Genomes and Genes
visual evoked potentials
Summary: The electric response evoked in the cerebral cortex by visual stimulation or stimulation of the visual pathways.
Publications354 found, 100 shown here
- Speed of processing in the human visual systemS Thorpe
Centre de Recherche Cerveau and Cognition, Toulouse, France
Nature 381:520-2. 1996..ERP analysis revealed a frontal negativity specific to no-go trials that develops roughly 150 ms after stimulus onset. We conclude that the visual processing needed to perform this highly demanding task can be achieved in under 150 ms...
- Cortical sources of the early components of the visual evoked potentialFrancesco Di Russo
Department of Neurosciences, UCSD, La Jolla, California 92093 0608, USA
Hum Brain Mapp 15:95-111. 2002..These findings clarify the anatomical origin of these VEP components, which have been studied extensively in relation to visual-perceptual processes...
- The time course of visual processing: from early perception to decision-makingR VanRullen
Centre de Recherche Cerveau et Cognition, France
J Cogn Neurosci 13:454-61. 2001..Although average ERP responses reflect the visual category of the stimulus shortly after visual processing has begun (e.g. 75-80 msec), this difference is not correlated with the subject's behavior until 150 msec poststimulus...
- ISCEV standard for clinical visual evoked potentials (2009 update)J Vernon Odom
West Virginia University Eye Institute, Morgantown, WV 26506 9193, USA
Doc Ophthalmol 120:111-9. 2010b>Visual evoked potentials (VEPs) can provide important diagnostic information regarding the functional integrity of the visual system. This document updates the ISCEV standard for clinical VEP testing and supersedes the 2004 standard...
- LFP power spectra in V1 cortex: the graded effect of stimulus contrastJ Andrew Henrie
Center for Neural Science, New York University, 4 Washington Place, Rm 809, New York, New York 10003, USA
J Neurophysiol 94:479-90. 2005....
- Predicting the orientation of invisible stimuli from activity in human primary visual cortexJohn Dylan Haynes
Wellcome Department of Imaging Neuroscience, Institute of Neurology, University College London, 12 Queen Square, London WC1N 3BG, UK
Nat Neurosci 8:686-91. 2005..Our findings show that conventional fMRI can be used to reveal feature-selective processing in human cortex, even for invisible stimuli...
- Event-related brain potentials distinguish processing stages involved in face perception and recognitionM Eimer
Department of Experimental Psychology, University of Cambridge, Downing Street, Cambridge, UK
Clin Neurophysiol 111:694-705. 2000..An event-related brain potential (ERP) study investigated how different processing stages involved in face identification are reflected by ERP modulations, and how stimulus repetitions and attentional set influence such effects...
- Emotional and semantic networks in visual word processing: insights from ERP studiesJohanna Kissler
Department of Psychology, University of Konstanz, P O Box D25, D 78457 Konstanz, Germany
Prog Brain Res 156:147-83. 2006..Mapping the interplay between cortical and subcortical mechanisms that give rise to amplified cortical responses to emotional words will be of highest priority for future research...
- Visual evoked potentials, heart rate responses and memory to emotional pictorial stimuliD Palomba
Department of General Psychology, University of Padova, Italy
Int J Psychophysiol 27:55-67. 1997..The influence of pleasant, unpleasant, and neutral photographic slides on visual evoked potentials (VEPs), heart rate responses, and free recall, was investigated in 20 normal subjects...
- Mapping implied body actions in the human motor systemCosimo Urgesi
Dipartimento di Scienze Neurologiche e della Visione, Sezione di Fisiologia Umana, Universita di Verona, I 37134 Verona, Italy
J Neurosci 26:7942-9. 2006..The absence of motor evoked potential modulation during observation of end posture stimuli may indicate that the observation-execution matching system is preferentially activated by implied, ongoing but not yet completed actions...
- Visual evoked potentials modulation during direct current cortical polarizationNeri Accornero
Department of Neurological Sciences, University of Rome La Sapienza, Viale Regina Elena 336, 00161 Rome, Italy
Exp Brain Res 178:261-6. 2007..The effects of anodal and cathodal polarization remain controversial. We studied changes in visual evoked potentials (VEPs) during and after anodal and cathodal tDCS by applying, in healthy volunteers, 1 mA polarization ..
- Attention induces synchronization-based response gain in steady-state visual evoked potentialsYee Joon Kim
Department of Psychology and Institute for Neuroscience, Northwestern University, 2029 Sheridan Road, Evanston, Illinois 60208, USA
Nat Neurosci 10:117-25. 2007..We monitored frequency-tagged steady-state visual evoked potentials (SSVEPs) in humans and found that voluntary sustained attention multiplicatively increased stimulus-..
- Visual evoked potentials standard (2004)J Vernon Odom
West Virginia University Eye Institute, Morgantown, WV 26506 9193, USA
Doc Ophthalmol 108:115-23. 2004
- Event related potentials to emotional adjectives during readingCornelia Herbert
Department of Psychology, University of Konstanz, Konstanz, Germany
Psychophysiology 45:487-98. 2008..Initially, emotional arousal drives attention capture (EPN). Healthy subjects may have a natural bias toward pleasant information facilitating late ERPs (N400, LPP) to pleasant adjectives as well as their superior recall...
- Structural encoding and recognition of biological motion: evidence from event-related potentials and source analysisDaniel Jokisch
Institute of Cognitive Neuroscience, Ruhr University Bochum, Universitatsstr 150, D 44780 Bochum, Germany
Behav Brain Res 157:195-204. 2005....
- Cortical neurophysiology of anticipatory anxiety: an investigation utilizing steady state probe topography (SSPT)M Gray
Neuropsychopharmacology Laboratory, Brain Sciences Institute, Swinburne University of Technology, 400 Burwood Road Hawthorn 3122, Victoria, Australia
Neuroimage 20:975-86. 2003....
- Multifocal VEP and ganglion cell damage: applications and limitations for the study of glaucomaDonald C Hood
Department of Psychology, Columbia University, New York, NY 10027 7004, USA
Prog Retin Eye Res 22:201-51. 2003With the multifocal technique, visual evoked potentials (VEPs) can be recorded simultaneously from many regions of the visual field in a matter of minutes...
- Temporal characterization of the neural correlates of perceptual decision making in the human brainMarios G Philiastides
Laboratory for Intelligent Imaging and Neural Computing, Department of Biomedical Engineering, Columbia University, New York, NY 10027, USA
Cereb Cortex 16:509-18. 2006..These findings demonstrate a temporal evolution of component activity indicative of an evidence accumulation process which begins after early visual perception and has a processing time that depends on the strength of the evidence...
