S T Grafton

Summary

Affiliation: Dartmouth Medical School
Country: USA

Publications

  1. ncbi Normalizing motor-related brain activity: subthalamic nucleus stimulation in Parkinson disease
    S T Grafton
    Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Neurology 66:1192-9. 2006
  2. ncbi Motor sequence learning with the nondominant left hand. A PET functional imaging study
    Scott T Grafton
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, 6162 Moore Hall, Dartmouth College, Hanover, NH 03755, USA
    Exp Brain Res 146:369-78. 2002
  3. ncbi Contributions of functional imaging to understanding parkinsonian symptoms
    Scott T Grafton
    Center for Cognitive Neuroscience, Dartmouth Brain Imaging Center, 6162 Moore Hall, Dartmouth College, Hanover, New Hampshire 03755 USA
    Curr Opin Neurobiol 14:715-9. 2004
  4. doi Ventral and dorsal stream contributions to the online control of immediate and delayed grasping: a TMS approach
    Nichola Rice Cohen
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Neuropsychologia 47:1553-62. 2009
  5. ncbi Virtual lesions of the anterior intraparietal area disrupt goal-dependent on-line adjustments of grasp
    Eugene Tunik
    HB 6162 Moore Hall, Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 8:505-11. 2005
  6. ncbi Differential role of the orbital frontal lobe in emotional versus cognitive perspective-taking
    Catherine A Hynes
    Department of Psychological and Brain Sciences, Dartmouth College, 6162 Moore Hall, Hanover, NH 03755, USA
    Neuropsychologia 44:374-83. 2006
  7. pmc Building a motor simulation de novo: observation of dance by dancers
    Emily S Cross
    Center for Cognitive Neuroscience and Department of Psychological and Brain Sciences, Dartmouth College, 6162 Moore Hall, Hanover, NH 03755, USA
    Neuroimage 31:1257-67. 2006
  8. ncbi Action outcomes are represented in human inferior frontoparietal cortex
    Antonia F de C Hamilton
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Cereb Cortex 18:1160-8. 2008
  9. pmc Neural substrates of visuomotor learning based on improved feedback control and prediction
    Scott T Grafton
    The Center for Cognitive Neurosciences and Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH, USA
    Neuroimage 39:1383-95. 2008
  10. ncbi Cerebellar involvement in response reassignment rather than attention
    Amanda Bischoff-Grethe
    Center for Cognitive Neuroscience and the Department of Psychological and Brain Sciences, Dartmouth College, Hanover, New Hampshire 03755, USA
    J Neurosci 22:546-53. 2002

