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Function biomedical informatics research network recommendations for prospective multicenter functional MRI studies

Gary H. Glover, Bryon A. Mueller, Jessica A. Turner, Theo G.M. van Erp, Thomas T. Liu, Douglas N. Greve, James T. Voyvodic, Jerod Rasmussen, Gregory G. Brown, David B. Keator, Vince D. Calhoun, Hyo Jong Lee (+13 others)
2012 Journal of Magnetic Resonance Imaging  
Kun Lu (UCSD) provided assistance with slice profile measurements.  ...  , and/or implementation of the study.  ...  One large MC-fMRI study used a finger tapping task to investigate the abnormal connectivity of the sensorimotor network in patients with Multiple Sclerosis (15) (16) (17) (18) .  ... 
doi:10.1002/jmri.23572 pmid:22314879 pmcid:PMC3349791 fatcat:ksvoh32ymnduxcsfjpotwrvem4

Multisite fMRI reproducibility of a motor task using identical MR systems

Sergi G. Costafreda, Michael J. Brammer, Ricardo Z.N. Vêncio, Maria L. Mourão, Luiz A.P. Portela, Claudio Campi de Castro, Vincent P. Giampietro, Edson Amaro
2007 Journal of Magnetic Resonance Imaging  
Materials and Methods: A total of five identical 1.5T MR systems were used to repeatedly scan five subjects while performing a finger tapping task.  ...  Purpose: To estimate between-scanner functional MRI (fMRI) reproducibility in a multisite study.  ...  Five subjects were scanned in five magnetic resonance systems on the same day, while performing a blocked design finger-tapping paradigm.  ... 
doi:10.1002/jmri.21118 pmid:17896376 fatcat:gtj4i2ymi5fpvcx6g3lij2vgxi

Evaluation of clinical functional magnetic resonance imaging (fMRI) applications within the mesial temporal lobe

Martina Schacher
EXPERIMENTAL STUDIES 32 First study: On the use of caffeine as a contrast booster for BOLD fMRI studies 32 5.  ...  Dieses Ziel wurde in der zweiten Studie verfolgt, indem die fMRT-Untersuchungen der Roland Hometown Walking Task (Jokeit et al 2001c) zur Aktivierung des MTL sechsmal wiederholt wurde.  ...  Functional MRI measurements were performed at the Institute of Radiology at the Hirslanden Hospital, Zurich. I express my gratitude to the following: -PD Dr.  ... 
doi:10.5167/uzh-163308 fatcat:p3dxqf5j5fexxgj53lwgvjpl4q

Spatiotemporal relations of primary sensorimotor and secondary motor activation patterns mapped by NIR imaging

Bilal Khan, Pankaj Chand, George Alexandrakis
2011 Biomedical Optics Express  
The tasks included card flipping (pronation and supination) that, to our knowledge, has not been performed in previous functional magnetic resonance imaging (fMRI) or fNIR studies.  ...  Imaging was performed over a field of view (FOV, 12 x 8.4 cm) including the secondary motor, primary sensorimotor, and the posterior parietal cortices over a single brain hemisphere.  ...  Hanli Liu for making the fNIR DYNOT imager available for this work, Dr. Fenghua Tian for his assistance in data collection, and the subjects who volunteered their time to participate in this study.  ... 
doi:10.1364/boe.2.003367 pmid:22162826 pmcid:PMC3233255 fatcat:6yprdtymxjffhmll7vrkd42rky

Data-driven beamforming techniques to attenuate ballistocardiogram (BCG) artefacts in EEG-fMRI without detecting cardiac pulses in electrocardiography (ECG) recordings [article]

