be higher for anatomic imitation than for specular imitation, and the bilateral inferior frontal gyrii (IFG) and the right dorsal premotor cortex (PMd) were activated during anatomic imitation versus specular imitation, irrespective of the hand used. … Especially the right IFG activity may inhibit the motor representation associated with the preferred movement of imitating the actor's hand movement as if looking in a mirror. …

    The Journal of Japan Academy of Health Sciences 11(3), 153-161, 2008

    IR  J-STAGE  Ichushi Web  References (29)

  • Activation in left and right inferior frontal gyri during inhibitory control is independent of verbal/nonverbal material effects: an fMRI study

    Morimoto Hiroki , Jimura Koji , Asari Tomoki , Chikazoe Junichi , Yamashita Ken-ichiro , Miyashita Yasushi , Konishi Seiki

    … Inhibitory control has been known to be involved in the lateral prefrontal cortex, particularly in the posterior inferior frontal gyrus (IFG). … However, it remains unclear what factor determines the hemispheric dominance of the activation in the IFG during inhibitory control. … In this fMRI study we tested whether the hemispheric asymmetry principle applies to the IFG activation during inhibitory control. …

    Proceedings of Annual Meeting of the Physiological Society of Japan 2007(0), 168-168, 2007

    J-STAGE 

  • Localization of the brain activity during stereopsis by random-dot stereograms by spatio-temporal dipole source models  [in Japanese]

    TOYOSHIMA Hisashi , YAMANOI Takahiro , YAMAZAKI Toshimasa , OHNISHI Shin-ichi

    … The results showed that: 1) the postcentral gyrus (PstCG) is involved in visual processing of stereopsis; … After the PstCG localization, ECDs were localized to the superior colliculus (SC) and frontal visual field (FEF), both of which are involved in ocular movements. …

    Journal of Japan Society for Fuzzy Theory and Intelligent Informatics 18(1), 102-110, 2006-02-15

    J-STAGE  References (11)

  • Study by Equivalent Current Dipole Localization on Brain Activity in Recalling Task

    Ichihashi Hidetomo , Toyoshima Hisashi , Yamanoi Takahiro

    … As a result, ECDs were localized to the left supramarginal gyrus (SMG), to the middle temporal gyrus (MTG), called Wernicke's area, and to the left middle frontal gyrus (MFG) called Broca's area. … After the Broca's area, ECDs were localized to the prefrontal area (PFA), and then to the MFG and the inferior frontal gyrus (IFG) of both hemispheres. …

    Proceedings of the Fuzzy System Symposium 21(0), 116-116, 2005

    J-STAGE 

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