Mark Tommerdahl

Summary

Affiliation: University of North Carolina
Country: USA

Publications

  1. pmc Somatosensory information processing in the aging population
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina Chapel Hill, NC, USA
    Front Aging Neurosci 3:18. 2011
  2. pmc Effects of the N-methyl-D-Aspartate receptor antagonist dextromethorphan on vibrotactile adaptation
    Stephen E Folger
    Department of Physical Therapy Education, Elon University, Elon, NC 27244, USA
    BMC Neurosci 9:87. 2008
  3. ncbi request reprint Optical imaging of intrinsic signals in somatosensory cortex
    Mark Tommerdahl
    Department of Biomedical Engineering, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
    Behav Brain Res 135:83-91. 2002
  4. pmc Response of SII cortex to ipsilateral, contralateral and bilateral flutter stimulation in the cat
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC 27599, USA
    BMC Neurosci 6:11. 2005
  5. pmc Response of SI cortex to ipsilateral, contralateral and bilateral flutter stimulation in the cat
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC 27599, USA
    BMC Neurosci 6:29. 2005
  6. doi request reprint Dynamic representations of the somatosensory cortex
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC, United States
    Neurosci Biobehav Rev 34:160-70. 2010
  7. pmc Absence of stimulus-driven synchronization effects on sensory perception in autism: Evidence for local underconnectivity?
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, USA
    Behav Brain Funct 4:19. 2008
  8. pmc Effects of stimulus-driven synchronization on sensory perception
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
    Behav Brain Funct 3:61. 2007
  9. ncbi request reprint The impact of non-noxious heat on tactile information processing
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina School of Medicine, Chapel Hill, NC, USA
    Brain Res 1302:97-105. 2009
  10. pmc A novel device for the study of somatosensory information processing
    Jameson K Holden
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, United States
    J Neurosci Methods 204:215-20. 2012