- Object selectivity of local field potentials and spikes in the macaque inferior temporal cortexGabriel Kreiman
McGovern Institute for Brain Research, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
Neuron 49:433-45. 2006..These observations imply that inputs to IT neurons convey selectivity for complex shapes and that such input may have an underlying organization spanning several millimeters...
- Induced visual illusions and gamma oscillations in human primary visual cortexPeyman Adjamian
The Wellcome Trust Laboratory for MEG Studies, Neurosciences Research Institute, Aston University, Birmingham, UK
Eur J Neurosci 20:587-92. 2004..We show that gamma band activity in V1 is a narrow band function of spatial frequency. We hypothesize that the intrinsic properties of gamma oscillations may underlie visual discomfort and play a role in the onset of seizures...
- On the functional significance of Novelty-P3: facilitation by unexpected novel soundsIria SanMiguel
Institute for Brain, Cognition and Behavior IR3C, University of Barcelona, Barcelona, Spain
Biol Psychol 83:143-52. 2010..We suggest that the NP3 is a complex signal that comprises alerting, orienting and executive control processes triggered by the unexpected stimulus...
- Automatic gain control contrast mechanisms are modulated by attention in humans: evidence from visual evoked potentialsF Di Russo
IRCCS Fondazione S. Lucia, Rome, Italy
Vision Res 41:2435-47. 2001This study investigated the effect of attention on the contrast response curves of steady-state visual evoked potentials (VEPs) to counter-phased sinusoidal gratings...
- Visual modulation of neurons in auditory cortexChristoph Kayser
Max Planck Institute for Biological Cybernetics, Spemannstrasse 38, 72076 Tubingen, Germany
Cereb Cortex 18:1560-74. 2008..These neurons thus meet the criteria for sensory integration and provide the auditory modality with multisensory contextual information about co-occurring environmental events...
- Hemodynamic signals correlate tightly with synchronized gamma oscillationsJörn Niessing
Max Planck Institute for Brain Research, 60528 Frankfurt M, Germany
Science 309:948-51. 2005..These oscillations increase with the synchrony of synaptic events, which suggests a close correlation between hemodynamic responses and neuronal synchronization...
- Towards an independent brain-computer interface using steady state visual evoked potentialsBrendan Z Allison
GSU BrainLab, Computer Information Systems Department, Georgia State University, Atlanta, GA 30303, USA
Clin Neurophysiol 119:399-408. 2008Brain-computer interface (BCI) systems using steady state visual evoked potentials (SSVEPs) have allowed healthy subjects to communicate...
- The time course of cortical facilitation during cued shifts of spatial attentionM M Muller
Department of Psychology, University of Konstanz, Germany
Nat Neurosci 1:631-4. 1998..Steady-state visual evoked potentials (SSVEPs) were recorded to rapidly flickering lights at attended and unattended locations, and variations ..
- Studies of human visual pathophysiology with visual evoked potentialsShozo Tobimatsu
Department of Clinical Neurophysiology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
Clin Neurophysiol 117:1414-33. 2006b>Visual evoked potentials (VEPs) offer reproducible and quantitative data on the function of the visual pathways and the visual cortex...
- Multiple channel detection of steady-state visual evoked potentials for brain-computer interfacesOla Friman
Institute of Automation, University of Bremen, Otto Hahn Allee 1, 28359 Bremen, Germany
IEEE Trans Biomed Eng 54:742-50. 2007In this paper, novel methods for detecting steady-state visual evoked potentials using multiple electroencephalogram (EEG) signals are presented...
- Steady state visually evoked potential (SSVEP) topography in a graded working memory taskR B Silberstein
Brain Sciences Institute, Swinburne University of Technology, Melbourne, Australia
Int J Psychophysiol 42:219-32. 2001..Such cortico-cortico and thalamo-cortical loops are also proposed to constitute a neurophysiological mechanism for holding information in working memory...
- Effects of repetitive transcranial magnetic stimulation on visual evoked potentials in migraineV Bohotin
Department of Neurology, University of Liege, Liege, Belgium
Brain 125:912-22. 2002..We have studied the changes in visual cortex excitability by recording pattern-reversal visual evoked potentials (PR-VEP) after low- and high-frequency repetitive transcranial magnetic stimulation (rTMS), known ..
- Re-entrant projections modulate visual cortex in affective perception: evidence from Granger causality analysisAndreas Keil
NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL, USA
Hum Brain Mapp 30:532-40. 2009..Granger causality analysis was conducted on steady-state visual evoked potentials elicited by emotionally arousing pictures flickering at a rate of 10 Hz...
- Parallel and serial neural mechanisms for visual search in macaque area V4Narcisse P Bichot
Laboratory of Neuropsychology, National Institute of Mental Health NIMH, National Institutes of Health, Bethesda, MD 20892, USA
Science 308:529-34. 2005..Thus, serial and parallel mechanisms of response enhancement and neural synchrony work together to identify objects in a scene...
- Parvocellular and magnocellular contributions to the initial generators of the visual evoked potential: high-density electrical mapping of the "C1" componentJohn J Foxe
Program in Cognitive Neuroscience, Department of Psychology, The City College of the City University of New York, New York, NY 10031, USA
Brain Topogr 21:11-21. 2008..For example, it is plausible that spatial attention mechanisms could operate primarily through the M system and that as such C1 may not always represent an adequate dependent measure in such studies...
- Dynamic changes of cognitive habituation and serotonin metabolism during the migraine intervalS Evers
Department of Neurology, University of Munster, Germany
Cephalalgia 19:485-91. 1999..This phenomenon cannot be attributed to serotonergic transmission. In patients with regular changes of cognitive habituation before the migraine attack, it might be possible to predict the attack by analysing ERPs...
- Effects of spatial selective attention on the steady-state visual evoked potential in the 20-28 Hz rangeM M Muller
Department of Psychology, University of Konstanz, D 78434 Konstanz, Germany
Brain Res Cogn Brain Res 6:249-61. 1998Steady-state visual evoked potentials (SSVEPs) were recorded from the scalp of subjects who attended to a flickering LED display in one visual field while ignoring a similar display (flickering at a different frequency) in the opposite ..
