J J Eggermont

Summary

Affiliation: University of Calgary
Country: Canada

Publications

  1. doi Context dependence of spectro-temporal receptive fields with implications for neural coding
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    Hear Res 271:123-32. 2011
  2. pmc Comparison of LFP-based and spike-based spectro-temporal receptive fields and cross-correlation in cat primary auditory cortex
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    PLoS ONE 6:e20046. 2011
  3. doi Spectro-temporal sound density-dependent long-term adaptation in cat primary auditory cortex
    Boris Gourévitch
    Department of Physiology and Biophysics, Department of Psychology, University of Calgary, Calgary, Alberta, Canada
    Eur J Neurosci 27:3310-21. 2008
  4. doi Spectrotemporal receptive fields during spindling and non-spindling epochs in cat primary auditory cortex
    T Britvina
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Neuroscience 154:1576-88. 2008
  5. doi Multi-frequency auditory stimulation disrupts spindling activity in anesthetized animals
    T Britvina
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Neuroscience 151:888-900. 2008
  6. pmc On the similarities and differences of non-traumatic sound exposure during the critical period and in adulthood
    Jos J Eggermont
    Department of Physiology and Pharmacology, Department of Psychology, University of Calgary Calgary, AB, Canada
    Front Syst Neurosci 7:12. 2013
  7. doi Cross-correlations between three units in cat primary auditory cortex
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada Department of Psychology, University of Calgary, Calgary, Alberta, Canada Electronic address
    Hear Res 304:179-87. 2013
  8. doi Hearing loss, hyperacusis, or tinnitus: what is modeled in animal research?
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, 2500 University Drive NW, Calgary, AB, Canada T2N 1N4
    Hear Res 295:140-9. 2013
  9. ncbi Auditory-evoked potential studies of cortical maturation in normal hearing and implanted children: correlations with changes in structure and speech perception
    Jos J Eggermont
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Acta Otolaryngol 123:249-52. 2003
  10. ncbi The neuroscience of tinnitus
    Jos J Eggermont
    Department of Physiology and Biophysics, and Department of Psychology, University of Calgary, Alberta, Canada T2N 1N4
    Trends Neurosci 27:676-82. 2004

Collaborators

Detail Information

Publications68

  1. doi Context dependence of spectro-temporal receptive fields with implications for neural coding
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    Hear Res 271:123-32. 2011
    ..Effects on STRF shape of task and attention are also briefly reviewed. Models to account for these changes, potential improvements to STRF analysis, and implications for neural coding are discussed...
  2. pmc Comparison of LFP-based and spike-based spectro-temporal receptive fields and cross-correlation in cat primary auditory cortex
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    PLoS ONE 6:e20046. 2011
    ..This larger correlation distance combined with the reduced CF gradient and much broader frequency selectivity suggests that LFPs are not a substitute for spike activity in primary auditory cortex...
  3. doi Spectro-temporal sound density-dependent long-term adaptation in cat primary auditory cortex
    Boris Gourévitch
    Department of Physiology and Biophysics, Department of Psychology, University of Calgary, Calgary, Alberta, Canada
    Eur J Neurosci 27:3310-21. 2008
    ..Our findings suggest that low stimulus rates may produce a specific acoustic environment that shapes the primary auditory cortex through very different processing than for spectro-temporally more dense and complex sounds...
  4. doi Spectrotemporal receptive fields during spindling and non-spindling epochs in cat primary auditory cortex
    T Britvina
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Neuroscience 154:1576-88. 2008
    ..Overall, our results suggests that thalamic cells during spindling respond to incoming stimuli-related inputs and, moreover, cause more powerful stimulus-related or spontaneous activation of the cortex...
  5. doi Multi-frequency auditory stimulation disrupts spindling activity in anesthetized animals
    T Britvina
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Neuroscience 151:888-900. 2008
    ..The possible mechanism of suppression of spindle waves is discussed and it is suggested that suppression likely occurs through activity of the specific auditory pathway...
