Ryuta Kawashima

Summary

Affiliation: Tohoku University
Country: Japan

Publications

  1. ncbi request reprint Comprehension of implicit meanings in social situations involving irony: a functional MRI study
    Keisuke Wakusawa
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, and Ishinomaki Red Cross Hospital, Japan
    Neuroimage 37:1417-26. 2007
  2. pmc A GO intervention program for enhancing elementary school children's cognitive functions and control abilities of emotion and behavior: study protocol for a randomized controlled trial
    Yoshiyuki Tachibana
    Department of Child and Adolescent Psychiatry, University of Manchester and Manchester Academic Health Sciences Centre, Psychiatry Research Group, Oxford Road, Manchester, M13 9PL, UK
    Trials 13:8. 2012
  3. pmc Activity in the primary somatosensory cortex induced by reflexological stimulation is unaffected by pseudo-information: a functional magnetic resonance imaging study
    Naoki Miura
    Department of Information and Communication Engineering, Faculty of Engineering, Tohoku Institute of Technology, Yagiyama kasumicho 35 1 Taihaku ku, Sendai 982 8577, Japan
    BMC Complement Altern Med 13:114. 2013
  4. pmc Mental exercises for cognitive function: clinical evidence
    Ryuta Kawashima
    Smart Ageing International Research Center, Institute for Development, Aging and Cancer, Tohoku University, Sendai, Japan
    J Prev Med Public Health 46:S22-7. 2013
  5. ncbi request reprint A functional MRI study of simple arithmetic--a comparison between children and adults
    Ryuta Kawashima
    NICHe, Tohoku University, Sendai, 980 8579, Japan
    Brain Res Cogn Brain Res 18:227-33. 2004
  6. ncbi request reprint Reading aloud and arithmetic calculation improve frontal function of people with dementia
    Ryuta Kawashima
    NICHe, Tohoku University, Aramaki Aza Aoba, Aobaku Sendai 980 8579, Japan
    J Gerontol A Biol Sci Med Sci 60:380-4. 2005
  7. ncbi request reprint Direction of cross-modal information transfer affects human brain activation: a PET study
    Ryuta Kawashima
    NICHe, Tohoku University, Aramaki, Aoba, Aobaku, Sendai 980 8579, Japan
    Eur J Neurosci 16:137-44. 2002
  8. ncbi request reprint The human amygdala plays an important role in gaze monitoring. A PET study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Aobaku, Sendai, Japan
    Brain 122:779-83. 1999
  9. ncbi request reprint Oculomotor sequence learning: a positron emission tomography study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Sendai, Japan
    Exp Brain Res 122:1-8. 1998
  10. ncbi request reprint Regional cerebral blood flow changes in human brain related to ipsilateral and contralateral complex hand movements--a PET study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Aobaku, Sendai, Japan
    Eur J Neurosci 10:2254-60. 1998

Collaborators

Detail Information

Publications115 found, 100 shown here

  1. ncbi request reprint Comprehension of implicit meanings in social situations involving irony: a functional MRI study
    Keisuke Wakusawa
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, and Ishinomaki Red Cross Hospital, Japan
    Neuroimage 37:1417-26. 2007
    ....
  2. pmc A GO intervention program for enhancing elementary school children's cognitive functions and control abilities of emotion and behavior: study protocol for a randomized controlled trial
    Yoshiyuki Tachibana
    Department of Child and Adolescent Psychiatry, University of Manchester and Manchester Academic Health Sciences Centre, Psychiatry Research Group, Oxford Road, Manchester, M13 9PL, UK
    Trials 13:8. 2012
    ..We will perform a randomized controlled trial to investigate the effectiveness of a GO intervention group and a control group without intervention...
  3. pmc Activity in the primary somatosensory cortex induced by reflexological stimulation is unaffected by pseudo-information: a functional magnetic resonance imaging study
    Naoki Miura
    Department of Information and Communication Engineering, Faculty of Engineering, Tohoku Institute of Technology, Yagiyama kasumicho 35 1 Taihaku ku, Sendai 982 8577, Japan
    BMC Complement Altern Med 13:114. 2013
    ..Furthermore, the laterality of activation to the reflexological stimulation was investigated...
  4. pmc Mental exercises for cognitive function: clinical evidence
    Ryuta Kawashima
    Smart Ageing International Research Center, Institute for Development, Aging and Cancer, Tohoku University, Sendai, Japan
    J Prev Med Public Health 46:S22-7. 2013
    ....
