Real-time fMRI and its application to neurofeedback.

abstract：:In view of an increasing number of publications that deal with functional mapping of the human amygdala using blood oxygenation-level-dependent (BOLD) magnetic resonance imaging, we reevaluated the underlying image quality of T2*-weighted echoplanar imaging (EPI) and fast low angle shot (FLASH) sequences at 2.0-T with...

journal_title：NeuroImage

authors： Merboldt KD,Fransson P,Bruhn H,Frahm J

更新日期：2001-08-01 00:00:00

abstract：:We present a new shape-based approach for regional group activation analysis in fMRI studies. The method restricts anatomical normalization, spatial smoothing and random effects statistical analysis to the space inside and around a structure of interest. Normalization involves finding intersubject correspondences betw...

journal_title：NeuroImage

authors： Yushkevich PA,Detre JA,Mechanic-Hamilton D,Fernández-Seara MA,Tang KZ,Hoang A,Korczykowski M,Zhang H,Gee JC

更新日期：2007-05-01 00:00:00

abstract：:Positron emission tomography (PET) was used to determine the effect of working memory and speed of sentence processing on regional cerebral blood flow (rCBF) during syntactic processing in sentence comprehension. PET activity associated with making plausibility judgments about syntactically more complex subject-object...

journal_title：NeuroImage

authors： Waters G,Caplan D,Alpert N,Stanczak L

更新日期：2003-05-01 00:00:00

abstract：:Brain white matter tissue composition can be quantified using Diffusion Tensor Imaging (DTI) and Magnetization Transfer Imaging (MTI). Fractional Anisotropy (FA), derived from DTI, indexes the integrity, density and organization of axons. Magnetization Transfer Ratio (MTR), derived from MTI, indexes to the presence of...

journal_title：NeuroImage

authors： Kang X,Herron TJ,Woods DL

更新日期：2011-06-15 00:00:00

abstract：BACKGROUND:In Alzheimer`s disease (AD), regional heterogeneity of β-amyloid burden and microglial activation of individual patients is a well-known phenomenon. Recently, we described a high incidence of inter-individual regional heterogeneity in terms of asymmetry of plaque burden and microglial activation in β-amyloid...

journal_title：NeuroImage

authors： Biechele G,Wind K,Blume T,Sacher C,Beyer L,Eckenweber F,Franzmeier N,Ewers M,Zott B,Lindner S,Gildehaus FJ,von Ungern-Sternberg B,Tahirovic S,Willem M,Bartenstein P,Cumming P,Rominger A,Herms J,Brendel M

更新日期：2020-12-29 00:00:00

abstract：:A key objective in neuroscience is to improve our understanding of the relationship between brain function and structure. We investigated this in the posterior visual pathways of healthy volunteers by applying functional magnetic resonance imaging (fMRI) and diffusion tensor imaging (DTI) with tractography. The optic ...

journal_title：NeuroImage

authors： Toosy AT,Ciccarelli O,Parker GJ,Wheeler-Kingshott CA,Miller DH,Thompson AJ

更新日期：2004-04-01 00:00:00

abstract：:Magnetoencephalography was used to investigate the relationship between the sustained magnetic field in auditory cortex and the perception of periodic sounds. The response to regular and irregular click trains was measured at three sound intensities. Two separate sources were isolated adjacent to primary auditory cort...

journal_title：NeuroImage

authors： Gutschalk A,Patterson RD,Rupp A,Uppenkamp S,Scherg M

更新日期：2002-01-01 00:00:00

abstract：:Multiple sclerosis (MS) is an inflammatory, demyelinating and neurodegenerative disease of the central nervous system (CNS). Despite progress in understanding immunogenetic aspects of this disease, the mechanisms involved in lesion formation are unknown. To gain new insights into the neuropathology of MS, we used an i...

journal_title：NeuroImage

authors： Heraud P,Caine S,Campanale N,Karnezis T,McNaughton D,Wood BR,Tobin MJ,Bernard CC

更新日期：2010-01-15 00:00:00

abstract：:Structural neuroimaging has been used to correlate lesional patterns with the cognitive profile of patients with multiple sclerosis (MS), especially for "frontal" dysfunction. However, a clear-cut anatomical explanation has yet to be found for the long-term memory deficit which is a hallmark of MS cognitive impairment...

journal_title：NeuroImage

authors： Paulesu E,Perani D,Fazio F,Comi G,Pozzilli C,Martinelli V,Filippi M,Bettinardi V,Sirabian G,Passafiume D,Anzini A,Lenzi GL,Canal N,Fieschi C

更新日期：1996-10-01 00:00:00

abstract：:Context exerts a powerful effect on cognitive performance and is clearly important for language processing, where lexical, sentential, and narrative contexts should differentially engage neural systems that support lexical, compositional, and discourse level semantics. Equally important, but thus far unexplored, is th...