- Time course of competition for visual processing resources between emotional pictures and foreground taskMatthias M Müller
Institut fur Psychologie I, Universitat Leipzig, Seeburgstr 14 20, D 04103 Leipzig, Germany
Cereb Cortex 18:1892-9. 2008..Steady-state visual evoked potentials (SSVEPs) were recorded to rapidly flickering squares superimposed upon neutral and emotionally high-..
- Steady-state visual evoked potentials: distributed local sources and wave-like dynamics are sensitive to flicker frequencyRamesh Srinivasan
Department of Cognitive Sciences, University of California, Irvine, 92617, USA
Brain Topogr 18:167-87. 2006Steady-state visual evoked potentials (SSVEPs) are used in cognitive and clinical studies of brain function because of excellent signal-to-noise ratios and relative immunity to artifacts...
- Context influences early perceptual analysis of faces--an electrophysiological studyRuthger Righart
Department of Psychology, Cognitive and Affective Neurosciences Laboratory, Tilburg University, 5000 LE Tilburg, The Netherlands
Cereb Cortex 16:1249-57. 2006..These findings suggest that the context in which a face appears may influence how it is encoded...
- Preparatory set associated with pro-saccades and anti-saccades in humans investigated with event-related FMRIJoseph F X DeSouza
Department of Physiology, University of Western Ontario, London, Ontario N6A 5C1, Canada
J Neurophysiol 89:1016-23. 2003..This finding suggests that the increased cortical activation found in previous blocked designs originates predominately from differences in preparatory set and not from differences in the motor signal between pro- and anti-saccades...
- Electrophysiological correlates of visual adaptation to faces and body parts in humansGyula Kovacs
Department of Cognitive Science, Budapest University of Technology and Economics, Budapest, H 1111, Hungary
Cereb Cortex 16:742-53. 2006..Our findings suggest that shape-selective adaptation is a general mechanism of visual object processing and its neural effects are primarily reflected in the N170 component of the ERP responses...
- Steady-state visual evoked potentials and travelling wavesG R Burkitt
Brain Sciences Institute, Swinburne University of Technology, Hawthorn, Melbourne, Australia
Clin Neurophysiol 111:246-58. 2000..This study examines stimulus evoked changes in the SSVEP phase topography and the putative role of travelling waves...
- Low-frequency local field potentials and spikes in primary visual cortex convey independent visual informationAndrei Belitski
Max Planck Institute for Biological Cybernetics, D 72076 Tubingen, Germany
J Neurosci 28:5696-709. 2008....
- The effects of prenatal exposure to buprenorphine or methadone on infant visual evoked potentialsJustine N Whitham
Discipline of Paediatrics, School of Paediatrics and Reproductive Health, The University of Adelaide, Australia
Neurotoxicol Teratol 32:280-8. 2010..Infant neurological development was assessed by measuring latency of pattern reversal visual evoked potentials (VEP)...
- A primer on motion visual evoked potentialsSven P Heinrich
Sektion Funktionelle Sehforschung, Universitats Augenklinik, Freiburg, Germany
Doc Ophthalmol 114:83-105. 2007Motion visual evoked potentials (motion VEPs) have been used since the late 1960s to investigate the properties of human visual motion processing, and continue to be a popular tool with a possible future in clinical diagnosis...
- Alterations of visual evoked potentials in preschool Inuit children exposed to methylmercury and polychlorinated biphenyls from a marine dietDave Saint-Amour
Departement d Ophtalmologie, CHU Sainte Justine, 3175, Cote Sainte Catherine, Montreal, Que, Canada H3T 1C5
Neurotoxicology 27:567-78. 2006..Relationships between contaminants and pattern-reversal visual evoked potentials (VEPs) were assessed by multivariate regression analyses, taking into account several potential ..
- An online brain-computer interface using non-flashing visual evoked potentialsTao Liu
Department of Biomedical Engineering, School of Medicine, Tsinghua University, Beijing 100084, People s Republic of China
J Neural Eng 7:036003. 2010Not until recently have motion-onset visual evoked potentials (mVEPs) been explored as a modality for brain-computer interface (BCI) applications...
- Assessing visual pathway function in multiple sclerosis patients with multifocal visual evoked potentialsMichal Laron
University of Houston, College of Optometry, Houston, TX, USA
Mult Scler 15:1431-41. 2009Multifocal visual evoked potentials provide a topographic measure of visual response amplitude and latency...
- Putting spatial attention on the map: timing and localization of stimulus selection processes in striate and extrastriate visual areasA Martinez
Department of Radiology, University of California, San Diego, La Jolla, CA 92093 8756, USA
Vision Res 41:1437-57. 2001..This finding is in line with hypotheses that V1 activity may be modulated by delayed, reentrant feedback from higher visual areas...
- Electrical responses reveal the temporal dynamics of brain events during involuntary attention switchingC Escera
Neurodynamics Laboratory, Department of Psychiatry and Clinical Psychobiology, University of Barcelona, P Vall Hebron 171, E 08035 Barcelona, Catalonia, Spain
Eur J Neurosci 14:877-83. 2001....
- Auditory-visual integration during multimodal object recognition in humans: a behavioral and electrophysiological studyM H Giard
INSERM U280, 151, cours Albert Thomas, F 69424 Lyon Cedex 03, France
J Cogn Neurosci 11:473-90. 1999....
- Spatial attention modulates initial afferent activity in human primary visual cortexSimon P Kelly
The Cognitive Neurophysiology Laboratory, Nathan S Kline Institute for Psychiatric Research, Program in Cognitive Neuroscience and Schizophrenia, 140 Old Orangeburg Road, Orangeburg, NY 10962, USA
Cereb Cortex 18:2629-36. 2008..This finding demonstrates that at the very moment that visual information first arrives in cortex, it is already being shaped by the brain's attentional biases...
- Early and late components of visual categorization: an event-related potential studyA Antal
Department of Physiology, Albert Szent Gyorgyi Medical University, POB 1192, H 6720, Szeged, Hungary
Brain Res Cogn Brain Res 9:117-9. 2000..In the DT, spatial frequency gratings evoked only a short-duration difference N1 at the frontal sites. Our results suggest that N1 may be related to higher-level categorization processes...
- Functional source separation improves the quality of single trial visual evoked potentials recorded during concurrent EEG-fMRICamillo Porcaro
School of Psychology, University of Birmingham, Birmingham, UK
Neuroimage 50:112-23. 2010..A reversing checkerboard stimulus was used to generate visual evoked potentials (VEPs) in healthy control subjects...