  5. ncbi request reprint A functional MRI study of simple arithmetic--a comparison between children and adults
    Ryuta Kawashima
    NICHe, Tohoku University, Sendai, 980 8579, Japan
    Brain Res Cogn Brain Res 18:227-33. 2004
    ..The results indicate that cortical networks involved in simple arithmetic are similar among arithmetic operations, and may not show significant changes in the structure during the second decade of life...
  6. ncbi request reprint Reading aloud and arithmetic calculation improve frontal function of people with dementia
    Ryuta Kawashima
    NICHe, Tohoku University, Aramaki Aza Aoba, Aobaku Sendai 980 8579, Japan
    J Gerontol A Biol Sci Med Sci 60:380-4. 2005
    ..The purpose of this study was to measure the effect of reading aloud and arithmetic calculation, by elderly people who were clinically diagnosed with dementia Alzheimer type, on their brain functions and activities of daily living...
  7. ncbi request reprint Direction of cross-modal information transfer affects human brain activation: a PET study
    Ryuta Kawashima
    NICHe, Tohoku University, Aramaki, Aoba, Aobaku, Sendai 980 8579, Japan
    Eur J Neurosci 16:137-44. 2002
    ..Our results suggest that the human brain mechanisms underlying cross-modal discrimination have two different pathways depending on the temporal order in which stimuli are presented...
  8. ncbi request reprint The human amygdala plays an important role in gaze monitoring. A PET study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Aobaku, Sendai, Japan
    Brain 122:779-83. 1999
    ..This suggests that the human amygdala plays a role in reading social signals from the face...
  9. ncbi request reprint Oculomotor sequence learning: a positron emission tomography study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Sendai, Japan
    Exp Brain Res 122:1-8. 1998
    ..The results indicate that these fields function as a part of the neural network involved in the learning of sequential saccadic eye movements...
  10. ncbi request reprint Regional cerebral blood flow changes in human brain related to ipsilateral and contralateral complex hand movements--a PET study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Aobaku, Sendai, Japan
    Eur J Neurosci 10:2254-60. 1998
    ....
  11. ncbi request reprint Functional anatomy of GO/NO-GO discrimination and response selection--a PET study in man
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC, Tohoku University, Sendai, Japan
    Brain Res 728:79-89. 1996
    ..The results indicate that the prefrontal cortex of the right hemisphere may be a key structure to make a decision not to move...
  12. ncbi request reprint Changes in regional cerebral blood flow during self-paced arm and finger movements. A PET study
    R Kawashima
    Department of Nuclear Medicine and Radiology, IDAC Tohoku University, Sendai, Japan
    Brain Res 716:141-8. 1996
    ....
  13. doi request reprint The neural basis of agency: an fMRI study
    Yukihito Yomogida
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 50:198-207. 2010
    ..SM errors activated the pre-SMA and the right posterior superior temporal sulcus. Our results suggest that the SMA, cerebellum, and some parts of the PPC and EBA serve as the neural bases of agency...
  14. doi request reprint Anatomical correlates of self-handicapping tendency
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Cortex 49:1148-54. 2013
    ..The present results suggest that the sgCG is also involved in self-handicapping, which is a behavior thought to be engaged in the protection of self-esteem...
  15. doi request reprint Dissociable roles of the anterior temporal regions in successful encoding of memory for person identity information
    Takashi Tsukiura
    Tohoku University, Sendai, Japan
    J Cogn Neurosci 22:2226-37. 2010
    ....
  16. ncbi request reprint Cortical mechanisms of visual self-recognition
    Motoaki Sugiura
    NICHe, Tohoku University, Aramaki Aoba 10, Aoba ku, Sendai 980 8579, Japan
    Neuroimage 24:143-9. 2005
    ..Activation of the left fusiform gyrus selective to one's own face was consistent with the results of two previous functional imaging studies and a neuropsychological report, possibly suggesting its relationship with lexical processing...
  17. ncbi request reprint Cortical mechanisms involved in the processing of verbs: an fMRI study
    Satoru Yokoyama
    Graduate School International Cultural Studies GSICS, Tohoku University, Japan
    J Cogn Neurosci 18:1304-13. 2006
    ..Furthermore, this study also shows that the left inferior frontal cortex is related to the processing of verbal inflectional morphology...
  18. ncbi request reprint The human parietal cortex is involved in spatial processing of tongue movement-an fMRI study
    Jobu Watanabe
    New Industry Creation Hatchery Center, Tohoku University, Sendai 980 8579, Japan
    Neuroimage 21:1289-99. 2004
    ....
