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Comparison of fMRI activation at 3 and 1.5 T during perceptual, cognitive, and affective processing

B Krasnow, L Tamm, M.D Greicius, T.T Yang, G.H Glover, A.L Reiss, V Menon
2003 NeuroImage  
In the present study, we investigated fMRI activation at 1.5 and 3 T during visual perception, visuospatial working memory, and affect-processing tasks.  ...  No difference in height or extent of activation was detected between the two scanners in the amygdala during affect processing.  ...  Acknowledgments This research was supported by NIH Grants HD40761, MH62430, RR09784, and MH19908, and grants from the Norris Foundation, and the Lucas Imaging Center.  ... 
doi:10.1016/s1053-8119(03)00002-8 pmid:12725758 fatcat:k35m4vjzojgqhirhkciburlj7u

Hemispheric Lateralization Effects of Rhythm Implementation during Syllable Repetitions: An fMRI Study

Axel Riecker, Dirk Wildgruber, Grzegorz Dogil, Wolfgang Grodd, Hermann Ackermann
2002 NeuroImage  
In order to delineate the neural structures subserving rhythmic shaping of speech production, functional magnetic resonance imaging (fMRI) was performed during (a) monotonous syllable repetitions and (  ...  A cognitive subtraction approach (rhythmic versus monotonous iterations) revealed activation of right-sided perisylvian areas (superior temporal gyrus, Broca analogon and adjacent premotor cortex) as well  ...  Monoton -Perceptual Baseline Rhythmic -Perceptual Baseline Region Side SPM coordinates T and P values SPM coordinates T and P values SMA Medial [-3 20 45] 5.89 (P = 0.001) [0 29 46] 5.82 (  ... 
doi:10.1006/nimg.2002.1068 pmid:11969327 fatcat:jrdg2d6ptbes7cwdastsqxdfz4

Medial temporal lobe activity during semantic classification using a flexible fMRI design

Sander M Daselaar, Dick J Veltman, Serge A.R.B Rombouts, Jeroen G.W Raaijmakers, Richard H.C Lazeron, Cees Jonker
2002 Behavioural Brain Research  
Additional activity was seen in the right, and, at a slightly lower threshold, also in the left MTL, providing support for the involvement of the MTL in retrieval from semantic memory. #  ...  In line with previous imaging studies that compared a semantic (living/nonliving) to a perceptual (alphabetically ascending/descending) classification condition, activity was seen in lateral temporal and  ...  They correctly classified 96% (9/3) of the words presented during the semantic condition and 88% (9/5) during the perceptual condition.  ... 
doi:10.1016/s0166-4328(02)00187-0 pmid:12429401 fatcat:dvgdphrjjfaejf5pax2k7x6q4i

Neural correlates of "analytical-specific visual perception" and degree of task difficulty as investigated by the Mangina-Test: A functional magnetic resonance imaging (fMRI) study in young healthy adults

Constantine A. Mangina, Helen Beuzeron-Mangina, Emiliano Ricciardi, Pietro Pietrini, Giuseppe A. Chiarenza, Silvia Casarotto
2009 International Journal of Psychophysiology  
This investigation aimed to examine the neural correlates of analytical-specific visual perceptual processes as measured by the Mangina-Test.  ...  cortex, and supplementary motor area, was significantly activated during test performance.  ...  Acknowledgments This research was presented, in part, at the 14th World Congress of Psychophysiologythe Olympics of the Brain -IOP2008, September 8-13, 2008, in St. Petersburg, Russia.  ... 
doi:10.1016/j.ijpsycho.2009.04.009 pmid:19414052 fatcat:6duhgwijsfce3bajrzgnczwd7m

Pilot Study of Functional Magnetic Resonance Imaging Responses to Somatic Pain Stimuli in Youth With Functional and Inflammatory Gastrointestinal Disease