- Steady-state visual evoked potentials reveal frontally-mediated working memory activity in humansWilliam M Perlstein
Department of Clinical and Health Psychology, University of Florida, Gainesville, FL 32610, USA
Neurosci Lett 342:191-5. 2003Steady-state visual evoked potentials (SSVEPs) reflect power changes at the stimulus driving frequency and have been used to assess brain activity reflecting cognitive processing...
- Cellular mechanisms of long-lasting adaptation in visual cortical neurons in vitroM V Sanchez-Vives
Section of Neurobiology, Yale University School of Medicine, New Haven, Connecticut 06510, USA
J Neurosci 20:4286-99. 2000....
- Adaptation dynamics in pattern-reversal visual evoked potentialsS P Heinrich
Elektrophysiologisches Labor, Univ.-Augenklinik Freiburg, Germany
Doc Ophthalmol 102:141-56. 2001..N1 and P1 amplitudes did not show significant differential effects. N2 amplitude was reduced by 73% in the standard condition whereas P1 peak time increased slightly but significantly (3.2 ms)...
- The influence of cognitive tasks on different frequencies steady-state visual evoked potentialsZhenghua Wu
Center of Neuroinformatics, School of Life Science and Technology, University of Electronic Science and Technology of China, Chengdu 610054, China
Brain Topogr 20:97-104. 2007..These results suggest that the same cognitive task affects the different frequency SSVEP in a similar way, and the low frequency flicker is a better choice than the high frequency one in such as working memory study...
- Stages of processing in face perception: an MEG studyJia Liu
Department of Brain and Cognitive Sciences, NE20 443, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
Nat Neurosci 5:910-6. 2002..These data suggest that face processing proceeds through two stages: an initial stage of face categorization, and a later stage at which the identity of the individual face is extracted...
- Cholinergic pairing with visual activation results in long-term enhancement of visual evoked potentialsJun Il Kang
Ecole d Optometrie, Universite de Montreal, Montreal, Quebec, Canada
PLoS ONE 4:e5995. 2009..In the present study we analyzed visual evoked potentials (VEPs) in V1 of rats during a 4-8 h period after coupling visual stimulation to an intracortical ..
- The mouse model of Down syndrome Ts65Dn presents visual deficits as assessed by pattern visual evoked potentialsJonah Jacob Scott-McKean
Department of Medicine, University of Colorado School of Medicine, Aurora, Colorado 80045, USA
Invest Ophthalmol Vis Sci 51:3300-8. 2010..Quantitative information was generated about visual function in the Ts65Dn mouse by investigating their visual capabilities by means of electroretinography (ERG) and patterned visual evoked potentials (pVEPs).
- Decoding the visual and subjective contents of the human brainYukiyasu Kamitani
ATR Computational Neuroscience Laboratories, 2 2 2 Hikaridai, Keihanna Science City, Kyoto 619 0288, Japan
Nat Neurosci 8:679-85. 2005..Our approach provides a framework for the readout of fine-tuned representations in the human brain and their subjective contents...
- Retinal functional development is sensitive to environmental enrichment: a role for BDNFS Landi
Laboratorio di Neurobiologia, Scuola Normale Superiore c o Istituto di Neuroscienze del CNR, Via G Moruzzi, 1, 56100 Pisa, Italy
FASEB J 21:130-9. 2007..Thus, EE controls the development of retinal circuitry, and this action depends on retinal BDNF expression...
- Neural processes associated with antisaccade task performance investigated with event-related FMRIKristen A Ford
Department of Psychology, University of Western Ontario, London, Canada
J Neurophysiol 94:429-40. 2005..Error antisaccades showed a larger activation in the ACC during the stimulus-response period compared with correct antisaccades...
- Exploring the temporal dynamics of the spatial working memory n-back task using steady state visual evoked potentials (SSVEP)Kathryn A Ellis
Brain Sciences Institute, Swinburne University of Technology, Melbourne, Australia
Neuroimage 31:1741-51. 2006..during the spatial n-back task using steady state probe topography (SSPT) to record cortical steady state visual evoked potentials (SSVEPs) at 64 scalp locations. Twenty healthy male volunteers participated in the study...
- Neurophysiological correlates of face gender processing in humansY Mouchetant-Rostaing
INSERM U280, 151, cours Albert Thomas, 69424 Lyon Cedex 03, France
Eur J Neurosci 12:303-10. 2000..This later effect might be related to attention-based gender categorization or to a more general categorization activity...
- Sparse estimation automatically selects voxels relevant for the decoding of fMRI activity patternsOkito Yamashita
ATR Computational Neuroscience Laboratories, Japan
Neuroimage 42:1414-29. 2008..We conclude that SLR provides a robust method for fMRI decoding and can also serve as a stand-alone tool for voxel selection...
- An ERP study of change detection, change blindness, and visual awarenessMika Koivisto
Centre for Cognitive Neuroscience, University of Turku, Finland
Psychophysiology 40:423-9. 2003..We suggest that the earlier negativity is associated with a change in the content of visual awareness, whereas the later positivity may reflect more global processes needed in decision making and action planning...
- The effect of spatial attention on contrast response functions in human visual cortexGiedrius T Buracas
The Salk Institute, La Jolla, California 92037, USA
J Neurosci 27:93-7. 2007..This inconsistency with previous single-unit electrophysiological data has implications for the population-based neuronal source of the BOLD signal...
- Face processing stages: impact of difficulty and the separation of effectsMarianne Latinus
Centre de Recherche Cerveau et Cognition, CNRS Université Paul Sabatier, UMR5549, Faculte de Medecine de Rangueil, 31062 Toulouse Cedex 9, France
Brain Res 1123:179-87. 2006....
- Normal and abnormal face selectivity of the M170 response in developmental prosopagnosicsAlison M Harris
Vision Science Laboratory, Department of Psychology, Harvard University, Cambridge, MA 02138, USA
Neuropsychologia 43:2125-36. 2005..While the presence of face selectivity at these neurophysiological markers is insufficient for predicting normal behavioral performance with faces, it could help to distinguish different classes of face recognition deficits...
- Contrast sensitivity in human visual areas and its relationship to object recognitionGalia Avidan
The Interdisciplinary Center for Neural Computation, Israel
J Neurophysiol 87:3102-16. 2002..These results further stress the hierarchical and gradual nature of the transition from early retinotopic areas to high order ones, in the build-up of abstract object representations...
- Attentional modulation of SSVEP power depends on the network tagged by the flicker frequencyJian Ding
Department of Cognitive Sciences, University of California, Irvine, Irvine, CA 92697 5100, USA
Cereb Cortex 16:1016-29. 2006..Thus, whether attention to a flicker stimulus increases or decreases SSVEP amplitude and phase locking depends on which of two cortical networks, which have distinct spatial and dynamic properties, is selected by the flicker frequency...