  19. ncbi request reprint Brain activation during the course of sentence comprehension
    Naho Ikuta
    LBC Research Center, Tohoku University 21st Century of Excellence Program in Humanities, Sendai, Japan
    Brain Lang 97:154-61. 2006
    ..We suggest that these brain areas are involved in sentence comprehension in this temporal order...
  20. pmc Beneficial effects of short-term combination exercise training on diverse cognitive functions in healthy older people: study protocol for a randomized controlled trial
    Rui Nouchi
    Human and Social Response Research Division, International Research Institute of Disaster Science, Tohoku University, 4 1 Seiryo machi, Sendai, 980 8575, Japan
    Trials 13:200. 2012
    ....
  21. pmc Topological organization of functional brain networks in healthy children: differences in relation to age, sex, and intelligence
    Kai Wu
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 8:e55347. 2013
    ....
  22. doi request reprint Correlation between gray matter density-adjusted brain perfusion and age using brain MR images of 202 healthy children
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Aobaku, Senda, Japan
    Hum Brain Mapp 32:1973-85. 2011
    ..Our results indicate that higher order association cortices mature after the lower order cortices, and may help clarify the mechanisms of normal brain maturation from the viewpoint of brain perfusion...
  23. ncbi request reprint Decrease in glucose metabolism in frontal cortex associated with deterioration of microstructure of corpus callosum measured by diffusion tensor imaging in healthy elderly
    Kentaro Inoue
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Hum Brain Mapp 29:375-84. 2008
    ..The results indicate that neuronal activity in the frontal cortices may decrease with the disruption of the microstructures of the CC without corresponding gray matter atrophy...
  24. doi request reprint Neural correlates of processing situational relationships between a part and the whole: an fMRI study
    Keisuke Wakusawa
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 48:486-96. 2009
    ..We demonstrated that the hierarchical structure of processing situational relationships consisted of implicit monitoring, explicit monitoring, and category-specific responses to irrelevance...
  25. doi request reprint Effects of aging on hippocampal and anterior temporal activations during successful retrieval of memory for face-name associations
    Takashi Tsukiura
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    J Cogn Neurosci 23:200-13. 2011
    ..Taken together, age-related differences in hippocampal activities and hippocampus-ATL connectivity could contribute to age-related decline in relational memory and to complaints of poor retrieval of people's names by older adults...
  26. ncbi request reprint The neural basis of the hemodynamic response nonlinearity in human primary visual cortex: Implications for neurovascular coupling mechanism
    Xiaohong Wan
    Advanced Science and Technology of Materials, NICHe, Tohoku University, Sendai, 980 8579 Miyagi, Japan
    Neuroimage 32:616-25. 2006
    ..Specifically, it is shown that the transferring function of the neurovascular coupling is likely a power transducer, which integrates the fast dynamics of neural activity into the vascular input of slow hemodynamics...
  27. doi request reprint Extraction of situational meaning by integrating multiple meanings in a complex environment: a functional MRI study
    Motoaki Sugiura
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    Hum Brain Mapp 30:2676-88. 2009
    ..Results demonstrate independent processing of object aversiveness and person-directed intention in the left temporal-orbitofrontal and superior frontal networks, respectively, and their integration into situational meaning in the MPFC...
  28. doi request reprint Self-face recognition in social context
    Motoaki Sugiura
    IDAC, Tohoku University, Sendai, Japan
    Hum Brain Mapp 33:1364-74. 2012
    ..At least three brain networks for self-face-specific activation may be dissociated by different patterns of response-modulation in the social context, suggesting multiple dynamic self-other representations in the human brain...
  29. ncbi request reprint Both global gray matter volume and regional gray matter volume negatively correlate with lifetime alcohol intake in non-alcohol-dependent Japanese men: a volumetric analysis and a voxel-based morphometry
    Yasuyuki Taki
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Alcohol Clin Exp Res 30:1045-50. 2006
    ....
  30. doi request reprint Relationship between body mass index and gray matter volume in 1,428 healthy individuals
    Yasuyuki Taki
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer IDAC, Tohoku University, Sendai, Japan
    Obesity (Silver Spring) 16:119-24. 2008
    ....
  31. doi request reprint Anatomical segregation of representations of personally familiar and famous people in the temporal and parietal cortices
    Motoaki Sugiura
    Tohoku University, Sendai, Japan
    J Cogn Neurosci 21:1855-68. 2009
    ....
  32. doi request reprint Effect of motion smoothness on brain activity while observing a dance: An fMRI study using a humanoid robot
    Naoki Miura
    Department of Functional Brain Imaging, IDAC, Tohoku University, Japan
    Soc Neurosci 5:40-58. 2010
    ..Thus, our results suggest that activity in the cortical network involved in understanding action is influenced by personal attitudes about the consciousness of art during observations of expressive body actions...