  6. pmc On the similarities and differences of non-traumatic sound exposure during the critical period and in adulthood
    Jos J Eggermont
    Department of Physiology and Pharmacology, Department of Psychology, University of Calgary Calgary, AB, Canada
    Front Syst Neurosci 7:12. 2013
    ....
  7. doi Cross-correlations between three units in cat primary auditory cortex
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada Department of Psychology, University of Calgary, Calgary, Alberta, Canada Electronic address
    Hear Res 304:179-87. 2013
    ..This suggests that conventionally measured pair correlations in auditory cortex under ketamine anesthesia overestimate the 'true pair correlation', likely resulting from massive common input, by potentially up to a factor 2. ..
  8. doi Hearing loss, hyperacusis, or tinnitus: what is modeled in animal research?
    Jos J Eggermont
    Department of Physiology and Pharmacology, University of Calgary, 2500 University Drive NW, Calgary, AB, Canada T2N 1N4
    Hear Res 295:140-9. 2013
    ..Furthermore, the synaptic mechanisms underlying spontaneous firing rate changes may be different from those involved in driven neural activity...
  9. ncbi Auditory-evoked potential studies of cortical maturation in normal hearing and implanted children: correlations with changes in structure and speech perception
    Jos J Eggermont
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Acta Otolaryngol 123:249-52. 2003
    ....
  10. ncbi The neuroscience of tinnitus
    Jos J Eggermont
    Department of Physiology and Biophysics, and Department of Psychology, University of Calgary, Alberta, Canada T2N 1N4
    Trends Neurosci 27:676-82. 2004
    ..Downregulation of intracortical inhibition induced by damage to the cochlea or to auditory projection pathways highlights neural processes that underlie the sensation of phantom sound...
  11. ncbi Tinnitus: neurobiological substrates
    Jos J Eggermont
    Departments of Physiology, Biophysics and Psychology, University of Calgary, 2500 University Drive N W, Alberta, Calgary T2N 1N4, Canada
    Drug Discov Today 10:1283-90. 2005
    ..Although changes in transmitter-receptor systems have become better documented, there are currently no proven drug treatments for humans. Methods for preventing tinnitus have been demonstrated in animal studies...
  12. doi Role of auditory cortex in noise- and drug-induced tinnitus
    Jos J Eggermont
    Department of Psychology, University of Calgary, 2500 University Drive NW, Calgary, Alberta T2N 1N4, Canada
    Am J Audiol 17:S162-9. 2008
    ..To elucidate the role of auditory cortex in tinnitus...
  13. doi The role of sound in adult and developmental auditory cortical plasticity
    Jos J Eggermont
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Ear Hear 29:819-29. 2008
    ..However, in children, the long lasting absence of auditory stimulation arrests cortical development...
  14. ncbi Pathophysiology of tinnitus
    Jos J Eggermont
    Department of Physiology and Biophysics, University of Calgary, Calgary, AB, Canada
    Prog Brain Res 166:19-35. 2007
    ..These include changes in ion channels, receptor systems, single unit firing rate, and population responses. Most findings in humans can be interpreted as resulting from increased neural synchrony...
  15. ncbi Correlated neural activity as the driving force for functional changes in auditory cortex
    Jos J Eggermont
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Hear Res 229:69-80. 2007
    ..This links cortical reorganization with hypersynchrony that can be considered as an important driving force underlying tinnitus...
  16. ncbi Moderate noise trauma in juvenile cats results in profound cortical topographic map changes in adulthood
    J J Eggermont
    Department of Physiology, University of Calgary, 2500 University Drive N W, Calgary, Alta, Canada
    Hear Res 142:89-101. 2000
    ..Because most other neural response properties are normal in the reorganized part of cortex, sub-cortical topographic map changes are likely involved in producing the altered cortical topographic maps...
  17. ncbi Neural responses in primary auditory cortex mimic psychophysical, across-frequency-channel, gap-detection thresholds
    J J Eggermont
    Department of Physiology and Biophysics and Department of Psychology, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    J Neurophysiol 84:1453-63. 2000
    ....
