Stephen A Coombes

Summary

Affiliation: University of Illinois at Chicago
Country: USA

Publications

  1. pmc Chronic stroke and aging: the impact of acoustic stimulus intensity on fractionated reaction time
    Stephen A Coombes
    Department of Psychiatry, Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB M C 994, Chicago, IL 60612, United States
    Neurosci Lett 452:151-5. 2009
  2. pmc Spatiotemporal tuning of brain activity and force performance
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL 60612, USA
    Neuroimage 54:2226-36. 2011
  3. pmc Selective regions of the visuomotor system are related to gain-induced changes in force error
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB, M C 994, Chicago, IL 60612, USA
    J Neurophysiol 103:2114-23. 2010
  4. doi Emotion and motor preparation: A transcranial magnetic stimulation study of corticospinal motor tract excitability
    Stephen A Coombes
    University of Illinois, Chicago, 60612, USA
    Cogn Affect Behav Neurosci 9:380-8. 2009
  5. pmc Attentional control theory: anxiety, emotion, and motor planning
    Stephen A Coombes
    Department of Psychiatry, and Department of Kinesiology and Nutrition, University of Illinois at Chicago, 650 AHSB M C 994, Chicago, IL 60612, USA
    J Anxiety Disord 23:1072-9. 2009
  6. pmc Segregated and overlapping neural circuits exist for the production of static and dynamic precision grip force
    Kristina A Neely
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL 60612, USA
    Hum Brain Mapp 34:698-712. 2013
  7. doi Emotional reactivity and force control: the influence of behavioral inhibition
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB, Chicago, IL 60612, USA
    Hum Mov Sci 30:1052-61. 2011
  8. pmc Transient shifts in frontal and parietal circuits scale with enhanced visual feedback and changes in force variability and error
    Cynthia Poon
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, Illinois, USA
    J Neurophysiol 109:2205-15. 2013
  9. pmc Spatiotemporal dynamics of brain activity during the transition from visually guided to memory-guided force control
    Cynthia Poon
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL, USA
    J Neurophysiol 108:1335-48. 2012
  10. pmc Predicting grip force amplitude involves circuits in the anterior basal ganglia
    Pooja Wasson
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL, USA
    Neuroimage 49:3230-8. 2010

Detail Information

Publications10

  1. pmc Chronic stroke and aging: the impact of acoustic stimulus intensity on fractionated reaction time
    Stephen A Coombes
    Department of Psychiatry, Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB M C 994, Chicago, IL 60612, United States
    Neurosci Lett 452:151-5. 2009
    ..Findings are integrated with previous evidence concerning post stroke corticospinal tract integrity and are interpreted via mechanisms which address stroke and age-related changes in motoneurons and activity in motor units...
  2. pmc Spatiotemporal tuning of brain activity and force performance
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL 60612, USA
    Neuroimage 54:2226-36. 2011
    ..This study demonstrates that the frequency of visual feedback drives where in the brain visual gain mediated reductions in force error are regulated...
  3. pmc Selective regions of the visuomotor system are related to gain-induced changes in force error
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB, M C 994, Chicago, IL 60612, USA
    J Neurophysiol 103:2114-23. 2010
    ..Instead, specific regions of the visuomotor system selectively change in activity related to large changes in force error and large changes in the spatial amplitude of visual feedback...
  4. doi Emotion and motor preparation: A transcranial magnetic stimulation study of corticospinal motor tract excitability
    Stephen A Coombes
    University of Illinois, Chicago, 60612, USA
    Cogn Affect Behav Neurosci 9:380-8. 2009
    ..Moreover, they validate the action readiness component of emotional experience by demonstrating that emotional states influence the execution of future movements but, alone, do not lead to overt movement...
  5. pmc Attentional control theory: anxiety, emotion, and motor planning
    Stephen A Coombes
    Department of Psychiatry, and Department of Kinesiology and Nutrition, University of Illinois at Chicago, 650 AHSB M C 994, Chicago, IL 60612, USA
    J Anxiety Disord 23:1072-9. 2009
    ..We conclude that increased stimulus-driven attentional control interferes with movements that require greater attentional resources...
  6. pmc Segregated and overlapping neural circuits exist for the production of static and dynamic precision grip force
    Kristina A Neely
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL 60612, USA
    Hum Brain Mapp 34:698-712. 2013
    ..These findings provide the first neuroimaging evidence supporting a lateralized pattern of brain activity for the production of static and dynamic precision grip force...
  7. doi Emotional reactivity and force control: the influence of behavioral inhibition
    Stephen A Coombes
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, 1919 West Taylor, 650 AHSB, Chicago, IL 60612, USA
    Hum Mov Sci 30:1052-61. 2011
    ..Together these findings extend the premise of action readiness to demonstrate that dispositional differences in behavioral inhibition interact with emotional state to alter force production...
  8. pmc Transient shifts in frontal and parietal circuits scale with enhanced visual feedback and changes in force variability and error
    Cynthia Poon
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, Illinois, USA
    J Neurophysiol 109:2205-15. 2013
    ..This is the first evidence that force variability and force error are systematically related to a time-varying shift in cortical activity in frontal and parietal cortex in response to enhanced visual gain...
  9. pmc Spatiotemporal dynamics of brain activity during the transition from visually guided to memory-guided force control
    Cynthia Poon
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL, USA
    J Neurophysiol 108:1335-48. 2012
    ..The findings show that subjects rely on sensorimotor memory processes involving left ventral premotor cortex and ventral prefrontal cortex after the immediate transition from visually guided to memory-guided force control...
  10. pmc Predicting grip force amplitude involves circuits in the anterior basal ganglia
    Pooja Wasson
    Department of Kinesiology and Nutrition, University of Illinois at Chicago, Chicago, IL, USA
    Neuroimage 49:3230-8. 2010
    ..Further, the results provide additional support for the planning and parameterization model of the basal ganglia by demonstrating that specific anterior nuclei of the basal ganglia are involved in planning grip force...