  33. doi request reprint White matter structures associated with empathizing and systemizing in young adults
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 77:222-36. 2013
    ....
  34. pmc Brain training game boosts executive functions, working memory and processing speed in the young adults: a randomized controlled trial
    Rui Nouchi
    Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 8:e55518. 2013
    ..Here we investigated the impact of the brain training game (Brain Age) on a wide range of cognitive functions in young adults...
  35. pmc Compensatory effort parallels midbrain deactivation during mental fatigue: an fMRI study
    Seishu Nakagawa
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, IDAC, Tohoku University, Sendai, Japan
    PLoS ONE 8:e56606. 2013
    ..The observed midbrain deactivation ([PreH - PostH]>[PreE- PostE]) may reflect suppression of the negative feedback system that normally triggers recuperative rest to maintain homeostasis...
  36. ncbi request reprint Effect of syntactic similarity on cortical activation during second language processing: a comparison of English and Japanese among native Korean trilinguals
    Hyeonjeong Jeong
    Graduate School of International Cultural Studies, Tohoku University, Sendai, Japan
    Hum Brain Mapp 28:194-204. 2007
    ..Our research supports the notion that linguistic similarity between L1 and L2 affects the cortical processing of second language...
  37. ncbi request reprint The human prefrontal and parietal association cortices are involved in NO-GO performances: an event-related fMRI study
    Jobu Watanabe
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Neuroimage 17:1207-16. 2002
    ..The results indicate that brain networks consisting of the bilateral prefrontal, intraparietal, and occipitotemporal cortices may play an important role in executing a NO-GO response...
  38. ncbi request reprint Different roles of the frontal and parietal regions in memory-guided saccade: a PCA approach on time course of BOLD signal changes
    Motoaki Sugiura
    NICHe, Tohoku University, Sendai, Japan
    Hum Brain Mapp 23:129-39. 2004
    ..The results suggest that the frontal regions are more associated with the execution of saccade, and the parietal regions with visuospatial representation, presumably in the sensory domain...
  39. ncbi request reprint Context-dependent cortical activation in response to financial reward and penalty: an event-related fMRI study
    Yuko Akitsuki
    Department of Psychiatry, NICHe, Tohoku University Graduate School of Medicine, Aoba 10, Aramaki, Aoba ku, Sendai, Miyagi 980 8579, Japan
    Neuroimage 19:1674-85. 2003
    ..These context-dependent activities appear to be crucial for adapting oneself to new circumstances and may account for clinical symptoms of various mental illnesses in which dysfunction of these regions has been reported...
  40. doi request reprint White matter structures associated with emotional intelligence: evidence from diffusion tensor imaging
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Hum Brain Mapp 34:1025-34. 2013
    ..Our findings further support the notion that the brain regions involved in the SCN and in the SMC are associated with EI...
  41. pmc Neural correlates of the difference between working memory speed and simple sensorimotor speed: an fMRI study
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 7:e30579. 2012
    ....
  42. doi request reprint Correlation among body height, intelligence, and brain gray matter volume in healthy children
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Neuroimage 59:1023-7. 2012
    ....
  43. doi request reprint Verbal working memory performance correlates with regional white matter structures in the frontoparietal regions
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    Neuropsychologia 49:3466-73. 2011
    ....
  44. doi request reprint Training of working memory impacts structural connectivity
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    J Neurosci 30:3297-303. 2010
    ..Observed structural changes may underlie previously reported improvement of working memory capacity, improvement of other cognitive functions, and altered functional activity following working memory training...
  45. ncbi request reprint Is Broca's area involved in the processing of passive sentences? An event-related fMRI study
    Satoru Yokoyama
    Graduate School of International Cultural Studies, Tohoku University, Kawauchi, Aoba ku, Sendai shi, Miyagi ken 980 8576, Japan
    Neuropsychologia 45:989-96. 2007
    ..Thus, our neuroimaging results suggest that deficits in the comprehension of passive sentences in Japanese aphasics are induced not by lesions to Broca's area, but to the left frontal operculum and/or the inferior parietal lobule...
  46. doi request reprint Correlation between gray/white matter volume and cognition in healthy elderly people
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Brain Cogn 75:170-6. 2011
    ..Our results suggest that individual variability in specific cognitive functions that are relatively well preserved with aging is accounted for by the variability of gray matter volume in healthy elderly subjects...
