Activation of thalamus in motor imagery results from gating by hypnosis.

abstract：:We evaluated the source distribution of benign rolandic spikes of childhood along and across the central sulcus in 15 patients, aged between 7 and 15 years, who suffered from seizure disorders. Previous routine EEG showed centrotemporal spikes, but none of them had major abnormalities on brain magnetic resonance imagi...

journal_title：NeuroImage

authors： Ishitobi M,Nakasato N,Yamamoto K,Iinuma K

更新日期：2005-04-01 00:00:00

abstract：:The basal ganglia-thalamo-cortical circuits are viewed as segregated parallel feed back loops crucially involved in motor control, cognition, and emotional processing. Their role in planning novel, as compared to overlearned movement patterns is as yet not well defined. We tested for the involvement of the associative...

journal_title：NeuroImage

authors： Jankowski J,Scheef L,Hüppe C,Boecker H

更新日期：2009-02-15 00:00:00

abstract：:There are some past experiences that we would prefer not to remember. Previous research has shown that repeatedly stopping retrieval of an unwanted memory increases the probability of later forgetting of that memory, and engages prefrontal control mechanisms to attenuate activity in the hippocampus. However, the mecha...

journal_title：NeuroImage

authors： Bergström ZM,de Fockert JW,Richardson-Klavehn A

更新日期：2009-12-01 00:00:00

abstract：:In a previous paper, we used fMRI to examine motion-sensitive responses in human area V5 as a function of stimulus speed. As predicted by electrophysiological findings, we observed optimal responses at intermediate speeds of around 7 to 30 degrees /s. These results revealed a nonlinear (inverted "U") dependency on spe...

journal_title：NeuroImage

authors： Chawla D,Buechel C,Edwards R,Howseman A,Josephs O,Ashburner J,Friston KJ

更新日期：1999-05-01 00:00:00

abstract：:Gamma-aminobutyric acid (GABA) is the main inhibitory neurotransmitter in the central auditory system. Altered GABAergic neurotransmission has been found in both the inferior colliculus and the auditory cortex in animal models of presbycusis. Edited magnetic resonance spectroscopy (MRS), using the MEGA-PRESS sequence,...

journal_title：NeuroImage

authors： Gao F,Wang G,Ma W,Ren F,Li M,Dong Y,Liu C,Liu B,Bai X,Zhao B,Edden RA

更新日期：2015-02-01 00:00:00

abstract：:The processing of motion changes throughout the visual hierarchy, from spatially restricted 'local motion' in early visual cortex to more complex large-field 'global motion' at later stages. Here we used functional magnetic resonance imaging (fMRI) to examine spatially selective responses in these areas related to the...

journal_title：NeuroImage

authors： Hughes AE,Greenwood JA,Finlayson NJ,Schwarzkopf DS

更新日期：2019-10-01 00:00:00

abstract：:Several structural brain abnormalities have been reported in patients with Attention Deficit Hyperactivity Disorder (ADHD). However, the etiology of these brain changes is still unclear. To investigate genetic and environmental influences on ADHD related neurobiological changes, we performed Voxel-Based Morphometry on...

journal_title：NeuroImage

authors： van 't Ent D,Lehn H,Derks EM,Hudziak JJ,Van Strien NM,Veltman DJ,De Geus EJ,Todd RD,Boomsma DI

更新日期：2007-04-15 00:00:00

abstract：:Recent findings with both animals and humans suggest that decreases in microscopic movements of water in the hippocampus reflect short-term neuroplasticity resulting from learning. Here we examine whether such neuroplastic structural changes concurrently alter the functional connectivity between hippocampus and other ...

journal_title：NeuroImage

authors： Keller TA,Just MA

更新日期：2016-01-15 00:00:00

abstract：:Estimating moment-to-moment changes in blood oxygenation level dependent (BOLD) activation levels from functional magnetic resonance imaging (fMRI) data has applications for learned regulation of regional activation, brain state monitoring, and brain-machine interfaces. In each of these contexts, accurate estimation o...

journal_title：NeuroImage

authors： Hinds O,Ghosh S,Thompson TW,Yoo JJ,Whitfield-Gabrieli S,Triantafyllou C,Gabrieli JD

更新日期：2011-01-01 00:00:00

abstract：:Intelligent action entails exploiting predictions about associations between elements of ones environment. The hippocampus and mediotemporal cortex are endowed with the network topology, physiology, and neurochemistry to automatically and sparsely code sensori-cognitive associations that can be reconstructed from sing...

journal_title：NeuroImage

authors： Hulme OJ,Skov M,Chadwick MJ,Siebner HR,Ramsøy TZ

更新日期：2014-11-15 00:00:00

abstract：:In an effort to examine the functional neuroanatomy of semantic memory, we studied the relative cerebral blood flow of eight healthy young subjects using 15O-water positron emission tomography (PET). Relative to a visual baseline control condition, each of four visual matching-to-sample tasks activated components of t...