- Early face processing specificity: it's in the eyes!Roxane J Itier
Rotman Research Institute, Baycrest Centre, Toronto, Canada
J Cogn Neurosci 19:1815-26. 2007..This dynamic response modulation accounts for the N170 variations reported in the literature. The eyes may be central to what makes faces so special...
- Stepwise emergence of the face-sensitive N170 event-related potential componentBoutheina Jemel
Service de Recherche, Hôpital Rivière des Prairies, and Centre de Recherche Fernand Seguin, 7070 Blv Perras, Montréal Qc HAE 1A4, Canada
Neuroreport 14:2035-9. 2003..In addition, the N170/VPP association supports the view that they reflect the same processes operating when viewing faces...
- Modulation of V1 activity by shape: image-statistics or shape-based perception?Serge O Dumoulin
McGill Vision Research Unit, Department of Ophthalmology, McGill University, Montreal, Canada
J Neurophysiol 95:3654-64. 2006..We find that these V1 modulations to shape change are correlated with low-level changes in orientation contrast rather than shape perception per se...
- Effect of spatial attention on stimulus-specific haemodynamic repetition effectsR N Henson
MRC Cognition and Brain Sciences Unit, 15 Chaucer Road, Cambridge, England, UK
Neuroimage 35:1317-29. 2007..This suggests that attention is necessary for both the acquisition and expression of the neural mechanisms that underlie repetition suppression, at least over the lags of 2-16 intervening trials used here...
- Adaptation: from single cells to BOLD signalsBart Krekelberg
Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ 07102, USA
Trends Neurosci 29:250-6. 2006..However, network responses in general and adaptation in particular are more complex than is often assumed, and an unequivocal interpretation of fMRIa results can be achieved only with great care...
- Rapid adaptation in visual cortex to the structure of imagesJ R Muller
Center for Visual Science and Department of Brain and Cognitive Sciences, University of Rochester, Rochester, NY 14627, USA
Science 285:1405-8. 1999..Thus, if successive fixations expose neurons' receptive fields to images with similar but not identical structure, adaptation will remove correlations and improve discriminability...
- Visual evoked potentials in infants of diabetic mothers: relations to clinical and metabolic status during pregnancy and deliveryM Brinciotti
Department of Child Neuropsychiatry and Rehabilitation Sciences, Faculty of Medicine I, Sapienza Rome University, Via dei Sabelli, 108, 00185 Rome, Italy
Clin Neurophysiol 120:563-8. 2009To evaluate Visual Evoked Potentials (VEPs) and psychomotor development of infants of diabetic mothers (IDMs) in relation to clinical and metabolic data during pregnancy and delivery.
- Reduced functional connectivity in visual evoked potentials in children with autism spectrum disorderJ R Isler
Department of Pediatrics, Columbia University, New York, NY 10032, USA
Clin Neurophysiol 121:2035-43. 2010..An analysis of EEG synchrony between homologous early visual areas tested the hypothesis that interhemispheric functional connectivity during visual stimulation is reduced in children with autism compared to controls...
- Electrophysiological and haemodynamic correlates of face perception, recognition and primingR N Henson
Institute of Cognitive Neuroscience, Institute of Neurology, University College London, 17 Queen Square, London WC1N 3AR, UK
Cereb Cortex 13:793-805. 2003..These data support a multi-component model of face-processing, with priming arising from more than one stage...
- Event-related brain potentials in the study of visual selective attentionS A Hillyard
Department of Neurosciences, 0608, University of California at San Diego, La Jolla, CA 92093 0608, USA
Proc Natl Acad Sci U S A 95:781-7. 1998..The processing of nonspatial features seems to be contingent upon the prior selection of location, consistent with early selection theories of attention and with the hypothesis that spatial attention is "special."..
- Impairments in generation of early-stage transient visual evoked potentials to magno- and parvocellular-selective stimuli in schizophreniaIsaac Schechter
Nathan Kline Institute, Program in Cognitive Neuroscience and Schizophrenia, Orangeburg, NY 10962, USA
Clin Neurophysiol 116:2204-15. 2005..normal volunteers first to evaluate relative contributions of M and P systems to specific tVEP components in schizophrenia and, second, to evaluate integrity of early M and P processing in schizophrenia...
- Induction of long-lasting changes of visual cortex excitability by five daily sessions of repetitive transcranial magnetic stimulation (rTMS) in healthy volunteers and migraine patientsA Fumal
Department of Neurology, University of Liege, Belgium
Cephalalgia 26:143-9. 2006..1 Hz repetitive transcranial magnetic stimulation (rTMS) over the visual cortex induces dishabituation of visual evoked potentials (VEPs) on average for 30 min, while in migraineurs one session of 10 Hz rTMS replaces the abnormal VEP ..
- Effects of emotional arousal in the cerebral hemispheres: a study of oscillatory brain activity and event-related potentialsA Keil
Department of Psychology, University of Konstanz, D 78434, Konstanz, Germany
Clin Neurophysiol 112:2057-68. 2001..The present study aimed at examining the time course and topography of oscillatory brain activity and event-related potentials (ERPs) in response to laterally presented affective pictures...
- The artificial silicon retina microchip for the treatment of vision loss from retinitis pigmentosaAlan Y Chow
Optobionics Corporation, Naperville, Illinois, USA
Arch Ophthalmol 122:460-9. 2004..To determine the safety and efficacy of the artificial silicon retina (ASR) microchip implanted in the subretinal space to treat vision loss from retinitis pigmentosa...
- Visual field defects and multifocal visual evoked potentials: evidence of a linear relationshipDonald C Hood
Department of Psychology, 405 Schermerhorn, Columbia University, New York, NY 10027, USA
Arch Ophthalmol 120:1672-81. 2002To determine the relationship between spatially localized multifocal visual evoked potentials (mfVEPs) and Humphrey visual fields (HVFs) in patients with unilateral field defects.
- Timing of the brain events underlying access to consciousness during the attentional blinkClaire Sergent
Institut National de la Santé et de la Recherche Médicale Unité 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, 4, place du General Leclerc, 91401 Orsay Cedex, France
Nat Neurosci 8:1391-400. 2005..Thus, we suggest that the transition toward access to consciousness relates to the optional triggering of a late wave of activation that spreads through a distributed network of cortical association areas...
