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Neural correlates of age-related visual search decline: A combined ERP and sLORETA study

Laura Lorenzo-López, Elena Amenedo, Roberto D. Pascual-Marqui, Fernando Cadaveira
2008 NeuroImage  
These ERP results suggest an age-related decline in the intensity and speed of visual processing during visual search that imply a reduction in attentional resources with normal aging.  ...  Differences in the neural systems underlying visual search processes for young (n = 17, mean age 19.6± 1.9) and older (n= 22, mean age 68.5 ± 6) subjects were investigated combining the Event-Related Potential  ...  Acknowledgments This work was supported by Grants SEJ-01377 (partially supported by FEDER funds) and PGIDIT05PXIC21101PN from the Ministerio de Educación y Ciencia, and Xunta de Galicia respectively.  ... 
doi:10.1016/j.neuroimage.2008.02.041 pmid:18395470 fatcat:oehzr2icjbhnrb4r552o4hje5m

Retrieval Deficiency in Brain Activity of Working Memory in Amnesic Mild Cognitive Impairment Patients: A Brain Event-Related Potentials Study

Bin-Yin Li, Hui-Dong Tang, Sheng-Di Chen
2016 Frontiers in Aging Neuroscience  
After neurological and cognitive assessments, they performed a classic delayed match to sample (DMS) task with simultaneous event-related potential (ERP) recorded.  ...  P2 amplitude in the retrieval epoch positively correlated with memory test (auditory verbal learning test) and visual spatial score of Chinese Addenbrooke's Cognitive Examination-Revised (ACE-R), while  ...  ACKNOWLEDGMENTS This work was supported by grants from the National Natural Science Foundation of China [grant numbers 81400888, 91332107].  ... 
doi:10.3389/fnagi.2016.00054 pmid:27047371 pmcid:PMC4803731 fatcat:celjcx36mzbebgd7rkvrlsbuie

Age-related frontoparietal changes during the control of bottom-up and top-down attention: an ERP study

Ling Li, Caterina Gratton, Monica Fabiani, Robert T. Knight
2013 Neurobiology of Aging  
Reaction times (RTs) increased and accuracy decreased with age, with a greater age-related decline in accuracy for the search than for the pop-out condition.  ...  We investigated age-related changes in frontal and parietal scalp event-related potential (ERP) activity during bottom-up and top-down attention.  ...  The study was approved by the Committee for the Protection of Human Subjects for the University of California, Berkeley. Informed written consent was obtained from all subjects prior to being tested.  ... 
doi:10.1016/j.neurobiolaging.2012.02.025 pmid:22459599 pmcid:PMC4090105 fatcat:wtz7ridwcrbpra6ouelt6bh76m

Source localization of late electrocortical positivity during symptom provocation in spider phobia: An sLORETA study

Wilfried Scharmüller, Verena Leutgeb, Axel Schäfer, Angelika Köchel, Anne Schienle
2011 Brain Research  
This symptom provocation study on spider phobia investigated sources of late event-related potentials (ERPs) using sLORETA (standardized low resolution brain electromagnetic tomography).  ...  Mean amplitudes of ERPs were extracted in the time windows 340-500 ms (P300) and 550-770 ms (late positive potential, LPP).  ...  Lorenzo-López et al. (2008) used sLORETA to localize age-related visual search declines: sources within the P300 time frame were detected in frontal and occipito-temporal areas, which are engaged in visual  ... 
doi:10.1016/j.brainres.2011.04.018 pmid:21600565 pmcid:PMC3119789 fatcat:jxcs2e3s65h33f2vme4jgdlzma

A systematic review of EEG source localization techniques and their applications on diagnosis of brain abnormalities [article]

Shiva Asadzadeh, Tohid Yousefi Rezaii, Soosan Beheshti, Azra Delpak,, Saeed Meshgini
2019 arXiv   pre-print
Electroencephalography (EEG) is a popular non-invasive electrophysiological technique of relatively very high time resolution which is used to measure electric potential of brain neural activity.  ...  Despite good spatial resolution, time resolution of these methods are poor and values are about seconds.  ...  Jin-Long, "Combining the extremities on the basis of separation: a new "EEG source localization of ERP based on multidimensional approach to EEG/ERP source localization," in International  ... 
arXiv:1910.07980v1 fatcat:rxc6u3d3tvhqpnw6lkt22o44tu