  18. ncbi Between sound and perception: reviewing the search for a neural code
    J J Eggermont
    Neuroscience Research Group, Department of Physiology, University of Calgary, 2500 University Drive N W, Calgary, AB, Canada T2N 1N4
    Hear Res 157:1-42. 2001
    ..A multiplexed coding of complex sound is proposed whereby the contours set up widespread synchrony across those neurons in all auditory cortical areas that are activated by the texture of sound...
  19. ncbi Temporal modulation transfer functions in cat primary auditory cortex: separating stimulus effects from neural mechanisms
    Jos J Eggermont
    Neuroscience Research Group, Department of Physiology and Biophysics and Department of Psychology, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    J Neurophysiol 87:305-21. 2002
    ..For nonclick stimuli, there was a systematic difference between the vector strength for LFPs and MU activity that can likely be attributed to postactivation suppression mechanisms...
  20. ncbi Properties of correlated neural activity clusters in cat auditory cortex resemble those of neural assemblies
    Jos J Eggermont
    Dept of Psychology, University of Calgary, Calgary, Alberta, Canada
    J Neurophysiol 96:746-64. 2006
    ..The coincident and noncoincident output of the clusters could potentially act in parallel and may serve different modes of stimulus coding...
  21. ncbi The neurophysiology of auditory perception: from single units to evoked potentials
    Jos J Eggermont
    Department of Physiology, University of Calgary, Canada
    Audiol Neurootol 7:71-99. 2002
    ..As such, they are signs of perceptual activity, but not comprehensive representations thereof...
  22. ncbi Salicylate and quinine selectively increase spontaneous firing rates in secondary auditory cortex
    J J Eggermont
    Department of Physiology and Biophysics, The University of Calgary, Alta, Canada
    Hear Res 117:149-60. 1998
    ..This suggests that tinnitus inducing agents selectively increase spontaneous firing rates in the extralemniscal pathway...
  23. doi Long-term, partially-reversible reorganization of frequency tuning in mature cat primary auditory cortex can be induced by passive exposure to moderate-level sounds
    Martin Pienkowski
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alta, Canada T2N 1N4
    Hear Res 257:24-40. 2009
    ..This could have implications for persistently noisy work/recreation/living environments, even at levels considerably below those presently considered unacceptable...
  24. ncbi Cross-correlation and joint spectro-temporal receptive field properties in auditory cortex
    Masahiko Tomita
    Department of Psychology, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    J Neurophysiol 93:378-92. 2005
    ..Thus the ongoing network activity is significantly different from that during stimulation and changes afterng arousal during stimulation...
  25. ncbi Kindling limits the interictal neuronal temporal response properties in cat primary auditory cortex
    Pamela A Valentine
    Behavioural Neuroscience Research Group, Department of Psychology, University of Calgary, Calgary, Alberta, Canada
    Epilepsia 46:171-8. 2005
    ..The present study examined the effect of electrical kindling on the interictal temporal response properties of single units recorded from primary auditory cortex (AI) of the adult cat...
  26. doi Nonlinear cross-frequency interactions in primary auditory cortex spectrotemporal receptive fields: a Wiener-Volterra analysis
    Martin Pienkowski
    Department of Physiology and Pharmacology, University of Calgary, Calgary, AB, Canada
    J Comput Neurosci 28:285-303. 2010
    ..Our results indicate that the strong combination sensitivity and cross-frequency facilitation suggested by previous two-tone-paradigm studies are much less pronounced when using more temporally-dense stimuli...
  27. ncbi Spatial representation of neural responses to natural and altered conspecific vocalizations in cat auditory cortex
    Boris Gourévitch
    Department of Physiology and Biophysics, 2500 University Drive NW, University of Calgary, Calgary, Alberta, Canada T2N 1N4
    J Neurophysiol 97:144-58. 2007
    ....
  28. doi Passive exposure of adult cats to moderate-level tone pip ensembles differentially decreases AI and AII responsiveness in the exposure frequency range
    Martin Pienkowski
    Department of Physiology and Pharmacology, University of Calgary, 2500 University Drive NW, Calgary, AB T2N 1N4, Canada
    Hear Res 268:151-62. 2010
    ..On the other hand, responses in secondary auditory cortex (AII) were suppressed predominantly around 4 and 16 kHz, with little or no suppression in between...