- Fish oil supplementation improves visual evoked potentials in children with phenylketonuriaS Beblo
Division of Metabolic Diseases and Nutrition, Dr. von Haunersches Kinderspital, Munich, Germany
Neurology 57:1488-91. 2001b>Visual evoked potentials (VEP) were measured in 36 patients with early-treated phenylketonuria (PKU; aged 1 to 11 years) and good metabolic control before and after supplementation with omega-3 long-chain polyunsaturated fatty acids (LC-..
- Electrophysiological analysis of cortical mechanisms of selective attention to high and low spatial frequenciesA Martinez
Department of Radiology, University of California, San Diego, La Jolla, CA 92093 8756, USA
Clin Neurophysiol 112:1980-98. 2001..This study investigated whether short-latency (<100ms) event-related potential (ERP) components were modulated during attention to spatial frequency (SF) cues...
- Local field potential in cortical area MT: stimulus tuning and behavioral correlationsJing Liu
Howard Hughes Medical Institute and Department of Neurobiology, Stanford University School of Medicine, Stanford, California 94305 5125, USA
J Neurosci 26:7779-90. 2006..It remains to be determined how LFP choice probability, which is a temporal signature, is related to conventional choice probability effects observed in spike rates...
- Optical coherence tomography is less sensitive than visual evoked potentials in optic neuritisR T Naismith
Department of Neurology, Washington University, St Louis, MO 63110, USA
Neurology 73:46-52. 2009....
- Short- and long-term effects of cholinergic modulation on gamma oscillations and response synchronization in the visual cortexRosa Rodriguez
Department of Neurophysiology, Max Planck Institute for Brain Research, D 60528 Frankfurt Main, Germany
J Neurosci 24:10369-78. 2004....
- Comparison between the lambda response of eye-fixation-related potentials and the P100 component of pattern-reversal visual evoked potentialsKoji Kazai
Department of Psychology, Kwansei Gakuin University, Nishinomiya, Hyogo, Japan
Cogn Affect Behav Neurosci 3:46-56. 2003..However, the peak latency of the lambda response was shorter than that of P100. The saccades in the EFRP trial were considered to be the cause of the difference...
- Cross-modal interactions between audition, touch, and vision in endogenous spatial attention: ERP evidence on preparatory states and sensory modulationsMartin Eimer
Department of Psychology, Bickbeck College, University of London, London, UK
J Cogn Neurosci 14:254-71. 2002..When audition was relevant, visual ERPs, but not tactile ERPs, were affected by spatial attention, indicating that touch can be decoupled from cross-modal attention when task-irrelevant...
- The effect of eccentricity on the contrast response function of multifocal visual evoked potentials (mfVEPs)Michal Laron
College of Optometry, University of Houston, 505 J Davis Armistead Bldg, Houston, TX 77204 2020, USA
Vision Res 49:1711-6. 2009..Mean latency increased 6 (+/-0.7 SE) ms from the highest to the lowest contrast tested, and did not vary significantly with eccentricity...
- The effect of Helicobacter pylori eradication on gastric juice and blood ammonia concentrations and on visual evoked potentials in cirrhoticsL Demirturk
Department of Gastroenterology, G A T A Haydarapaşa Training Hospital, Istanbul, Turkey
Helicobacter 6:325-30. 2001..The aim of this study was to investigate the effect of H. pylori eradication on blood and gastric juice ammonia levels and on visual evoked potential (VEP) recordings in cirrhotic patients...
- Visual evoked potentials in differential diagnosis of multiple sclerosis and neurobehcet's diseaseHande Turker
Department of Neurology, Ondokuz Mayis University, Faculty of Medicine, Samsun, Turkey
Tohoku J Exp Med 216:109-16. 2008..05). Therefore, P100 amplitude measured from peak to peak seems to be more reliable and thus should be used in the differential diagnosis of MS and NB...
- Misrouting of the optic nerves in albinism: estimation of the extent with visual evoked potentialsMichael B Hoffmann
Visual Processing Laboratory, Universitats Augenklinik, Magdeburg, Germany
Invest Ophthalmol Vis Sci 46:3892-8. 2005..In human albinism a part of the temporal retina projects abnormally to the contralateral hemisphere. An objective VEP procedure to quantify the extent of the abnormality was devised...
- Contrast response of temporally sparse dichoptic multifocal visual evoked potentialsTed Maddess
Centre for Visual Sciences, Research School of Biological Sciences, Australian National University, Canberra, Australia
Vis Neurosci 22:153-62. 2005Temporally sparse stimuli have been found to produce larger multifocal visual evoked potentials than rapid contrast-reversal stimuli...
- Determining abnormal latencies of multifocal visual evoked potentials: a monocular analysisDonald C Hood
Department of Psychology, Columbia University, New York, NY 10027 7004, USA
Doc Ophthalmol 109:189-99. 2004To describe a methodology for measuring abnormal timing of monocular multifocal visual evoked potentials (mfVEP).
- Role of homocysteine in retinal diseaseSylvia B Smith; Fiscal Year: 2013..alterations, progressive ganglion cell loss, dysregulation of axonal mitochondrial dynamics and delayed visual evoked potentials in cbs+/- mice...
- Dynamic Neuroimaging with High-resolution SSVEPsRamesh Srinivasan; Fiscal Year: 2012..for future use by cognitive and medical scientists who carry out physiological studies using steady-state visual evoked potentials (SSVEPs)...
- Studying models and mechanisms of optic nerve diseases.Donald C Hood; Fiscal Year: 2013..These hypotheses are tested using SAP, multifocal visual evoked potentials, and a relatively new noninvasive technique for in vivo measurement of the anatomy of the human retina ..
- EARLY CORTICAL PROCESSING IN SCHIZOPHRENIADaniel C Javitt; Fiscal Year: 2013..preferentially engage the magnocellular visual system, as well as impaired generation of steady state visual evoked potentials (ssVEP), visual P1, and impaired fMRI activation of magnocellular-recipient regions of primary visual ..
- Transdiagnostic psychiatric symptoms related to visual processing abnormalitiesJEFFREY SCOTT BEDWELL; Fiscal Year: 2013..Early identification of these deficits could also set the stage for intervention or prevention programs to ameliorate the most impairing aspects of this disorder. ..
- CENTRAL NERVOUS SYSTEM EFFECTS OF PCE EXPOSURE IN HUMANSDiana Echeverria; Fiscal Year: 1992..to hippocampus and brain-stem activity assessed separately by neurophysiologic electroencephalograms and visual evoked potentials. The cross-sectional CNS evaluation will be conducted on 84 never-exposed laundry workers, 42 low, 42 ..