Attentional But Not Pre-Attentive Neural Measures of Auditory Discrimination Are Atypical in Children With Developmental Language Disorder

Sergey A. Kornilov, Nicole Landi, Natalia Rakhlin, Shin-Yi Fang, Elena L. Grigorenko, James S. Magnuson
2014 Developmental Neuropsychology  
The results corroborate findings of reduced processing capacity in DLD and support a multifactorial view of the disorder.  ...  We examined neural indices of pre-attentive phonological and attentional auditory discrimination in children with developmental language disorder (DLD, n = 23) and typically developing (n = 16) peers from  ...  ACKNOWLEDGMENTS We thank the children who participated in the study and their families for their cooperation and the local medical officials of the AZ community for their help with data collection.  ... 
doi:10.1080/87565641.2014.960964 pmid:25350759 pmcid:PMC4399717 fatcat:taxfqj5m4ja5bpspthnjbkdwem

Applying deep learning to single-trial EEG data provides evidence for complementary theories on action control

Amirali Vahid, Moritz Mückschel, Sebastian Stober, Ann-Kathrin Stock, Christian Beste
2020 Communications Biology  
Yet, it is unclear to what extent these processes can be identified in the dynamics of neurophysiological (EEG) processes at the single-trial level and be used to predict the presence of conflicts in a  ...  Neurophysiological features related to attentional and motor response selection processes in the occipital cortex and the superior frontal gyrus contributed most to prediction accuracy.  ...  We thank all participants for taking part in the study. Author contributions A.V., A.S., M.M., and C.B. designed the study and wrote the protocol.  ... 
doi:10.1038/s42003-020-0846-z pmid:32152375 fatcat:wp4dl7igu5do7j54vio7k7si7q

Assessing Virtual Reality Environments as Cognitive Stimulation Method for Patients with MCI [chapter]

Ioannis Tarnanas, Apostolos Tsolakis, Magda Tsolaki
2014 Studies in Computational Intelligence  
The typical progressive course of Dementia(Eschweiler et al., 2010) Image 2 MCI Subtypes  ...  transfer task of visual search.  ...  Preliminary evidence for far transfer of the cognitive training was found in the present study using the neural correlates.  ... 
doi:10.1007/978-3-642-45432-5_4 fatcat:6qofxatjqfhtrgfefe2zg5umoy

Selected Abstracts of Conference Presentations at the 2009 International Society for Neurofeedback and Research (ISNR) 17th Annual Conference, Indianapolis, Indiana

2009 Journal of Neurotherapy  
(stroke), PTSD, and age-related cognitive decline.  ...  In a search of the literature, John Polich studied the effects of intake on event related potentials. However, no investigation has assessed the effect of intake on QEEG data.  ...  Methods and Results The study included 13 patients with ASD, all male, with a mean age of 17.2 AE 4.6 years.  ... 
doi:10.1080/10874200903334561 fatcat:d3vq5rtlcrb23ekzc554bzrdpu

Brain Structural and Functional Connectivity: A Review of Combined Works of Diffusion Magnetic Resonance Imaging and Electro-Encephalography

Parinaz Babaeeghazvini, Laura M. Rueda-Delgado, Jolien Gooijers, Stephan P. Swinnen, Andreas Daffertshofer
2021 Frontiers in Human Neuroscience  
To identify consistent associations between structural and functional connectivity and possible impacts for the clinic, we reviewed the literature of combined recordings of electro-encephalography (EEG  ...  It appears that the strength of event-related EEG activity increases with increased integrity of structural connectivity, while latency drops.  ...  Stins for commenting on and proofreading the manuscript.  ... 
doi:10.3389/fnhum.2021.721206 pmid:34690718 pmcid:PMC8529047 fatcat:4egyat5ohncshffbnfhpqo4u2m