Makoto Uji, Nathan Cross, Florence B Pomares, Jean-Marc Lina, Thien Thanh Dang-Vu, Christophe Grova
2020 bioRxiv   pre-print
Simultaneous recording of EEG and fMRI is a very promising non-invasive neuroimaging technique, providing a wide range of complementary information to characterize underlying mechanisms associated with  ...  The GA is induced by temporally varying magnetic field gradients used for MR imaging, whereas the BCG artefacts are produced by cardiac pulse driven head motion in the strong magnetic field of the MRI  ...  The MRI compatible highdensity EEG device (Magstim-EGI) and data acquisition were made possible through an internal grant from PERFORM centre and the Faculty of Arts and Science of Concordia University  ... 
doi:10.1101/2020.11.27.401851 fatcat:wprqeo7h45gmnfnqeqqacawwse

Function Biomedical Informatics Research Network Recommendations for Prospective Multi-Center Functional Magnetic Resonance Imaging Studies

Jessica A. Turner, Cynthia G. Wible, Judith M. Ford, Jerod Rasmussen, Syam Gadde, Aysenil Belger, Theo G.M. van Erp, Daniel S. O'Leary, Burak Ozyurt, David B. Keator, Douglas N. Greve, Thomas T. Liu (+13 others)
This report provides practical recommendations for the design and execution of Multi-Center functional Magnetic Resonance Imaging (MC-fMRI) studies based on the collective experience of the Function Biomedical  ...  Practical multi-site aspects include: (1) establishing and verifying scan parameters including scanner types and magnetic fields, (2) establishing and monitoring of a scanner quality program, (3) developing  ...  Kun Lu (UCSD) provided assistance with slice profile measurements.  ... 
doi:10.17615/gnx0-ep69 fatcat:f3l5mrfxkva4lcl2sll64e3bw4

Longitudinal surface-based spatial Bayesian GLM reveals complex trajectories of motor neurodegeneration in ALS [article]

Amanda F. Mejia, Vincent Koppelmans, Laura Jelsone-Swain, Sanjay Kalra, Robert C. Welsh
2021 arXiv   pre-print
Here, we analyze a rich longitudinal dataset containing 190 motor task fMRI scans from 16 ALS patients and 22 age-matched HCs.  ...  This is especially true for rare, heterogeneous and/or rapidly progressing diseases, which often involve small samples whose functional features may vary dramatically across subjects and over time, making  ...  BOLD fMRI data were collected for 4 tasks: right hand finger tapping, right first clenching, left hand finger tapping, and left fist clenching.  ... 
arXiv:2110.01510v1 fatcat:zuptp6lvrze2nbtqufornroyjq

Topographic maps representing haptic numerosity reveals distinct sensory representations in supramodal networks

Shir Hofstetter, Yuxuan Cai, Ben M. Harvey, Serge O. Dumoulin
2021 Nature Communications  
Thus, although both visual and haptic numerosities are processed in a similar supramodal functional network, the underlying neural populations may be related, but distinct.  ...  We measured haptically and visually driven numerosity-selective neural responses using model-based analyses and ultra-high field (7T) fMRI.  ...  We placed different numbers of spheres (1-7, with a baseline of 20 spheres) in the right hands of participants while collecting ultra-high field (7T) functional magnetic resonance imaging (fMRI) data  ... 
doi:10.1038/s41467-020-20567-5 pmid:33431883 fatcat:y64gppa2vnejbaeo5hhdnc27bq

Early detection of Huntington's disease

Jane S Paulsen
2010 Future Neurology  
A NIH study in its ninth year (PREDICT-HD) has offered a glimpse into the transition from an apparently healthy state to an obviously diseased state, and can serve as a model for many other genetic diseases  ...  , both neurological and nonneurological.  ...  Functional magnetic resonance imaging (fMRI) has been used the most frequently as a tool to understand and document early changes in brain function associated with prHD.  ... 
doi:10.2217/fnl.09.78 pmid:24348095 pmcid:PMC3860286 fatcat:kryxrsm2kfaytfzk6e42wqpf4i

Introduction to JINS Special Issue on Human Brain Connectivity in the Modern Era: Relevance to Understanding Health and Disease