Detail Information

Publications49

  1. ncbi Normalizing motor-related brain activity: subthalamic nucleus stimulation in Parkinson disease
    S T Grafton
    Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Neurology 66:1192-9. 2006
    ....
  2. ncbi Motor sequence learning with the nondominant left hand. A PET functional imaging study
    Scott T Grafton
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, 6162 Moore Hall, Dartmouth College, Hanover, NH 03755, USA
    Exp Brain Res 146:369-78. 2002
    ..Mirror transformation of the sequence by the right hand was associated with a marked increase in regional activity in the left motor cortex, consistent with a role for sequential transformation at this level of the motor output pathway...
  3. ncbi Contributions of functional imaging to understanding parkinsonian symptoms
    Scott T Grafton
    Center for Cognitive Neuroscience, Dartmouth Brain Imaging Center, 6162 Moore Hall, Dartmouth College, Hanover, New Hampshire 03755 USA
    Curr Opin Neurobiol 14:715-9. 2004
    ..There is a need to understand the anatomic intersections where information is shared across these circuits...
  4. doi Ventral and dorsal stream contributions to the online control of immediate and delayed grasping: a TMS approach
    Nichola Rice Cohen
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Neuropsychologia 47:1553-62. 2009
    ..e. within 300 ms) due to the transient nature of TMS, which was always delivered simultaneous with movement onset. We discuss the implications of our findings in relation to interactions between the dorsal and ventral streams...
  5. ncbi Virtual lesions of the anterior intraparietal area disrupt goal-dependent on-line adjustments of grasp
    Eugene Tunik
    HB 6162 Moore Hall, Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 8:505-11. 2005
    ..We contend that aIPS is critical for dynamic error detection during goal-dependent reach-to-grasp action that is visually guided...
  6. ncbi Differential role of the orbital frontal lobe in emotional versus cognitive perspective-taking
    Catherine A Hynes
    Department of Psychological and Brain Sciences, Dartmouth College, 6162 Moore Hall, Hanover, NH 03755, USA
    Neuropsychologia 44:374-83. 2006
    ..This finding is both consistent with the lesion literature, and resolves the inconsistency of orbital frontal findings in the theory of mind literature...
  7. pmc Building a motor simulation de novo: observation of dance by dancers
    Emily S Cross
    Center for Cognitive Neuroscience and Department of Psychological and Brain Sciences, Dartmouth College, 6162 Moore Hall, Hanover, NH 03755, USA
    Neuroimage 31:1257-67. 2006
    ..Furthermore, activity in premotor and parietal areas during action simulation is enhanced by the ability to execute a learned action irrespective of stimulus familiarity or semantic label...
  8. ncbi Action outcomes are represented in human inferior frontoparietal cortex
    Antonia F de C Hamilton
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Cereb Cortex 18:1160-8. 2008
    ....
  9. pmc Neural substrates of visuomotor learning based on improved feedback control and prediction
    Scott T Grafton
    The Center for Cognitive Neurosciences and Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH, USA
    Neuroimage 39:1383-95. 2008
    ..The results demonstrate that incremental, learning-dependent changes can be modeled on a trial-by-trial basis and neural substrates for feedforward control of novel motor programs are localized to secondary motor areas...
  10. ncbi Cerebellar involvement in response reassignment rather than attention
    Amanda Bischoff-Grethe
    Center for Cognitive Neuroscience and the Department of Psychological and Brain Sciences, Dartmouth College, Hanover, New Hampshire 03755, USA
    J Neurosci 22:546-53. 2002
    ..These results suggest the cerebellum is involved in response reassignment...
  11. pmc Sensitivity of the action observation network to physical and observational learning
    Emily S Cross
    Department of Psychology, Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Cereb Cortex 19:315-26. 2009
    ....
  12. pmc On-line grasp control is mediated by the contralateral hemisphere
    Nichola J Rice
    HB 6162 Moore Hall, Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    Brain Res 1175:76-84. 2007
    ..We conclude that grasping is a lateralized process, relying exclusively on the contralateral hemisphere, and discuss the implications of these findings in relationship to models of hemispheric dominance for motor control...
  13. pmc BOLD coherence reveals segregated functional neural interactions when adapting to distinct torque perturbations
    Eugene Tunik
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire, USA
    J Neurophysiol 97:2107-20. 2007
    ..Our findings demonstrate that trial-to-trial acquisition of two distinct adaptive responses is attributed not to anatomically segregated regions, but to differential functional interactions within common sensorimotor circuits...
  14. ncbi The anterior intraparietal sulcus mediates grasp execution, independent of requirement to update: new insights from transcranial magnetic stimulation
    Nichola J Rice
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    J Neurosci 26:8176-82. 2006
    ..This computation is performed for both stable and perturbed motor goals...
  15. ncbi Goal representation in human anterior intraparietal sulcus
    Antonia F de C Hamilton
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, New Hampshire 03755, USA
    J Neurosci 26:1133-7. 2006
    ..These regions were not sensitive to the trajectory taken by the actor's hand. This result demonstrates that the anterior intraparietal sulcus represents the goal of an observed action...
  16. ncbi Alcohol-induced suppression of BOLD activity during goal-directed visuomotor performance
    John Darrell Van Horn