  29. ncbi A nonparametric approach for detection of bursts in spike trains
    Boris Gourévitch
    Department of Physiology and Biophysics, Department of Psychology, University of Calgary, 2500 University Drive N W, Calgary, Alberta, Canada
    J Neurosci Methods 160:349-58. 2007
    ..It presents an alternative to the PS method for non-Poisson spike trains and is simple to implement...
  30. pmc Wiener-Volterra characterization of neurons in primary auditory cortex using poisson-distributed impulse train inputs
    Martin Pienkowski
    Department of Physiology, University of Calgary, Calgary, Alberta, Canada, T2N 1N4
    J Neurophysiol 101:3031-41. 2009
    ..It appears that modulation-tuning in AI arises in part from an interplay of two nonlinear processes with distinct time courses...
  31. ncbi Changes in spontaneous firing rate and neural synchrony in cat primary auditory cortex after localized tone-induced hearing loss
    Satoshi Seki
    Departments of Physiology and Biophysics, and Psychology, University of Calgary, 2500 University Drive N W, Calgary, AB, Canada T2N 1N4
    Hear Res 180:28-38. 2003
    ..A third finding was that exposed animals showed higher spontaneous activity compared to controls regardless of the presence of cortical reorganization. This may be a correlate of tinnitus in the presence of only minor hearing losses...
  32. pmc Neural correlates of an auditory afterimage in primary auditory cortex
    A J Noreña
    Department of Physiology and Biophysics, Neuroscience Research Group, University of Calgary, Calgary, Alberta, Canada T2N IN4
    J Assoc Res Otolaryngol 4:312-28. 2003
    ..We also found that the ps of "Out" neurons were dependent on the type of NN. Potentially, a combination of increased p and increased FR might be a neurophysiological correlate of the ZT...
  33. ncbi Changes in cat primary auditory cortex after minor-to-moderate pure-tone induced hearing loss
    Satoshi Seki
    Department of Physiology and Biophysics, University of Calgary, 2500 University Drive N W, AB, Canada T2N 1N4
    Hear Res 173:172-86. 2002
    ..3 octave, P<0.05) than for cats with normal tonotopic maps. This is not what one would expect in cases of pseudo-plasticity characterized by concurrent shifts in BW(20dB) and CF as a result of residual sensitivity to lower frequencies...
  34. doi Spontaneous firing rate changes in cat primary auditory cortex following long-term exposure to non-traumatic noise: tinnitus without hearing loss?
    R Munguia
    Department of Physiology and Pharmacology, University of Calgary, Alberta, Canada
    Neurosci Lett 546:46-50. 2013
    ..This increased SFR for units with characteristic frequencies outside the exposure frequency range, which was slow to reverse after the exposure offset, suggests a mechanism for tinnitus in the absence of hearing loss...
  35. ncbi Spontaneous burst-firing in three auditory cortical fields: its relation to local field potentials and its effect on inter-area cross-correlations
    P A Valentine
    Department of Psychology, University of Calgary, Alta, Canada
    Hear Res 154:146-57. 2001
    ..Burst-onset times in different auditory fields were not correlated. Thus, the major cause of the observed correlation of spontaneous firing in different cortical areas is not synchronous burst-firing...
  36. ncbi Changes in spontaneous neural activity immediately after an acoustic trauma: implications for neural correlates of tinnitus
    A J Noreña
    Department of Physiology and Biophysics, Neuroscience Research Group, University of Calgary, 2500 University Drive NW, Calgary, AB, Canada T2N 1N4
    Hear Res 183:137-53. 2003
    ..Moreover, rho was elevated in the Be-Ab2, Ab1-Ab2 and Ab2-Ab2 groups; this increase was significantly correlated to the changes in SFR. The results are discussed in the context of a neural correlate of tinnitus...
  37. ncbi Neural connectivity only accounts for a small part of neural correlation in auditory cortex
    J J Eggermont
    Department of Psychology, University of Calgary, Alberta, Canada
    Exp Brain Res 110:379-91. 1996
    ..Cross-interval analysis suggests that the correlations in auditory cortex are dynamic and may show random switching between states of stronger and weaker synchronization...