- OPTIC NERVE DEMYELINATION STUDY USING MRIScott Fraser; Fiscal Year: 2001..b>Visual evoked potentials (VEPs) are widely used to asses patients suspected have having MS because of their high sensitivity for ..
- NEUROPHYSIOLOGY DATABASE OF INBRED MUTANT STRAINSJeffrey Noebels; Fiscal Year: 2001..evaluation of inbred strains and mutants, including surface cortical EEG, depth-recorded hippocampal EEG, visual evoked potentials, and brainstem auditory evoked potentials, in awake and behaving mice...
- VISUAL TESTING OF INFANTS REARED IN NEONATAL ICUSJoelle Mast; Fiscal Year: 1992..This will be supplemented by supervised hands-on experience in the application of visual evoked potentials. (VEPs), forced-choice preferential looking (FPL), and electroretinography (ERG) to the human infant...
- LOCALIZATION OF PATTERN VISUAL EVOKED POTENTIALSWILLIAM BIERSDORF; Fiscal Year: 1993..One is to determine more precisely the brain origins of different types of visual evoked potentials (VEP) in order to further the theoretical understanding of visual brain organization...
- TRANSFER OF NEURAL ENERGY BETWEEN HUMAN SUBJECTSLeanna Standish; Fiscal Year: 2001..1994) suggesting that visual evoked potentials generated in one human brain (Subject A) by photostimulation can generate a correlated EEG signal in the ..
- Mapping visual evoked potentials under anesthesiaOlga Imas; Fiscal Year: 2007..unreadable] [unreadable] [unreadable]..
- DIETARY ESSENTIAL FATTY ACID ACCUMULATION IN RETINAJAMES BRENNA; Fiscal Year: 2002..amplification factor associated with initial photoreceptor transduction, iv) flash and pattern-reversal visual evoked potentials, v) development of circadian rhythm-dependent sleep/wake states, v) eye focusing properties...
- Parkinsons disease:visual dysfunction and hallucinationsSuzanne Holroyd; Fiscal Year: 2005..They will be examined on neuropsychological tests assessing visual cognitive function, and will undergo visual evoked potentials. A subset of these patients (20 matched pairs) will also undergo functional magnetic resonance imaging (..
- VISUAL DEFICITS IN ALZHEIMER'S DISEASEJohn Siegfried; Fiscal Year: 1993..It is proposed to investigate the visual system by means of objective, noninvasive testing utilizing Visual Evoked Potentials (VEP) in patients with AD, together with age- matched controls, using recently developed computer ..
- Selective Silencing of Mammalian Neurons: Proof of MiceHenry Lester; Fiscal Year: 2004..The assays are visual behavior and visual evoked potentials. The third, for the cerebellum, will employ the L7 promoter. The assay is ataxia...
- Cross-modal Plasticity in Prelingually Deaf ChildrenKristi Buckley; Fiscal Year: 2006..visual/auditory cross-modal plasticity in prelingually deaf children age 2-10, through the examination of visual evoked potentials in response to motion stimuli and auditory evoked potentials in response to speech sounds...
- PATHOGENESIS AND TREATMENT OF MULTIPLE SCLEROSISMURRAY BORNSTEIN; Fiscal Year: 1990..ProjectIV- will examine epidural visual evoked potentials, direct intracranial recordings of unit activity within tracts and cortex will be combined with monocular ..
- Visual stimulator for congnitive evoked-response QSDDON JEWETT; Fiscal Year: 2004..This project will build a visual stimulator for recording superposed VEPs (Visual Evoked Potentials). The project will then test whether the VEP responds at stimulus repetition-rates, which overlap the VEP...
- RAPID PHENOTYPING OF PLASTICITY IN VISUAL CORTEXMICHAEL STRYKER; Fiscal Year: 2001..Swept visual evoked potentials recorded over the visual cortex will be used to define the visibility of grating stimuli of a range of ..
- TRAINING IN VISION RESEARCHAnthony Norcia; Fiscal Year: 2006..The INRSA component will fund exclusively fellows with U.S. residency certification while the other institutional components will fund both the remaining U.S. and non-U.S. fellows on an equal basis. ..
- DEVELOPMENT OF FORM, RIVALRY AND BINOCULARITYAnthony Norcia; Fiscal Year: 2003....
- Form and Motion IntegrationAnthony Norcia; Fiscal Year: 2008..abstract_text> ..
- NORMAL AND ABNORMAL DEVELOPMENT OF SPATIAL VISIONAnthony Norcia; Fiscal Year: 2008..This study will also determine whether nasalward/temporal biases previously reported for large field uniform stimuli propagate to the figure/ground segmentation process. ..
- Visual Processing in SchizophreniaPamela Butler; Fiscal Year: 2008..A unique feature of this application is the use of visual evoked potentials (VEP) to evaluate integrity of visual pathways...
- Neurophysiology of Multisensory IntegrationJohn Foxe; Fiscal Year: 2007..Through these studies, we will begin to explore the neural mechanisms underlying the process of "binding," related inputs across the separate sensory modalities. ..
- Development and Maintenance of Binocular Vision (EY005236)EILEEN ELIZABETH BIRCH; Fiscal Year: 2010....
- OMEGA-3 FATTY ACIDS IN NORMAL VISUAL DEVELOPMENTEileen Birch; Fiscal Year: 2003..By relating long-term outcomes to visual cortical function during infancy, we will directly evaluate the predictive of early visual tests for long-term cognitive outcomes. ..
- Cognitive Control in AgingJohn Foxe; Fiscal Year: 2004..High-density ERP recordings and topographic mapping will permit us to assess the relative contributions of frontal, parietal and earlier sensory areas to these processes. ..
- Neural Mechanisms of Selectively Biasing Attentional SetJohn Foxe; Fiscal Year: 2003....
- EARLY TMT RETINOPATHY OF PREMATURITY HEADQUARTER GRANTWILLIAM GOOD; Fiscal Year: 2008..Outcome will be determined at a 6 month post-term ophthalmologic examination and at a 9 month post-term visual assessment examination. ..
- An EEG Study of Neural Dynamics in SchizophreniaKevin Spencer; Fiscal Year: 2006..This project seeks to further this goal by studying how brainwave synchronization is related to perception and thinking in people who are healthy, and in people who have schizophrenia. [unreadable] [unreadable] [unreadable]..