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Neuroimage 31:1209-21. 2006
    ....
  17. pmc Transient disruption of M1 during response planning impairs subsequent offline consolidation
    Nichola Rice Cohen
    HB 6162 Moore Hall, Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Exp Brain Res 196:303-9. 2009
    ..These results provide important new insights into the role of M1 in sequential memory consolidation and sequence response planning...
  18. ncbi Graspable objects grab attention when the potential for action is recognized
    Todd C Handy
    Center for Cognitive Neuroscience, 6162 Moore Hall, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 6:421-7. 2003
    ..Although it is widely accepted that visual sensory gain aids perception, our results suggest that it may also have consequences for object-directed actions...
  19. ncbi Reductions in neural activity underlie behavioral components of repetition priming
    Gagan S Wig
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 8:1228-33. 2005
    ..Neural priming in early sensory regions was unaffected by left-frontal TMS--a finding that provides evidence for separable conceptual and perceptual components of priming...
  20. pmc Wandering minds: the default network and stimulus-independent thought
    Malia F Mason
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Science 315:393-5. 2007
    ..In addition, individuals' reports of the tendency of their minds to wander were correlated with activity in this network...
  21. ncbi Actions or hand-object interactions? Human inferior frontal cortex and action observation
    Scott H Johnson-Frey
    Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Neuron 39:1053-8. 2003
    ..Bilaterally, precentral gyrus was most frequently activated (82%) followed by pars triangularis (73%) and pars opercularis (65%)...
  22. ncbi From 'acting on' to 'acting with': the functional anatomy of object-oriented action schemata
    Scott H Johnson
    Center for Cognitive Neuroscience, Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Prog Brain Res 142:127-39. 2003
    ..Specifically, it is argued that conceptual knowledge of tool use and the pragmatics of action rely on an inferior parieto-medial frontal network in the left hemisphere...
  23. pmc Neural substrates of practice structure that support future off-line learning
    Nicholas F Wymbs
    1Department of Psychological and Brain Sciences, Dartmouth College, Hanover, New Hampshire, USA
    J Neurophysiol 102:2462-76. 2009
    ....
  24. ncbi From facial cue to dinner for two: the neural substrates of personal choice
    David J Turk
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, NH 03755, USA
    Neuroimage 22:1281-90. 2004
    ..The implications of these findings for current accounts of response selection and social-cognitive functioning are considered...
  25. ncbi Sharing neuroimaging studies of human cognition
    John Darrell Van Horn
    Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 7:473-81. 2004
    ..Thus, the field of neuroimaging is following the lead of biology and chemistry, mining its accumulating body of knowledge and moving toward a 'discovery science' of brain function...
  26. ncbi Neural substrates of contextual interference during motor learning support a model of active preparation
    Emily S Cross
    Dartmouth College, USA
    J Cogn Neurosci 19:1854-71. 2007
    ..This pattern of recruitment is consistent with the hypothesis that CI benefits in a sequencing task are due to improved capacity to actively prepare motor responses...
  27. ncbi Functional imaging of face and hand imitation: towards a motor theory of empathy
    Kenneth R Leslie
    Department of Psychological and Brain Sciences and Center for Cognitive Neurosciences, Dartmouth College, Hanover NH 03755, USA
    Neuroimage 21:601-7. 2004
    ..This result is consistent with evidence for right hemisphere (RH) dominance for emotional processing, and suggests that there may be a right hemisphere mirroring system that could provide a neural substrate for empathy...
  28. ncbi Where does your own action influence your perception of another person's action in the brain?
    Antonia F de C Hamilton
    Department of Psychological and Brain Sciences, Dartmouth College, 6162 Moore Hall, Dartmouth College, Hanover, NH 03755, USA
    Neuroimage 29:524-35. 2006
    ....
  29. ncbi Cortical topography of human anterior intraparietal cortex active during visually guided grasping
    Scott H Frey
    Department of Psychology, University of Oregon, HB 6162, Moore Hall, Dartmouth College, Hanover, NH 03755, USA
    Brain Res Cogn Brain Res 23:397-405. 2005
    ..In both humans and macaques this region appears to play a key role in visually guided grasping...
  30. doi Structural organization of the corpus callosum predicts the extent and impact of cortical activity in the nondominant hemisphere
    Mary Colvin Putnam
    Department of Psychological and Brain Sciences, Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755, USA
    J Neurosci 28:2912-8. 2008
    ....
  31. ncbi Correlation between insula activation and self-reported quality of orgasm in women
    Stephanie Ortigue
    Dartmouth Brain Imaging Center, Center for Cognitive Neuroscience, Dartmouth College, 6162 Moore Hall, Hanover, NH, USA
    Neuroimage 37:551-60. 2007
    ....
  32. ncbi Selective activation of a parietofrontal circuit during implicitly imagined prehension
    S H Johnson
    Center for Cognitive Neuroscience, Dartmouth College, Hanover, New Hampshire 03755 3569, USA
    Neuroimage 17:1693-704. 2002
    ..Because these areas are highly consistent with the frontoparietal reach circuit identified in monkeys, we conclude that motor imagery involves action-specific motor representations computed in parietofrontal circuits...
  33. pmc Medial temporal lobe BOLD activity at rest predicts individual differences in memory ability in healthy young adults
    Gagan S Wig