  38. ncbi Kindling changes burst firing, neural synchrony and tonotopic organization of cat primary auditory cortex
    Pamela A Valentine
    Behavioural Neuroscience Research Group, Department of Psychology, University of Calgary, Alberta, Canada
    Cereb Cortex 14:827-39. 2004
    ..Thus, electrical kindling resulted in substantial alterations in unit firing characteristics and reorganization of cat auditory cortex...
  39. ncbi Stimulus dependence of spectro-temporal receptive fields in cat primary auditory cortex
    Pamela A Valentine
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Hear Res 196:119-33. 2004
    ..Comparison of the 20/s and 120/s stimuli showed that the resulting increase in inhibition was strongest in the center of the STRF...
  40. doi Effects of adaptation on spectrotemporal receptive fields in primary auditory cortex
    Martin Pienkowski
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Neuroreport 20:1198-203. 2009
    ..It also needs to be taken into account when comparing spectrotemporal receptive fields measured under adapted and nonadapted conditions...
  41. ncbi Intracortical microstimulation induced changes in spectral and temporal response properties in cat auditory cortex
    Pamela A Valentine
    Department of Psychology, University of Calgary, 2500 University Drive NW, Calgary, AB, Canada T2N 1N4
    Hear Res 183:109-25. 2003
    ..This suggests a lasting reduction in inhibition in a small region surrounding the ICMS site that allows expansion of the frequency range normally represented in the vicinity of the stimulation electrode...
  42. pmc Ringing ears: the neuroscience of tinnitus
    Larry E Roberts
    Department of Psychology, Neuroscience, and Behaviour, McMaster University, Hamilton, Ontario L8S 4K1, Canada
    J Neurosci 30:14972-9. 2010
    ..A brain network involving limbic and other nonauditory regions is active in tinnitus and may be driven when spectrotemporal information conveyed by the damaged ear does not match that predicted by central auditory processing...
  43. ncbi Comparison between local field potentials and unit cluster activity in primary auditory cortex and anterior auditory field in the cat
    Arnaud Norena
    Department of Physiology, Neuroscience Research Group, University of Calgary, 2500 University Drive N W, Calgary, AB, Canada
    Hear Res 166:202-13. 2002
    ..The sharper tuning curves for MU activity compared to those of LFP events are likely the result of intracortical inhibitory processes...
  44. ncbi Maturational delays in cortical evoked potentials in cochlear implant users
    J J Eggermont
    Department of Psychology, University of Calgary, Alberta, Canada
    Acta Otolaryngol 117:161-3. 1997
    ..It appears that maturation of P1 latency in normal and implanted children occurs at the same rate, but the time to maturity in implanted subjects is delayed by an amount approximately equal to the duration of deafness...
  45. ncbi Neural changes in cat auditory cortex after a transient pure-tone trauma
    Arnaud J Noreña
    Department of Physiology, Neuroscience Research Group, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    J Neurophysiol 90:2387-401. 2003
    ..The results suggest the involvement of both a decrease and an increase in inhibition. They are discussed in terms of changes in central inhibition and its implications for tonotopic map plasticity...
  46. ncbi Central tinnitus
    Jos J Eggermont
    Department of Physiology and Biophysics and Department of Psychology, University of Calgary, 2500 University Drive N W, Alta, T2N1N4, Calgary, Canada
    Auris Nasus Larynx 30:S7-12. 2003
    ..All long-standing tinnitus may thus be called central tinnitus, despite the fact that it is initiated by cochlear hearing loss or is localized to the hearing loss ear...
  47. doi Coupling of mesoscopic brain oscillations: recent advances in analytical and theoretical perspectives
    Calvin K Young
    Behavioural Neuroscience Group, Department of Psychology, University of Calgary, Calgary, AB, Canada
    Prog Neurobiol 89:61-78. 2009
    ..To achieve this, only the correct application of analytical tools may shed light on the intricacies of information representation, generation, binding, encoding, storage and retrieval in the brain...