Research Grants

Collaborators

Detail Information

Publications24

  1. pmc Somatosensory information processing in the aging population
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina Chapel Hill, NC, USA
    Front Aging Neurosci 3:18. 2011
    ....
  2. pmc Effects of the N-methyl-D-Aspartate receptor antagonist dextromethorphan on vibrotactile adaptation
    Stephen E Folger
    Department of Physical Therapy Education, Elon University, Elon, NC 27244, USA
    BMC Neurosci 9:87. 2008
    ..In this study, we evaluated the impact that dextromethorphan (DXM), an NMDAR antagonist, had on two distinct vibrotactile adaptation tasks...
  3. ncbi request reprint Optical imaging of intrinsic signals in somatosensory cortex
    Mark Tommerdahl
    Department of Biomedical Engineering, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
    Behav Brain Res 135:83-91. 2002
    ..g. Physiol. Behav. 5 (1970) 1431) when oscillatory tactile stimuli are used...
  4. pmc Response of SII cortex to ipsilateral, contralateral and bilateral flutter stimulation in the cat
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC 27599, USA
    BMC Neurosci 6:11. 2005
    ..However, there is very little known about how inputs across the body mid-line are processed within SII...
  5. pmc Response of SI cortex to ipsilateral, contralateral and bilateral flutter stimulation in the cat
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC 27599, USA
    BMC Neurosci 6:29. 2005
    ....
  6. doi request reprint Dynamic representations of the somatosensory cortex
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, NC, United States
    Neurosci Biobehav Rev 34:160-70. 2010
    ....
  7. pmc Absence of stimulus-driven synchronization effects on sensory perception in autism: Evidence for local underconnectivity?
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, USA
    Behav Brain Funct 4:19. 2008
    ..abstract:..
  8. pmc Effects of stimulus-driven synchronization on sensory perception
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
    Behav Brain Funct 3:61. 2007
    ..abstract:..
  9. ncbi request reprint The impact of non-noxious heat on tactile information processing
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina School of Medicine, Chapel Hill, NC, USA
    Brain Res 1302:97-105. 2009
    ..The authors speculate that these centrally mediated changes could be a reflection of a change in the balance of cortical excitation and inhibition...
  10. pmc A novel device for the study of somatosensory information processing
    Jameson K Holden
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, United States
    J Neurosci Methods 204:215-20. 2012
    ..The results are consistent with prior studies that implicated synchronization of adjacent and near-adjacent cortical ensembles with conditioning stimuli in impacting TOJ performance (Tommerdahl et al., 2007a,b)...
  11. pmc Amplitude-dependency of response of SI cortex to flutter stimulation
    Stephen B Simons
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, North Carolina 27599, USA
    BMC Neurosci 6:43. 2005
    ..Although many studies have examined this phenomenon with regard to the responding afferent population, the way in which the intensity of a stimulus is coded in primary somatosensory cortex (SI) remains unclear...
  12. pmc A quantitative method for determining spatial discriminative capacity
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina School of Medicine, Chapel Hill, NC, USA
    Biomed Eng Online 7:12. 2008
    ....
  13. pmc Stimulus-dependent spatial patterns of response in SI cortex
    Joannellyn S Chiu
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, USA
    BMC Neurosci 6:47. 2005
    ..In this report, we characterize the impact of the flutter amplitude on the spatial patterns of activity evoked within the responding SI region...
  14. ncbi request reprint Ipsilateral input modifies the primary somatosensory cortex response to contralateral skin flutter
    Mark Tommerdahl
    Department of Biomedical Engineering, University of North Carolina, Chapel Hill, North Carolina 27599, USA
    J Neurosci 26:5970-7. 2006
    ....
  15. ncbi request reprint Activation of cat SII cortex by flutter stimulation of contralateral vs. ipsilateral forepaws
    Oleg V Favorov
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, 27599 7575, USA
    Brain Res 1071:81-90. 2006
    ..The results indicate that widespread regions within cat SII receive cutaneous inputs from the ipsilateral distal forelimb. It is suggested that the functional role of these ipsilateral inputs may be different in different SII regions...
  16. doi request reprint Centrally-mediated sensory information processing is impacted with increased alcohol consumption in college-aged individuals
    Richard H Nguyen
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, NC 27599, USA
    Brain Res 1492:53-62. 2013
    ..Results of this study suggest that higher levels of alcohol consumption may be associated with alterations in centrally-mediated neural mechanisms in this age group...
  17. pmc Columnar distribution of activity dependent gabaergic depolarization in sensorimotor cortical neurons
    Jaekwang Lee
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, CB 7575, Chapel Hill, NC, USA
    Mol Brain 5:33. 2012
    ..Here we report that after an intense electrical stimulation adult cortical neurons displayed a transient GABA excitation that lasted for about 30s...
  18. pmc Area 3a neuron response to skin nociceptor afferent drive
    Barry L Whitsel
    Department of Biomedical Engineering, University of North Carolina, School of Medicine, Chapel Hill, NC 27599 7545, USA
    Cereb Cortex 19:349-66. 2009
    ....
  19. pmc Altered central sensitization in subgroups of women with vulvodynia
    Zheng Zhang
    Department of Biomedical Engineering, University of North Carolina School of Medicine, Chapel Hill, NC, USA
    Clin J Pain 27:755-63. 2011
    ..g., γ-aminobutyric acidergic), and metrics of sensory adaptation, a centrally mediated process that is sensitive to this dysfunction, could potentially be used to identify women at risk of treatment failure using conventional approaches...
  20. pmc Temporomandibular disorder modifies cortical response to tactile stimulation
    Mary Beth Nebel
    Center for Neurosensory Disorders, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
    J Pain 11:1083-94. 2010
    ..Activation of the amygdala in our TMD group could reflect the establishment of aversive associations with tactile stimulation due to the persistence of pain...
  21. pmc An undergraduate laboratory exercise to study sensory inhibition
    Richard H Nguyen
    Biomedical Engineering Department, University of North Carolina, Chapel Hill, NC 27599
    J Undergrad Neurosci Educ 11:A169-73. 2013
    ..This study is designed to help students prepare for studying other facets of sensory processing by providing a firm foundation in the experimental methods and procedures. ..
  22. pmc An Undergraduate Laboratory Exercise to Study Weber's Law
    Jameson K Holden
    Biomedical Engineering Department, University of North Carolina, Chapel Hill, NC 27599
    J Undergrad Neurosci Educ 9:A71-4. 2011
    ..This introduction to sensory testing will provide a suitable foundation for the undergraduate neuroscience student to investigate other aspects of sensory information processing in subsequent lab exercises...
  23. ncbi request reprint Vibrotactile adaptation enhances spatial localization
    Vinay Tannan
    Department of Biomedical Engineering, University of North Carolina at Chapel Hill, 27599, USA
    Brain Res 1102:109-16. 2006
    ....
  24. ncbi request reprint Stimulus-evoked modulation of sensorimotor pyramidal neuron EPSPs
    Adam Kohn
    Curriculum in Neurobiology, University of North Carolina, Chapel Hill, North Carolina 27599, USA
    J Neurophysiol 88:3331-47. 2002
    ....

Research Grants4

  1. Cortical Responses To Single & Multi-Site Skin Stimuli
    Mark Tommerdahl; Fiscal Year: 2003
    ....
  2. Cortical Responses To Single & Multi-Site Skin Stimuli
    Mark Tommerdahl; Fiscal Year: 2004
    ....
  3. Cortical Responses To Single & Multi-Site Skin Stimuli
    Mark Tommerdahl; Fiscal Year: 2005
    ....
  4. Cortical Responses To Single & Multi-Site Skin Stimuli
    Mark Tommerdahl; Fiscal Year: 2004
    ....