- The Effects of Prematurity on Visual DevelopmentWILLIAM GOOD; Fiscal Year: 2008..A comparison of head ultrasound and DTI findings will demonstrate whether DTI should replace ultrasound for the diagnosis of neurological injury in the newborn nursery. [unreadable] [unreadable]..
- PEDIATRIC LOW VISIONWILLIAM GOOD; Fiscal Year: 2002..Do strabismus and anisometropia affect different visual functions differentially? Is the combination of risk-factors more amblyogenic? ..
- Phencyclidine Abuse & Psychosis: Biomedical MechanismsDaniel C Javitt; Fiscal Year: 2010....
- NEURAL PROCESSES OF PATTERN VISION IN HUMAN INFANTSANN SKOCZENSKI; Fiscal Year: 2003..The proposed experiments on vernier acuity development will provide substantial normative data for designing new vision tests for infants at risk for amblyopia or cortical visual impairment. ..
- Factors affecting the development of individual differences in long-term memoryLeslie Carver; Fiscal Year: 2008..Using measures of behavior and brain activity, we will investigate what effect these different experiences have on the development of long-term memory later in the first year of life. [unreadable] [unreadable] [unreadable] [unreadable]..
- The Effect of Cannabis Use on Human Cerebellar FunctionPATRICK SKOSNIK; Fiscal Year: 2008..Project Narrative [unreadable] [unreadable] [unreadable]..
- Development of Spatial-Temporal Analysis Tools for Uterine Biomagnetic SignalsHari Eswaran; Fiscal Year: 2009..Information gained can result in methods focusing on specific applications to prevent or control preterm labor thereby reducing the incidence of preterm birth. ..
- TREATMENT OF NEGATIVE SYMPTOMS AND COGNITIVE IMPAIRMENTSDaniel Javitt; Fiscal Year: 2003..The study will provide new information on the efficacy of d-cycloserine and glycine for both persistent primary and secondary negative symptoms and its effect on cognitive functioning. ..
- Alcohol and Tobacco CNS Effects in Binge DrinkersJOHN M POLICH; Fiscal Year: 2010....
- Functional Neuroimaging of Executive ProcessingScott Huettel; Fiscal Year: 2002..This research program will inform studies of executive processing, while providing proof-of-concept data for future applications for research support. ..
- Selective Attention and Control Mechanisms in the BrainJoseph B Hopfinger; Fiscal Year: 2010..This knowledge can be used to provide a new understanding of the aspects of attention that are dysfunctional in impaired individuals, and this can help in the development of new therapies directed at those systems. ..
- Functional brain imaging based on fast optical signalsGabriele Gratton; Fiscal Year: 2008..d) To significantly improve the signal-to-noise ratio (S/N) of optical signals through radical modifications of the current instrumental designs and improvements in recording and filtering methods. (RFA GOAL#6). ..
- Spatial Attention in Visuomotor ProcessingTODD HANDY; Fiscal Year: 2005....
- Concurrent EEG and fMRI Studies in Human Brain ActivityGiorgio Bonmassar; Fiscal Year: 2005..We propose a series of simultaneous fMRI/EEG experiments that will investigate the spatial location and temporal processing of event-related potentials in the human brain. ..
- NEUROPHYSIOLOGICAL NMDA DYSFUNCTION IN SCHIZOPHRENIADaniel Javitt; Fiscal Year: 2006..The research will build upon studies currently supported by NIH research and career development awards to the candidate, and will permit the candidate to continue to devote >75 percent effort to research. ..
- MECHANISMS OF COGNITIVE DYSFUNCTION IN SCHIZOPHRENIADaniel Javitt; Fiscal Year: 2005..This study will evaluate neurophysiological and neurochemical hypotheses concerning potential etiology of early sensory processing dysfunction in schizophrenia. ..
- Application of voltage-sensitive dye imaging in VIMatteo Carandini; Fiscal Year: 2006..If successful, they could in principle be applied to any pair of brain regions, as long as one of them is on the surface of the brain. [unreadable] [unreadable]..
- Sensory Processing Deficits in Cannabis UsePATRICK SKOSNIK; Fiscal Year: 2006..Taken together, this data may serve to elucidate whether the known cognitive dysfunction observed in cannabis use is in part related to disturbances in early sensory information processing and/or neural synchronization. ..
- Simultaneous fMRI and Electrophysiology in Visual SystemGiorgio Bonmassar; Fiscal Year: 2007..pilot studies to develop a state-of-the-art 24-bit system for conducting electrophysiological recordings (visual evoked potentials - VEP, Local Field Potentials - LFP, Multi-Unit activity MU, Single-Unit activity SU) during functional ..
- MEG STUDIES OF P50 SUPPRESSION IN SCHIZOPHRENIABRETT CLEMENTZ; Fiscal Year: 2007..In addition, dysfunction of left auditory cortex impedes proper inter-hemispheric communication, which interferes with the ability to generate normal recognition-type responses measured during oddball-type paradigms. ..
- Neuroelectric Assessment of MDMA (Ecstasy) Use in AdultsJohn Polich; Fiscal Year: 2003..These results will provide fundamental data on how MDMA use may alter CNS function. ..
- Optical imaging of epilepsy in rat and human neocortexTHEODORE SCHWARTZ; Fiscal Year: 2007..These experiments will set the groundwork for implementing optical recordings in general clinical practice as a novel technique for mapping and predicting human seizures. ..
- Neural basis of social cognition in early childhoodLeslie Carver; Fiscal Year: 2003..Finally, we will relate the neural correlates of different domains within social development to one another to describe similarities and differences in brain systems that underlie specific behavior. ..
- Neuroimaging of Executive ProcessingScott Huettel; Fiscal Year: 2008..g., frontal lobe damage, schizophrenia, Parkinson's disease). [unreadable] [unreadable]..
- MATURATION OF COGNITIVE-RELATED BRAIN POTENTIALSDavid Friedman; Fiscal Year: 2008..The data will be relevant to developmental improvements in cognitive control mechanisms, prefrontal functioning, and episodic memory, and their physiological underpinnings. ..
- Measurement of Absolute Cerebral Blood Volume using Magnetic Resonance ImagingHanzhang Lu; Fiscal Year: 2008..In this project, a new technique will be developed to measure CBV in human brain using MRI. [unreadable] [unreadable] [unreadable]..
- Neural Compensation and Economic Decision Making in AgingScott Huettel; Fiscal Year: 2008..unreadable] [unreadable] [unreadable] [unreadable] [unreadable]..