  48. ncbi Power spectrum auditory brainstem response: novel approach to the evaluation of patients with unilateral auditory symptoms
    Joseph C Dort
    Department of Surgery and Community Health Sciences, University of Calgary, Calgary, AB, Canada
    J Otolaryngol Head Neck Surg 38:59-66. 2009
    ..This study presents our initial results using the power spectrum ABR (PSABR) as another tool in detecting patients at higher risk for AN...
  49. doi Intermittent exposure with moderate-level sound impairs central auditory function of mature animals without concomitant hearing loss
    Martin Pienkowski
    Department of Physiology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    Hear Res 261:30-5. 2010
    ..e., absolute threshold shifts). Our results have implications for occupational noise exposure standards, which presently may not prevent changes in central auditory function that cannot be detected on the standard behavioral audiogram...
  50. ncbi A Markov model for interspike interval distributions of auditory cortical neurons that do not show periodic firings
    Tatiana Britvina
    Departments of Physiology and Biophysics, and Psychology, University of Calgary, 2500 University Drive N W, Calgary, Alberta, Canada
    Biol Cybern 96:245-64. 2007
    ..This procedure can identify and track the influence of changing brain states on the single-unit firing patterns in experimental animals...
  51. ncbi The effect of MR scanner noise on auditory cortex activity using fMRI
    Carrie J Scarff
    Behavioural Neuroscience Research Group, Department of Psychology, University of Calgary, Calgary, Alberta, Canada
    Hum Brain Mapp 22:341-9. 2004
    ..These results demonstrate the direct effect of scanner noise and high-intensity tonal stimuli on measurements of auditory cortex tonotopy...
  52. ncbi Evaluating information transfer between auditory cortical neurons
    Boris Gourévitch
    Department of Physiology and Biophysics and Department of Psychology, University of Calgary, Calgary, Alberta, Canada
    J Neurophysiol 97:2533-43. 2007
    ..The normalized transfer entropy shows similarities and differences with the strength of cross-correlation; these form the basis for revisiting the neural assembly concept...
  53. pmc Effects of noise-induced hearing loss at young age on voice onset time and gap-in-noise representations in adult cat primary auditory cortex
    Naotaka Aizawa
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    J Assoc Res Otolaryngol 7:71-81. 2006
    ..This suggests that mild hearing loss acquired in early age may affect cortical temporal processing in adulthood...
  54. doi Spectrotemporal receptive fields in anesthetized cat primary auditory cortex are context dependent
    Boris Gourévitch
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alberta, Canada
    Cereb Cortex 19:1448-61. 2009
    ..We thus emphasize some aspects of context dependency of STRFs, that is, how the balance of inhibitory and excitatory inputs is able to shape the neural response from the spectral content of stimuli...
  55. ncbi Mild noise-induced hearing loss at young age affects temporal modulation transfer functions in adult cat primary auditory cortex
    Naotaka Aizawa
    Department of Physiology and Biophysics, University of Calgary, Calgary, Alta, Canada Department of Psychology, University of Calgary, Calgary, Alta, Canada
    Hear Res 223:71-82. 2007
    ..Effects of reduced central inhibition are visible in the broadening of frequency-tuning curves, and in the increased limiting rates for AMnoise...
  56. ncbi Effects of an acute acoustic trauma on the representation of a voice onset time continuum in cat primary auditory cortex
    Masahiko Tomita
    Departments of Physiology and Biophysics, and Psychology, Neuroscience Research Group, University of Calgary, 2500 University Drive N W, Calgary, Alta, Canada T2N 1N4
    Hear Res 193:39-50. 2004
    ..The present study is the first one in showing an impairment of the temporal resolution of neurons in AI caused by an acute acoustic trauma...
  57. ncbi A simple indicator of nonstationarity of firing rate in spike trains
    Boris Gourévitch
    Department of Physiology, University of Calgary, Calgary, Alta, Canada
    J Neurosci Methods 163:181-7. 2007
    ..This method is compared to the Mann-Kendall test of trend detection and the Runs test on simulated and real spike trains...