  47. doi request reprint Learning second language vocabulary: neural dissociation of situation-based learning and text-based learning
    Hyeonjeong Jeong
    Department of Functional Imaging, Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    Neuroimage 50:802-9. 2010
    ..Our findings indicate that the brain regions that mediate L2 memory differ according to how L2 words are learned and used...
  48. doi request reprint Face-specific and domain-general characteristics of cortical responses during self-recognition
    Motoaki Sugiura
    Department of Functional Brain Imaging, IDAC, Tohoku University, Sendai, Japan
    Neuroimage 42:414-22. 2008
    ....
  49. pmc Neural correlates of adaptive social responses to real-life frustrating situations: a functional MRI study
    Atsushi Sekiguchi
    Division of Medical Neuroimage Analysis, Department of Community Medical Supports, Tohoku Medical Megabank Organization, Tohoku University, Seiryo machi, Aoba ku, Sendai 980 8575, Japan
    BMC Neurosci 14:29. 2013
    ....
  50. doi request reprint The association between resting functional connectivity and creativity
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Cereb Cortex 22:2921-9. 2012
    ..These findings are comparable to the previously reported psychological associations between schizotypy and creativity...
  51. doi request reprint White matter structures associated with creativity: evidence from diffusion tensor imaging
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Department of Funictional Brain Imaging, Tohoku University 4 1 Seiryo cho, Aoba ku, Sendai 980 8575, Japan
    Neuroimage 51:11-8. 2010
    ....
  52. doi request reprint Sleep duration during weekdays affects hippocampal gray matter volume in healthy children
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Neuroimage 60:471-5. 2012
    ..Our results indicated that sleep duration affects the hippocampal regional gray matter volume of healthy children. These findings advance our understanding of the importance of sleep habits in the daily lives of healthy children...
  53. pmc Brain training game improves executive functions and processing speed in the elderly: a randomized controlled trial
    Rui Nouchi
    Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 7:e29676. 2012
    ..Here we investigate the impact of the brain training game (Brain Age) on cognitive functions in the elderly...
  54. doi request reprint Age-related changes in topological organization of structural brain networks in healthy individuals
    Kai Wu
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan 980 8575
    Hum Brain Mapp 33:552-68. 2012
    ..The organization eventually altered greatly, shifting to a more localized organization in old age. Our findings provided quantitative insights into topological principles of structural brain networks and changes related to normal aging...
  55. doi request reprint Regional gray and white matter volume associated with Stroop interference: evidence from voxel-based morphometry
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Department of Functional Brain Imaging, Faculty of Medicine, Tohoku University, Sendai, Japan
    Neuroimage 59:2899-907. 2012
    ..Of note, our findings support the notion that ACC contributes to Stroop performance and show the involvement of regions that have been implicated in response inhibition and attention...
  56. pmc Cerebral blood flow during rest associates with general intelligence and creativity
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 6:e25532. 2011
    ....
  57. doi request reprint Neural bases of a specific strategy for visuospatial processing in rugby players
    Atsushi Sekiguchi
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Med Sci Sports Exerc 43:1857-62. 2011
    ..A previous study claimed that rugby players have high visuospatial awareness, which is induced by a strategy described as taking a "bird's eye view."..
  58. doi request reprint Large-scale heterogeneous representation of sound attributes in rat primary auditory cortex: from unit activity to population dynamics
    Takeshi Ogawa
    Department of Functional Brain Imaging and Smart Aging International Research Center, Institute of Development, Aging, and Cancer, Tohoku University, Sendai 980 8575, Japan
    J Neurosci 31:14639-53. 2011
    ..We concluded that, for rats, sounds are codified in A1 by segregated networks of specialized PCs whose postsynaptic activity impinges on the emergence of sparse/dense spiking patterns...
  59. pmc Working memory training using mental calculation impacts regional gray matter of the frontal and parietal regions
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 6:e23175. 2011
    ..These results confirm the training-induced plasticity in psychological mechanisms and the plasticity of gray matter structures in regions that have been assumed to be under strong genetic control...
  60. doi request reprint Effects of training of processing speed on neural systems
    Hikaru Takeuchi
    Smart Ageing International Research Center, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    J Neurosci 31:12139-48. 2011
    ..The observed neural changes caused by PS training may give us new insights into how PS training, and possibly other cognitive training, can improve PS...
  61. doi request reprint Gender differences in partial-volume corrected brain perfusion using brain MRI in healthy children
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 58:709-15. 2011
    ..The findings showed significant differences between boys and girls in brain perfusion with PVC, and these differences may contribute to gender differences in the cognitive ability of healthy children...