journal_title：NeuroImage

authors： Xu J,Kemeny S,Park G,Frattali C,Braun A

更新日期：2005-04-15 00:00:00

abstract：:Simultaneous recording of electroencephalography (EEG) and functional magnetic resonance imaging (fMRI) is now widely accepted as a prevailing tool to study brain functions. For over a decade, EEG caps with high-dense arrays of electrodes for EEG-fMRI studies in humans have been commercially available. However, simult...

journal_title：NeuroImage

authors： Sumiyoshi A,Riera JJ,Ogawa T,Kawashima R

更新日期：2011-02-01 00:00:00

abstract：:Cancer and cancer treatment-related neurocognitive dysfunction (CRND) (e.g., impairments in key cognitive domains of attention, memory, processing speed, and executive function), commonly referred to as "chemobrain" or "chemo-fog", can negatively impact patients' psychosocial functioning and quality of life. CRND is a...

journal_title：NeuroImage

authors： Jean-Pierre P

更新日期：2014-01-15 00:00:00

abstract：:In the social neuroscience of face processing, multiple roles are attributed to amygdala: signalling of fear/threat-stimuli, of emotional expression, and general salience. The current study aimed at a direct comparison of amygdala activation attributable to these conditions by contrasting amygdala responses to matched...

journal_title：NeuroImage

authors： Santos A,Mier D,Kirsch P,Meyer-Lindenberg A

更新日期：2011-02-14 00:00:00

abstract：:We investigate the properties of the Phase Locking Value (PLV) and the Phase Lag Index (PLI) as metrics for quantifying interactions in bivariate local field potential (LFP), electroencephalography (EEG) and magnetoencephalography (MEG) data. In particular we describe the relationship between nonparametric estimates o...

journal_title：NeuroImage

authors： Aydore S,Pantazis D,Leahy RM

更新日期：2013-07-01 00:00:00

abstract：:MRI at 3 T has increased sensitivity in detecting overt multiple sclerosis (MS) brain lesions; a growing body of data suggests clinically relevant damage occurs in the normal-appearing white matter (NAWM). We tested a novel pulse sequence to determine whether 3 T MRI spin-spin relaxometry detected damage in NAWM of MS...

journal_title：NeuroImage

authors： Neema M,Goldberg-Zimring D,Guss ZD,Healy BC,Guttmann CR,Houtchens MK,Weiner HL,Horsfield MA,Hackney DB,Alsop DC,Bakshi R

更新日期：2009-07-01 00:00:00

abstract：:The contributions of the cerebral cortex to human balance control are clearly demonstrated by the profound impact of cortical lesions on the ability to maintain standing balance. The cerebral cortex is thought to regulate subcortical postural centers to maintain upright balance and posture under varying environmental ...

journal_title：NeuroImage

authors： Solis-Escalante T,van der Cruijsen J,de Kam D,van Kordelaar J,Weerdesteyn V,Schouten AC

更新日期：2019-03-01 00:00:00

abstract：:Although the relationship between resting-state functional connectivity and task-related activity has been addressed, the relationship between task and resting-state directed or effective connectivity - and its behavioral concomitants - remains elusive. We evaluated effective connectivity under an N-back working memor...

journal_title：NeuroImage

authors： Jung K,Friston KJ,Pae C,Choi HH,Tak S,Choi YK,Park B,Park CA,Cheong C,Park HJ

更新日期：2018-04-01 00:00:00

abstract：:The key idea of statistical hypothesis testing is to fix, and thereby control, the Type I error (false positive) rate across samples of any size. Multiple comparisons inflate the global (family-wise) Type I error rate and the traditional solution to maintaining control of the error rate is to increase the local (compa...

journal_title：NeuroImage

authors： Kang H,Blume J,Ombao H,Badre D

更新日期：2015-12-01 00:00:00

abstract：:Nowadays, different anatomical atlases exist for the anatomical interpretation of the results from neuroimaging and lesion analysis studies that investigate the contribution of white matter fiber tract integrity to cognitive (dys)function. A major problem with the use of different atlases in different studies, however...

journal_title：NeuroImage

authors： de Haan B,Karnath HO

更新日期：2017-12-01 00:00:00

abstract：:Understanding the function and connectivity of thalamic nuclei is critical for understanding normal and pathological brain function. The medial geniculate nucleus (MGN) has been studied mostly in the context of auditory processing and its connection to the auditory cortex. However, there is a growing body of evidence ...

journal_title：NeuroImage

authors： Keifer OP Jr,Gutman DA,Hecht EE,Keilholz SD,Ressler KJ

更新日期：2015-01-15 00:00:00

abstract：:Although the parietal cortex is not conventionally associated with memory, a large number of recent fMRI studies have suggested that that the parietal cortex may play a role in recognition memory. Activity in the lateral parietal cortex is correlated with the subjective impression that an item is old. It has therefore...