Jeannie S. Huang, Laura Terrones, Alan N. Simmons, Walter Kaye, Irina Strigo
2016 Journal of Pediatric Gastroenterology and Nutrition - JPGN  
IBD patients demonstrated increased activation in perceptual brain regions during experienced pain as compared to IBS and HC.  ...  Conclusions: IBS and IBD AYA demonstrate altered neural processing of somatic pain compared with each other and with HC.  ...  low heat 2 (2) 2.5 (2.5) 1.5 (1.5) 0.90 Pain scores during high heat 6 (2) 6.5 (3) 6 (2) 0.92 Anxiety scores at rest 4.5 (3.7) 1.3 (2.2) 0.1 (0.3) 0.046 Anxiety scores prior to low heat  ... 
doi:10.1097/mpg.0000000000001390 pmid:27574880 pmcid:PMC5074879 fatcat:dxo54oynpbhuliypncskl6ai6u

Neurophysiological correlates of relatively enhanced local visual search in autistic adolescents

Zina M. Manjaly, Nicole Bruning, Susanne Neufang, Klaas E. Stephan, Sarah Brieber, John C. Marshall, Inge Kamp-Becker, Helmut Remschmidt, Beate Herpertz-Dahlmann, Kerstin Konrad, Gereon R. Fink
2007 NeuroImage  
not affect processing of global context.  ...  This study used functional magnetic resonance imaging (fMRI) in 12 autistic adolescents (9 Asperger and 3 high-functioning autistic patients) and 12 matched controls to help distinguish, on neurophysiological  ...  Acknowledgments This study was funded by a grant to K.K. and G.R.  ... 
doi:10.1016/j.neuroimage.2006.11.036 pmid:17240169 pmcid:PMC2644454 fatcat:veilh6ezmfavvicttau3bhctxe

Tactile-to-Visual Cross-Modal Transfer of Texture Categorisation Following Training: An fMRI Study

Georgia O'Callaghan, Alan O'Dowd, Cristina Simões-Franklin, John Stapleton, Fiona N. Newell
2018 Frontiers in Integrative Neuroscience  
Pre-and post-training tests, in which participants categorised visual images only of the fabrics, were conducted during a functional magnetic resonance imaging (fMRI) scan.  ...  Previous models of learning suggest a decrease in activation in brain regions that are typically involved in cognitive control during task acquisition, but a concomitant increase in activation in brain  ...  ACKNOWLEDGEMENTS We thank Clare Kelly for her inputs on an earlier draft of the manuscript.  ... 
doi:10.3389/fnint.2018.00024 pmid:29946245 pmcid:PMC6001281 fatcat:a73vfs4vyzhwbfqeatmioozkta

The Functional and Temporal Characteristics of Top-down Modulation in Visual Selection

Michael Rose, Carmen Schmid, Almut Winzen, Tobias Sommer, Christian Büchel
2004 Cerebral Cortex  
(ii) At what processing stage does this modulation take place? Load was manipulated by a WM task and concurrently the processing of irrelevant visual objects was assessed with fMRI and EEG.  ...  Perceptual load of an attended task influences the processing of irrelevant background stimuli.  ...  Notes We thank the Physics and Methods group at the Cognitive Neuroscience Laboratory for help with MR scanning.  ... 
doi:10.1093/cercor/bhi012 pmid:15616129 fatcat:rii72stzx5efjfrcu2kwovxiya

Direction of Amygdala–Neocortex Interaction During Dynamic Facial Expression Processing

Wataru Sato, Takanori Kochiyama, Shota Uono, Sakiko Yoshikawa, Motomi Toichi
2016 Cerebral Cortex  
Dynamic facial expressions of emotion strongly elicit multifaceted emotional, perceptual, cognitive, and motor responses.  ...  First, a psychophysiological interaction analysis of the fMRI data confirmed the functional interaction between the amygdala and neocortical regions.  ...  On the other hand, susceptibility artifacts consisting of signal dropouts and image distortions are more pronounced at 3 T than at 1.5 T field strengths.  ... 
doi:10.1093/cercor/bhw036 pmid:26908633 fatcat:3mmgqrvfbrhdvnujngrbgmrveu

Page 2356 of The Journal of Neuroscience Vol. 27, Issue 9 [page]

2007 The Journal of Neuroscience  
Krasnow B, Tamm L, Greicius MD, Yang TT, Glover GH, Reiss AL, Menon V (2003) Comparison of fMRI activation at 3 and 1.5 T during perceptual, cognitive, and affective processing.  ...  Singer T, Seymour B, O’Doherty J, Kaube H, Dolan RJ, Frith CD (2004b) Empathy for pain involves the affective but not sensory components of pain. Science 303:1157—1162.  ... 