  62. ncbi request reprint Artifact reduction for simultaneous EEG/fMRI recording: adaptive FIR reduction of imaging artifacts
    Xiaohong Wan
    Advanced Science and Technology of Materials, NICHe, Tohoku University, Aobaku, Sendai 980 8579, Japan
    Clin Neurophysiol 117:681-92. 2006
    ....
  63. pmc Spatiotemporal dynamics of high-gamma activities during a 3-stimulus visual oddball task
    Yoritaka Akimoto
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 8:e59969. 2013
    ....
  64. pmc Beneficial effects of reading aloud and solving simple arithmetic calculations (learning therapy) on a wide range of cognitive functions in the healthy elderly: study protocol for a randomized controlled trial
    Rui Nouchi
    Smart Ageing International Research Centre, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Trials 13:32. 2012
    ..We investigate the impact of learning therapy on various cognitive functions (executive functions, episodic memory, short-term memory, working memory, attention, reading ability, and processing speed) in healthy older adults...
  65. doi request reprint The correlation between brain gray matter volume and empathizing and systemizing quotients in healthy children
    Yuko Sassa
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980 8575, Japan
    Neuroimage 60:2035-41. 2012
    ....
  66. ncbi request reprint Target dependency of brain mechanism involved in dispositional inference: a PET study
    Motoaki Sugiura
    NICHe, Tohoku University, Sendai, Japan
    Neuroimage 21:1377-86. 2004
    ....
  67. doi request reprint Neural basis of sentence processing in which incoming words form a sentence
    Naho Ikuta
    Institute of Development, Aging and Cancer, Tohoku University, Aobaku, Sendai, Miyagi, Japan
    Neuroreport 20:531-5. 2009
    ..The processing cost for an object-initial sentence was observed during verb recognition. Our results suggest that the syntactic complexity of an object-initial sentence is processed by the human brain upon verb recognition...
  68. doi request reprint Regional gray matter density associated with emotional intelligence: evidence from voxel-based morphometry
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Hum Brain Mapp 32:1497-510. 2011
    ..These findings suggest that each factor of EI in healthy young people is related to the specific brain regions known to be involved in the networks of social cognition and self-related recognition, and in the somatic marker circuitry...
  69. doi request reprint Neural bases of human mate choice: multiple value dimensions, sex difference, and self-assessment system
    Risa Funayama
    Faculty of Education, Miyagi University of Education, Sendai, Japan
    Soc Neurosci 7:59-73. 2012
    ..The results thus provide neuroscientific support for the multi-component mate-choice mechanism...
  70. ncbi request reprint Cortical activation in the processing of passive sentences in L1 and L2: an fMRI study
    Satoru Yokoyama
    Graduate School of International Cultural Studies GSICS, Tohoku University, Kawauchi, Aoba ku, Sendai shi, Miyagi ken, 980 8576, Japan
    Neuroimage 30:570-9. 2006
    ..These results suggest that, in addition to age of L2 acquisition and L2 proficiency, differences in grammatical construction affect cortical representation during the comprehension of L1 and L2...
  71. doi request reprint Correlation between degree of white matter hyperintensities and global gray matter volume decline rate
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Aobaku, Sendai, Japan
    Neuroradiology 53:397-403. 2011
    ..The purpose of the present study was to reveal the relationship between the degree of WMHs at baseline and the rate of global gray matter volume decline by applying a longitudinal design...
  72. doi request reprint The representation of social interaction in episodic memory: a functional MRI study
    Yoko Mano
    Department of Functional Brain Imaging, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 57:1234-42. 2011
    ....
  73. doi request reprint A longitudinal study of gray matter volume decline with age and modifying factors
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, 4 1 Seiryocho, Aobaku, Sendai 980 8575, Japan
    Neurobiol Aging 32:907-15. 2011
    ..The APC(GMR) of younger women was lower than that in older women and men. Our results may help in understanding the mechanism(s) of normal brain aging, and in distinguishing neurodegenerative diseases from normal aging...
  74. pmc Correlations among brain gray matter volumes, age, gender, and hemisphere in healthy individuals
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 6:e22734. 2011
    ..No regional volumes showed significant age × hemisphere interactions. Our study may contribute to clarifying the mechanism(s) of normal brain aging in each brain region...
  75. ncbi request reprint The role of the basal forebrain in episodic memory retrieval: a positron emission tomography study
    Toshikatsu Fujii
    Division of Neuropsychology, Graduate School of Medicine, Tohoku University, Sendai 980 8575, Japan
    Neuroimage 15:501-8. 2002
    ..Our results provide clear evidence that the human basal forebrain has a specific role in episodic memory recall, especially that from time-contextual information...