    Department of Psychological and Brain Sciences, Dartmouth College, Hanover, NH 03755, USA
    Proc Natl Acad Sci U S A 105:18555-60. 2008
    ....
  34. ncbi Swinging in the brain: shared neural substrates for behaviors related to sequencing and music
    Petr Janata
    Center for Cognitive Neuroscience, Department of Psychological and Brain Sciences, Dartmouth College, Hanover, New Hampshire 03755, USA
    Nat Neurosci 6:682-7. 2003
    ..These studies are also brought into an existing framework concerning the interaction of attention and time-keeping mechanisms in perceiving complex patterns of information that are distributed in time, such as those that occur in music...
  35. ncbi Motor experience with graspable objects reduces their implicit analysis in visual- and motor-related cortex
    Todd C Handy
    Department of Psychology, University of British Columbia, 2136 West Mall, Vancouver, BC Canada V6T 1Z4
    Brain Res 1097:156-66. 2006
    ..Taken together, these data support the proposal that repeated real-world motor experience with an object category may lead to reduced implicit analysis in both motor- and visual-related regions of cortex...
  36. ncbi The functional anatomy of parkinsonian bradykinesia
    Robert S Turner
    Department of Neurology, Emory University School of Medicine, WMRB 6000, Atlanta, GA 30322, USA
    Neuroimage 19:163-79. 2003
    ..The overactivation of cortical regions observed in patients may be functional correlates of compensatory mechanisms and/or impaired suppression as a facet of the primary pathophysiology of PD...
  37. ncbi Motor subcircuits mediating the control of movement extent and speed
    Robert S Turner
    Department of Neurology, Emory University School of Medicine, Atlanta, Georgia 30322, USA
    J Neurophysiol 90:3958-66. 2003
    ..We conclude that a small subcircuit within the motor control system contributes to the control of movement extent and covariates and that the BG and cerebellum play central roles in the operation of that circuit...
  38. ncbi Neural substrates of response-based sequence learning using fMRI
    Amanda Bischoff-Grethe
    San Diego VA Healthcare System, San Diego, CA, USA
    J Cogn Neurosci 16:127-38. 2004
    ..Retrieval of sequential responses occurs within mesial motor areas and related motor planning areas...
  39. doi Malleable templates: reshaping our crystallized skills to create new outcomes
    Scott T Grafton
    Nat Neurosci 11:248-9. 2008
  40. pmc A distributed left hemisphere network active during planning of everyday tool use skills
    Scott H Johnson-Frey
    Department of Psychology, University of Oregon, Eugene, OR 97403 1227, USA
    Cereb Cortex 15:681-95. 2005
    ..We suggest that this left lateralized network constitutes a neural substrate for the interaction of semantic and motoric representations upon which meaningful skills depend...
  41. pmc Evidence for a distributed hierarchy of action representation in the brain
    Scott T Grafton
    Department of Psychology, Room 3837, Building 251, University of California, Santa Barbara, CA 93106, United States
    Hum Mov Sci 26:590-616. 2007
    ....
  42. ncbi Effect of methylphenidate on executive functioning in adults with attention-deficit/hyperactivity disorder: normalization of behavior but not related brain activity
    Julie B Schweitzer
    Maryland Psychiatric Research Center, University of Maryland School of Medicine, Baltimore, Maryland, USA
    Biol Psychiatry 56:597-606. 2004
    ..We examined the effect of prolonged methylphenidate (MPH) treatment on the functional neuroanatomy of executive functioning in adult men with attention-deficit/hyperactivity disorder (ADHD)...
  43. ncbi The angular gyrus computes action awareness representations
    Chloe Farrer
    Centre de Neuroscience Cognitive, Universite Claude Bernard Lyon 1, CNRS, 69675 Lyon, France
    Cereb Cortex 18:254-61. 2008
    ..This joint processing is at the core of the various experiences one uses to interpret an action...
  44. ncbi Placing a tool in the spotlight: spatial attention modulates visuomotor responses in cortex
    Todd C Handy
    Department of Psychology, University of British Columbia, Vancouver, Canada
    Neuroimage 26:266-76. 2005
    ....
  45. ncbi Updating target location at the end of an orienting saccade affects the characteristics of simple point-to-point movements
    Michel Desmurget
    Institut National de la Sante et de la Recherche Medicale INSERM, Bron, France
    J Exp Psychol Hum Percept Perform 31:1510-36. 2005
    ..Together these data show that movements with straight paths and bell-shaped velocity profiles are not necessarily ballistic...
  46. pmc Anatomical substrates of visual and auditory miniature second-language learning
    Roger D Newman-Norlund
    Dartmouth College corrected
    J Cogn Neurosci 18:1984-97. 2006
    ..quot; The right frontal cortex was not preferentially recruited by visual language after accounting for phonetic/structural complexity and performance...
  47. ncbi A positron emission tomography study of methylphenidate in adults with ADHD: alterations in resting blood flow and predicting treatment response
    Julie B Schweitzer
    Maryland Psychiatric Research Center and Division of Child Psychiatry, University of Maryland School of Medicine, White Building, PO Box 21247, Baltimore, MD 21228, USA
    Neuropsychopharmacology 28:967-73. 2003
    ..The majority of these brain regions are involved in the planning and execution of motor behavior. These data suggest that MPH modulates brain regions associated with motor function to achieve a reduction in ADHD symptoms...
  48. ncbi Initial human PET imaging studies with the dopamine transporter ligand 18F-FECNT
    Margaret R Davis
    PET Center, Emory University, Atlanta, Georgia, USA
    J Nucl Med 44:855-61. 2003
    ....
  49. ncbi Doing more with less: the plight of the failing hippocampus
    Scott T Grafton
    Ann Neurol 56:7-9. 2004