  58. ncbi Simultaneous 3-T fMRI and high-density recording of human auditory evoked potentials
    Carrie J Scarff
    Department of Psychology, University of Calgary, Calgary, Alberta, Canada, T2N 1N4
    Neuroimage 23:1129-42. 2004
    ..This suggests that 64 electrodes may be optimal for use in simultaneous recording of EEG and fMRI...
  59. doi Sound frequency representation in primary auditory cortex is level tolerant for moderately loud, complex sounds
    Martin Pienkowski
    Department of Psychology and Pharmacology, University of Calgary, Calgary, Alberta, Canada
    J Neurophysiol 106:1016-27. 2011
    ....
  60. ncbi Enriched acoustic environment after noise trauma abolishes neural signs of tinnitus
    Arnaud J Noreña
    Neurosciences and Sensory Systems Laboratory, UMR CNRS 5020, Universite Claude Bernard, Lyon, France
    Neuroreport 17:559-63. 2006
    ..This is interpreted as an absence of putative neural signs of tinnitus...
  61. ncbi Spectrally enhanced acoustic environment disrupts frequency representation in cat auditory cortex
    Arnaud J Noreña
    Neurosciences and Sensory Systems Laboratory, UMR Centre National de la Recherche Scientifique 5020, Universite Claude Bernard, Lyon, France
    Nat Neurosci 9:932-9. 2006
    ..We observed fewer than normal appropriately tuned short-latency responses to EAE frequencies, together with more common long-latency responses tuned to EAE-neighboring frequencies...
  62. pmc Differential ear effects of profound unilateral deafness on the adult human central auditory system
    Deepak Khosla
    HRL Laboratories, LLC, Malibu, CA 90265, USA
    J Assoc Res Otolaryngol 4:235-49. 2003
    ..Specifically, these changes were found only in those subjects affected by profound left ear unilateral deafness...
  63. ncbi Maturation of human central auditory system activity: the T-complex
    Inger Tonnquist-Uhlen
    Department of Audiology, Karolinska Hospital, Stockholm, Sweden
    Clin Neurophysiol 114:685-701. 2003
    ....
  64. ncbi What's to lose and what's to learn: development under auditory deprivation, cochlear implants and limits of cortical plasticity
    Andrej Kral
    Laboratory of Auditory Neuroscience, Department of Neurophysiology and Pathophysiology, University of Hamburg School of Medicine, Germany
    Brain Res Rev 56:259-69. 2007
    ..In consequence, the ability to learn is compromised in sensory deprivation, resulting in a sensitive period for recovery...
  65. doi Increasing spectrotemporal sound density reveals an octave-based organization in cat primary auditory cortex
    Arnaud J Noreña
    Integrative and Adaptive Neurobiology Laboratory, Unité Mixte de Recherche 6149, Université de Provence Centre National de la Recherche Scientifique, Centre St Charles, 13331 Marseille Cedex 03, France
    J Neurosci 28:8885-96. 2008
    ..Plausibly, the over-representation may be a functional correlate of the periodic pattern of corticocortical connections observed along the tonotopic axis of cat auditory cortex...
  66. ncbi Maturation of human central auditory system activity: separating auditory evoked potentials by dipole source modeling
    Curtis Ponton
    Electrophysiology Laboratory, House Ear Institute, 2100 West Third Street, Los Angeles, CA 90057, USA
    Clin Neurophysiol 113:407-20. 2002
    ..Thus, the purpose of this study was to evaluate central auditory system maturation based dipole modeling of multi-electrode long-latency AEPs recordings...
  67. ncbi Enriched acoustic environment after noise trauma reduces hearing loss and prevents cortical map reorganization
    Arnaud J Noreña
    Neurosciences and Sensory Systems Laboratory, Unité Mixte de Recherche Centre National de la Recherche Scientifique 5020, Universite Claude Bernard, 69366 Lyon, Cedex 7, France
    J Neurosci 25:699-705. 2005
    ..This finding has implications for the treatment of hearing disorders, such as tinnitus, that have been linked to cortical tonotopic map reorganization...