  76. ncbi request reprint Cortical activation during reading of ancient versus modern Japanese texts: fMRI study
    Naoki Miura
    Graduate School of Engineering, NICHe, Tohoku University, Sendai, Japan
    Neuroimage 26:426-31. 2005
    ..Our results indicate that ancient Japanese language may be processed as a foreign language...
  77. ncbi request reprint Cortical activation during reading aloud of long sentences: fMRI study
    Naoki Miura
    NICHe, Tohoku University, Sendai, Japan
    Neuroreport 14:1563-6. 2003
    ..Our results indicate that bilateral frontal-temporal networks are involved in phonological processing during reading aloud...
  78. ncbi request reprint Male elderly subthreshold depression patients have smaller volume of medial part of prefrontal cortex and precentral gyrus compared with age-matched normal subjects: a voxel-based morphometry
    Yasuyuki Taki
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, 4 1 Seiryo cho, Aoba ku, Sendai 980 8575, Japan
    J Affect Disord 88:313-20. 2005
    ....
  79. pmc The overlapping community structure of structural brain network in young healthy individuals
    Kai Wu
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 6:e19608. 2011
    ..This study provides the first report of the overlapping community structure of the structural network of the human brain...
  80. doi request reprint Aging and decision making under uncertainty: behavioral and neural evidence for the preservation of decision making in the absence of learning in old age
    S M Hadi Hosseini
    Department of Management Science and Technology, Graduate School of Engineering, Tohoku University, Aoba ku, Sendai, Japan
    Neuroimage 52:1514-20. 2010
    ..Together, this study demonstrates behavioral and neural evidence for the preservation of decision making in older adults when information about the contingencies of the outcome is available...
  81. doi request reprint Regional gray matter volume of dopaminergic system associate with creativity: evidence from voxel-based morphometry
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Neuroimage 51:578-85. 2010
    ....
  82. ncbi request reprint Neural basis of the retrieval of people's names: evidence from brain-damaged patients and fMRI
    Takashi Tsukiura
    Tohoku University, Japan
    J Cogn Neurosci 14:922-37. 2002
    ....
  83. pmc Breakfast staple types affect brain gray matter volume and cognitive function in healthy children
    Yasuyuki Taki
    Division of Developmental Cognitive Neuroscience at the Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    PLoS ONE 5:e15213. 2010
    ....
  84. ncbi request reprint Effects of working memory training on cognitive functions and neural systems
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Sendai, Japan
    Rev Neurosci 21:427-49. 2010
    ..Still, a number of important issues remain uninvestigated, and we anticipate that future studies will solve these issues...
  85. doi request reprint Failing to deactivate: the association between brain activity during a working memory task and creativity
    Hikaru Takeuchi
    Division of Developmental Cognitive Neuroscience, Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    Neuroimage 55:681-7. 2011
    ....
  86. doi request reprint An evaluation of the conductivity profile in the somatosensory barrel cortex of Wistar rats
    Takakuni Goto
    Tohoku University, Institute of Development, Aging and Cancer, Sendai 980 8575, Japan
    J Neurophysiol 104:3388-412. 2010
    ..We concluded that the conductivity profile must be included in future developments of CSD analysis, especially for rodents...
  87. doi request reprint A mini-cap for simultaneous EEG and fMRI recording in rodents
    Akira Sumiyoshi
    Institute of Development, Aging and Cancer, Tohoku University, Aoba ku, Sendai, Japan
    Neuroimage 54:1951-65. 2011
    ..In light of the contemporary transgenic models and advanced drug administration protocols in rodents, the proposed methodology could be remarkable as a futurist experimental platform...
  88. ncbi request reprint Cortical mechanism of communicative speech production
    Yuko Sassa
    RISTEX, JST, Hon cho 4 1 8, Kawaguchi 332 0012, Japan
    Neuroimage 37:985-92. 2007
    ..The precuneus was activated during the communication task only with the familiar actor, suggesting that this region is related to access to biographical information per se...
  89. ncbi request reprint Voxel-based morphometry of human brain with age and cerebrovascular risk factors
    Yasuyuki Taki
    Department of Nuclear Medicine and Radiology, Institute of Development, Aging and Cancer, Tohoku University, 4 1 Seiryocho, Aobaku, 980 8575 Sendai, Japan
    Neurobiol Aging 25:455-63. 2004
    ..Voxel-based morphometry showed that age, systolic blood pressure, and alcohol drinking correlated with the regional tissue probabilities of the gray matter and white matter...