TMS–EEG Co-Registration in Patients with Mild Cognitive Impairment, Alzheimer's Disease and Other Dementias: A Systematic Review

Raffaele Nardone, Luca Sebastianelli, Viviana Versace, Davide Ferrazzoli, Leopold Saltuari, Eugen Trinka
2021 Brain Sciences  
We performed here a systematic review of the studies employing TMS–EEG co-registration in patients with dementias.  ...  Moreover, TMS–EEG analysis showed a selective increase in precuneus neural activity.  ...  This finding is consistent with a previous study revealing that decreased EEG synchronization was related to cognitive decline [44] .  ... 
doi:10.3390/brainsci11030303 pmid:33673709 fatcat:nbdr6ss6mrez3ilz5tbl4krms4

Proceedings: ISBET 200 – 14th World Congress of the International Society for Brain Electromagnetic Topography, November 19-23, 2003

Yoshio Okada
2003 Brain Topography  
Users can create event-related time-frequency displays of power, amplitude, event-related (de)synchronization, and coherence for scalp or source montages.  ...  The activities of the anterior and posterior cingulate gyrus, visual cortices, basal temporal lobes, and motor cortices could be separated.  ...  Time-frequency decomposition of ERPs from a visual Mu-rhythm suppression and enhancement caused by An ERP and scalp current density study of spatial or spectral processing of moving sounds.  ... 
doi:10.1023/b:brat.0000019284.29068.8d fatcat:tpvp3dcojrczjkuzcu3xefyizy

Processing ordinality and quantity: ERP evidence of separate mechanisms

Orly Rubinsten, Sury Dana, Dmitri Lavro, Andrea Berger
2013 Brain and Cognition  
We report an event-related potential (ERP) experiment of ordinal processing exploring the relationship between ordinal and numerical information.  ...  Temporal Gyrus; numerical ratio was associated with a later scalp medial posterior positivity (130-200 ms); and direction was associated with a late and widespread scalp right frontal and scalp right  ...  Indeed, a major obstacle to the study of cognitive and neural correlates of ordinality lies in the difficulty of teasing apart, at the cognitive level of analysis, processes that vary in their involvement  ... 
doi:10.1016/j.bandc.2013.04.008 pmid:23681053 fatcat:6aygtc3novdipnqmnkrzttveei

Individual differences in cognition, affect, and performance: Behavioral, neuroimaging, and molecular genetic approaches

Raja Parasuraman, Yang Jiang
2012 NeuroImage  
The results of behavioral, functional MRI (fMRI), event-related potential (ERP), and molecular genetic studies show that analyses at the group level often mask important findings associated with sub-groups  ...  The interactive influences of individual differences in anxiety, sensation seeking, and boredom susceptibility on evaluative decisionmaking can be systematically described using ERP and fMRI methods.  ...  Acknowledgments Supported by AFOSR/AFRL grant FA9550-10-1-0385 and the Center of Excellence in Neuroergonomics, Technology, and Cognition (CENTEC) to RP and NIH grant P50 DA 05312 to the Center for Drug  ... 
doi:10.1016/j.neuroimage.2011.04.040 pmid:21569853 pmcid:PMC3482491 fatcat:zvovln7evzembktame27cp7ibq

In Quest of Pathognomonic/Endophenotypic Markers of Attention Deficit Hyperactivity Disorder (ADHD): Potential of EEG-Based Frequency Analysis and ERPs to Better Detect, Prevent and Manage ADHD

Priya Miranda, Christopher D Cox, Michael Alexander, Slav Danev, Jonathan RT Lakey
2020 Medical Devices : Evidence and Research  
The second aspect discussed is neurobiological and EEG-based studies on ADHD.  ...  The first aspect briefly revolves around issues related to identification of pathognomonic/endophenotypic diagnostic markers in ADHD.  ...  power & Induced power: Dynamic changes in power of a given frequency band over time, Event-related phaselocking OR inter-trial coherence (ITC), Consistency of timing of ERPs across trials (eg, neural  ... 
doi:10.2147/mder.s241205 pmid:32547262 pmcid:PMC7250294 fatcat:egddgck6e5dy7cqpyfoqkjx2jq
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