journal_title：NeuroImage

authors： Guerin SA,Miller MB

更新日期：2011-03-15 00:00:00

abstract：:Experience-dependent modulation of the visual evoked potential (VEP) is a promising proxy measure of synaptic plasticity in the cerebral cortex. However, existing studies are limited by small to moderate sample sizes as well as by considerable variability in how VEP modulation is quantified. In the present study, we u...

journal_title：NeuroImage

authors： Valstad M,Moberget T,Roelfs D,Slapø NB,Timpe CMF,Beck D,Richard G,Sæther LS,Haatveit B,Skaug KA,Nordvik JE,Hatlestad-Hall C,Einevoll GT,Mäki-Marttunen T,Westlye LT,Jönsson EG,Andreassen OA,Elvsåshagen T

更新日期：2020-12-01 00:00:00

abstract：:The ability to perceive facial expressions of emotion is essential for effective social communication. We investigated how the perception of facial expression emerges from the image properties that convey this important social signal, and how neural responses in face-selective brain regions might track these propertie...

journal_title：NeuroImage

authors： Sormaz M,Watson DM,Smith WAP,Young AW,Andrews TJ

更新日期：2016-04-01 00:00:00

abstract：OBJECTIVE:Virtual endoscopic simulations using volume rendering (VR) have been proposed as a tool for training and understanding intraventricular anatomy. It is not known whether surface rendering (SR), an alternative to VR, can visualize intraventricular and subependymal structures better and thus making the virtual e...

journal_title：NeuroImage

authors： Nakajima N,Wada J,Miki T,Haraoka J,Hata N

更新日期：2007-01-01 00:00:00

abstract：:This study aims to identify fMRI signatures of nociceptive processing in whole brain of anesthetized rats during noxious electrical stimulation (NES) and noxious mechanical stimulation (NMS) of paw. Activation patterns for NES were mapped with blood oxygen level dependent (BOLD) and cerebral blood volume (CBV) fMRI, r...

journal_title：NeuroImage

authors： Zhao F,Welsh D,Williams M,Coimbra A,Urban MO,Hargreaves R,Evelhoch J,Williams DS

更新日期：2012-01-16 00:00:00

abstract：:Neuroimaging has been facing a data deluge characterized by the exponential growth of both raw and processed data. As a result, mining the massive quantities of digital data collected in these studies offers unprecedented opportunities and has become paramount for today's research. As the neuroimaging community enters...

journal_title：NeuroImage

authors： Das S,Glatard T,MacIntyre LC,Madjar C,Rogers C,Rousseau ME,Rioux P,MacFarlane D,Mohades Z,Gnanasekaran R,Makowski C,Kostopoulos P,Adalat R,Khalili-Mahani N,Niso G,Moreau JT,Evans AC

更新日期：2016-01-01 00:00:00

abstract：:The goal of this study is to characterize the potential effect of artifacts originating from physiological noise on statistical analysis of diffusion tensor MRI (DTI) data in a population. DTI derived quantities including mean diffusivity (Trace(D)), fractional anisotropy (FA), and principal eigenvector (ε(1)) are com...

journal_title：NeuroImage

authors： Walker L,Chang LC,Koay CG,Sharma N,Cohen L,Verma R,Pierpaoli C

更新日期：2011-01-15 00:00:00

abstract：BACKGROUND:The primary purpose of this investigation was to assess the neural correlates of implicit cueing during an inhibitory task in schizophrenia when performance accuracy was matched with healthy comparison subjects. METHODS:We compared 17 individuals with chronic schizophrenia (SZ; medicated, 13.9 average years...

journal_title：NeuroImage

authors： Arce E,Leland DS,Miller DA,Simmons AN,Winternheimer KC,Paulus MP

更新日期：2006-08-15 00:00:00

abstract：:Understanding the organization of the human brain requires identification of its functional subdivisions. Clustering schemes based on resting-state functional magnetic resonance imaging (fMRI) data are rapidly emerging as non-invasive alternatives to cytoarchitectonic mapping in postmortem brains. Here, we propose a n...

journal_title：NeuroImage

authors： Ryali S,Chen T,Supekar K,Menon V

更新日期：2013-01-15 00:00:00

abstract：:Functional magnetic resonance imaging (fMRI) using the blood oxygenation level-dependent (BOLD) contrast indirectly probes neuronal activity changes via evoked cerebral blood flow (CBF), cerebral blood volume (CBV) and cerebral metabolic rate of oxygen (CMRO2) changes. The gradient-echo BOLD signal is mostly sensitive...

journal_title：NeuroImage

authors： Huber L,Uludağ K,Möller HE

更新日期：2019-08-15 00:00:00