Deanna M. Barch, Mieke Verfaellie, Stephen M. Rao
2016 Journal of the International Neuropsychological Society  
JINS Vo l u m e 2 2 , N u m b e r 2 F e b r u a r y 2 0 1 6 I S S N 1 3 5 5 -6 1 7 7  ...  Scanning was carried out at the Athinoula A.  ...  Medial prefrontal cortex and self-referential mental activity: Relation to a default mode of brain function.  ... 
doi:10.1017/s1355617716000047 fatcat:f2preenihbes5ftkrxbo7tgt64

Poster Session II

2012 Neuropsychopharmacology  
and gender-matched controls (CON) while they underwent functional magnetic resonance imaging (fMRI) scans.  ...  examined using resting-state functional Magnetic Resonance Imaging (fMRI).  ...  Here, our primary aim was to examine the utility of random forest as a means to predict treatment outcome in anxiety disorders using functional magnetic resonance imaging (fMRI).  ... 
doi:10.1038/npp.2012.220 fatcat:coblfrtlujc6hdycjbnrdwzslm

ACNP 56th Annual Meeting: Poster Session I, December 4, 2017

2017 Neuropsychopharmacology  
A fasting blood sample was collected and a study physician performed a general medical assessment for each participant.  ...  To evaluate the association between PTSD, glycemic regulation, neuroendocrine function and immune activity, we examined associations between PTSD diagnosis and PTSD symptom severity and metabolic, glucocorticoid  ...  functional magnetic resonance imaging (fMRI) at 3 Tesla in subjects with MDD and healthy volunteers.  ... 
doi:10.1038/npp.2017.264 pmid:29192265 fatcat:psc2w4azgrbfhjtxe6oxrnsdaq

Exploring the network dynamics underlying brain activity during rest

Joana Cabral, Morten L. Kringelbach, Gustavo Deco
2014 Progress in Neurobiology  
To date, the blood-oxygen-level dependent (BOLD) signal used in functional magnetic resonance imaging (fMRI) has been the first and most widely used technique in studies of brain activity during rest  ...  This happened to Biswal and colleagues (1995) while trying to identify the brain regions that co-activated during bilateral finger tapping.  ... 
doi:10.1016/j.pneurobio.2013.12.005 pmid:24389385 fatcat:caytdquplvahzfh4cssjdula7y

Cortical networks for vision and language in dyslexic and normal children of variable socio-economic status

Karla Monzalvo, Joel Fluss, Catherine Billard, Stanislas Dehaene, Ghislaine Dehaene-Lambertz
2012 NeuroImage  
However, the reproducibility, task-dependency, and presence of these brain anomalies in childhood rather than adulthood remain debated.  ...  The attached copy is furnished to the author for internal non-commercial research and education use, including for instruction at the authors institution and sharing with colleagues.  ...  Acknowledgments We thank the NeuroSpin infrastructure groups and particularly the nurses (Véronique Joly-Testault, Laurence Laurier, Gaelle Mediouni) and radio technicians (Katel Ripert, Severine Roger  ... 
doi:10.1016/j.neuroimage.2012.02.035 pmid:22387166 fatcat:p7ir6kdhsjbgxatxc4l5ugqhxy

The numerical identification of the fMRI hemodynamic response using ICA

Penney, Todd John Michael, 1979-
NOTICE: The author has granted a nonexclusive license allowing Library and Archives Canada to reproduce, publish, archive, preserve, conserve, communicate to the public by telecommunication or on the Internet  ...  , loan, distribute and sell theses worldwide, for commercial or noncommercial purposes, in microform, paper, electronic and/or any other formats.  ...  Acknowledgments Alternatively, EEG measurements can be used as constraints when performing statistical analyses on fMRI measurements to locate active voxels.  ... 
doi:10.7939/r3-mwz4-6a37 fatcat:dxamdo63efh55fsvhi4ywkorti
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