Reduced task-related suppression during semantic repetition priming in schizophrenia

Bumseok Jeong, Marek Kubicki
2010 Psychiatry Research : Neuroimaging  
Ten healthy control subjects and ten chronic schizophrenics underwent an fMRI scan during which they performed Levels of Processing paradigm.  ...  The component consisted of both less activated and less suppressed regions within the schizophrenics' brain.  ...  Acknowledgments We gratefully acknowledge the support of the Korea Science and Engineering Foundation (KOSEF) grant funded by the Korea government (MOST) (No.2006-05372: B.J.).  ... 
doi:10.1016/j.pscychresns.2009.09.005 pmid:20083395 pmcid:PMC2814888 fatcat:uinlclxftbgqtb4lfodx3h5ste

Age-related Differences in the Neural Bases of Phonological and Semantic Processes

Michele T. Diaz, Micah A. Johnson, Deborah M. Burke, David J. Madden
2014 Journal of Cognitive Neuroscience  
Changes in language functions during normal aging are greater for phonological compared to semantic processes.  ...  Activation was greater for younger compared to older adults in ventral brain regions involved in visual and object processing.  ...  We also thank the staff and scientists at the Brain Imaging and Analysis Center for their support of this project, especially the center director Allen W. Song.  ... 
doi:10.1162/jocn_a_00665 pmid:24893737 pmcid:PMC4216243 fatcat:aatiwofpk5aupoyyc26suqkbmq

Effects of psychological stress on the cerebral processing of visceral stimuli in healthy women

c. rosenberger, s. elsenbruch, a. scholle, a. de greiff, m. schedlowski, m. forsting, e. r. gizewski
2009 Neurogastroenterology and Motility  
stimulation, and with activation of the right post-IC, right PAG, left thalamus (THA), and right dPCC during painful distensions.  ...  During acute stress, state anxiety was significantly higher and the acute stresscontrol contrast revealed activation of the right dPCC, left THA and right S1 during painful stimulation.  ...  fMRI: imaging and analyses All MR images were acquired using a 1.5 T MR (Sonata; Siemens, Erlangen, Germany) with a standard head coil.  ... 
doi:10.1111/j.1365-2982.2009.01295.x pmid:19368654 fatcat:fvwcyloihnhyff4sq5hm4aqm3m

Cognitive control mechanisms resolve conflict through cortical amplification of task-relevant information

Tobias Egner, Joy Hirsch
2005 Nature Neuroscience  
Cognitive control is thought to resolve conflict through the attentional biasing of perceptual processing, emphasizing task-relevant stimulus information.  ...  Here we manipulated trial-by-trial levels of conflict and control during a Stroop task using face stimuli, while recording hemodynamic responses from human visual cortex specialized for face processing  ...  cognitive control ROIs and thresholded at P o 0.05 (uncorrected) with a cluster size of 45 voxels (40 mm 3 ).  ... 
doi:10.1038/nn1594 pmid:16286928 fatcat:2v4rbjinazayjksuo3dqz4w5wm

Subclinical Visuospatial Impairment in Parkinson's Disease: The Role of Basal Ganglia and Limbic System

Stefano Caproni, Marco Muti, Antonio Di Renzo, Massimo Principi, Nevia Caputo, Paolo Calabresi, Nicola Tambasco
2014 Frontiers in Neurology  
In particular, PD patients showed a reduced activation for the right insula, left putamen, bilateral caudate, and right hippocampus, as well as an over-activation of the right dorso-lateral prefrontal  ...  Recently, structural abnormalities of fronto-parietal areas and subcortical regions, implicated in visual stimuli analysis, have been observed in PD patients with cognitive decline and visual hallucinations  ...  ACKNOWLEDGMENTS The authors would like to thank the technical and nursing team of the Radiodiagnostic Department at "S. Maria" Hospital in Terni.  ... 
doi:10.3389/fneur.2014.00152 pmid:25157239 pmcid:PMC4128219 fatcat:zacpex5mxnefngd3q2cxkn64za
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