  90. ncbi request reprint A state-space model of the hemodynamic approach: nonlinear filtering of BOLD signals
    Jorge J Riera
    Advanced Science and Technology of Materials, NICHe, Tohoku University, Sendai 980 8579, Japan
    Neuroimage 21:547-67. 2004
    ....
  91. doi request reprint Somatotopical relationships between cortical activity and reflex areas in reflexology: a functional magnetic resonance imaging study
    Tomomi Nakamaru
    Tohoku University School of Medicine, Sendai, Japan
    Neurosci Lett 448:6-9. 2008
    ..Thus, the findings showed that reflexological stimulation induced a somatosensory process corresponding to the stimulated reflex area and that a neuroimaging approach can be used to examine the basis of reflexology effects...
  92. ncbi request reprint Can personality traits predict pathological responses to audiovisual stimulation?
    Tomoyuki Yambe
    Department of Medical Engineering and Cardiology, Institute of Development, Aging and Cancer, Tohoku University, 4 1 Seiryo machi, Aoba ku, Sendai 980 stH5, Japan
    Biomed Pharmacother 57:83s-86s. 2003
    ..By examining such directivity, it is expected that subjects, which show morbid reaction to an audiovisual stimulation, can be screened beforehand...
  93. ncbi request reprint Encoding-related brain activity during deep processing of verbal materials: a PET study
    Toshikatsu Fujii
    Division of Neuropsychology, Department of Disability Medicine, Tohoku University Graduate School of Medicine, 2 1 Seiro machi, Aoba ku, Sendai 980 8575, Japan
    Neurosci Res 44:429-38. 2002
    ..Our results demonstrated that several regions, including the medial temporal lobe, play a role in episodic memory encoding...
  94. doi request reprint Concurrent observations of astrocytic Ca(2+) activity and multisite extracellular potentials from an intact cerebral cortex
    Jorge Riera
    The Institute of Development, Aging and Cancer IDAC, Tohoku University, 4 1 Seiryocho, Aobaku, Sendai 980 8575, Japan
    J Biophotonics 3:147-60. 2010
    ....
  95. ncbi request reprint Changes in regional cerebral blood flow abnormalities in late-life depression following response to electroconvulsive therapy
    Shuichi Awata
    Department of Psychiatry, Tohoku University School of Medicine, Sendai, Japan
    Psychiatry Clin Neurosci 56:31-40. 2002
    ....
  96. doi request reprint A NIRS-based brain-computer interface system during motor imagery: system development and online feedback training
    Shin ichiro Kanoh
    Graduate School of Engineering, Tohoku University, Aoba yama 6 6 05, Sendai, 980 8579 Japan
    Conf Proc IEEE Eng Med Biol Soc 2009:594-7. 2009
    ..Detailed investigation of the effect of the online feedback training on brain activities was left for further study...
  97. ncbi request reprint Artifact reduction for EEG/fMRI recording: nonlinear reduction of ballistocardiogram artifacts
    Xiaohong Wan
    Advanced Science and Technology of Materials NICHe, Tohoku University, Aobaku, Sendai 980 8579, Japan
    Clin Neurophysiol 117:668-80. 2006
    ..5 T static magnetic field scanner with no fMRI scanning, which conserves the time and frequency features of event-related EEG activity...
  98. doi request reprint Neural bases of goal-directed implicit learning
    Maryam Rostami
    Department of Management Science and Technology, Graduate School of Engineering, Tohoku University, 6 6 11 808, Aramaki Aza Aoba, Aoba ku, Sendai, 980 8579, Japan
    Neuroimage 48:303-10. 2009
    ....
  99. ncbi request reprint A theoretical formulation of the electrophysiological inverse problem on the sphere
    Jorge J Riera
    Department of Advanced Science and Technology of Materials, New Industry Creation Hatchery Center NICHe, Tohoku University, Aoba 6 6 10, Aramaki, Aoba ku, Sendai 980 8579, Japan
    Phys Med Biol 51:1737-58. 2006
    ....
  100. ncbi request reprint Nonlinear local electrovascular coupling. I: A theoretical model
    Jorge J Riera
    Advanced Science and Technology of Materials, NICHe, Tohoku University, Sendai, Japan
    Hum Brain Mapp 27:896-914. 2006
    ..In a second part, a recursive optimization algorithm is developed and used to make statistical inferences about this forward/generative model from actual data...
  101. ncbi request reprint [Brain mechanisms involved in monitoring gaze direction]
    Ryuta Kawashima
    Tohoku University, 10 Aoba, Aramaki, Aoba ku, Sendai 980 8579, Japan
    No To Shinkei 56:99-106. 2004