journal_title：NeuroImage

authors： Ricci PT,Zelkowicz BJ,Nebes RD,Meltzer CC,Mintun MA,Becker JT

更新日期：1999-01-01 00:00:00

abstract：:Characterizing the performance of segmentation algorithms in brain images has been a persistent challenge due to the complexity of neuroanatomical structures, the quality of imagery and the requirement of accurate segmentation. There has been much interest in using the Jaccard and Dice similarity coefficients associat...

journal_title：NeuroImage

authors： Chang HH,Zhuang AH,Valentino DJ,Chu WC

更新日期：2009-08-01 00:00:00

abstract：:A robust fully automated algorithm for identifying an arbitrary number of landmark points in the human brain is described and validated. The proposed method combines statistical shape models with trained brain morphometric measures to estimate midbrain landmark positions reliably and accurately. Gross morphometric con...

journal_title：NeuroImage

authors： Ghayoor A,Vaidya JG,Johnson HJ

更新日期：2018-04-15 00:00:00

abstract：:The notion that the brain is organized into two complementary networks, one that is task-positive and supports externally-oriented processing, and the other that is task-negative and supports internally-oriented processing, has recently attracted increasing attention. The goal of the present study was to investigate i...

journal_title：NeuroImage

authors： Kim H,Daselaar SM,Cabeza R

更新日期：2010-01-01 00:00:00

abstract：:Real-time functional magnetic resonance imaging (fMRI) neurofeedback is an experimental framework in which fMRI signals are presented to participants in a real-time manner to change their behaviors. Changes in behaviors after real-time fMRI neurofeedback are postulated to be caused by neural plasticity driven by the i...

journal_title：NeuroImage

authors： Shibata K,Lisi G,Cortese A,Watanabe T,Sasaki Y,Kawato M

更新日期：2019-03-01 00:00:00

abstract：:Caffeine is the most widely used stimulant in the world. The stimulant effects of caffeine are mediated through its antagonistic properties on neuronal adenosine receptors. In addition, caffeine blocks neurovascular adenosine receptors and decreases cerebral perfusion. Although the effects of caffeine on blood oxygena...

journal_title：NeuroImage

authors： Laurienti PJ,Field AS,Burdette JH,Maldjian JA,Yen YF,Moody DM

更新日期：2002-10-01 00:00:00

abstract：:We have examined the cerebral structures involved in motor imagery of normal and precision gait (i.e., gait requiring precise foot placement and increased postural control). We recorded cerebral activity with functional magnetic resonance imaging while subjects imagined walking along paths of two different widths (bro...

journal_title：NeuroImage

authors： Bakker M,De Lange FP,Helmich RC,Scheeringa R,Bloem BR,Toni I

更新日期：2008-07-01 00:00:00

abstract：PURPOSE:Evaluate brain iron accumulation in alcohol use disorder (AUD) patients compared to controls using quantitative susceptibility mapping (QSM). METHODS:QSM was performed retrospectively by using phase images from resting state functional magnetic resonance imaging (fMRI). 20 male AUD patients and 15 matched heal...

journal_title：NeuroImage

authors： Juhás M,Sun H,Brown MRG,MacKay MB,Mann KF,Sommer WH,Wilman AH,Dursun SM,Greenshaw AJ

更新日期：2017-03-01 00:00:00

abstract：:Functional MRI (fMRI) brain studies performed in the presence of a steady-state or "blood pool" contrast agent yields activation maps that are weighted for cerebral blood volume (CBV). Previous animal experiments suggest significant contrast-to-noise ratio (CNR) improvements, but these studies have not yet been perfor...

journal_title：NeuroImage

authors： Qiu D,Zaharchuk G,Christen T,Ni WW,Moseley ME

更新日期：2012-09-01 00:00:00

abstract：:Auditory feedback is important for the control of voice fundamental frequency (F0). In the present study we used neuroimaging to identify regions of the brain responsible for sensory control of the voice. We used a pitch-shift paradigm where subjects respond to an alteration, or shift, of voice pitch auditory feedback...

journal_title：NeuroImage

authors： Parkinson AL,Flagmeier SG,Manes JL,Larson CR,Rogers B,Robin DA

更新日期：2012-05-15 00:00:00

abstract：:This paper presents an open, multi-vendor, multi-field strength magnetic resonance (MR) T1-weighted volumetric brain imaging dataset, named Calgary-Campinas-359 (CC-359). The dataset is composed of images of older healthy adults (29-80 years) acquired on scanners from three vendors (Siemens, Philips and General Electr...

journal_title：NeuroImage

authors： Souza R,Lucena O,Garrafa J,Gobbi D,Saluzzi M,Appenzeller S,Rittner L,Frayne R,Lotufo R

更新日期：2018-04-15 00:00:00

abstract：:The large amount of imaging data collected in several ongoing multi-center studies requires automated methods to delineate brain structures of interest. We have previously reported on using artificial neural networks (ANN) to define subcortical brain structures. Here we present several automated segmentation methods u...

journal_title：NeuroImage

authors： Powell S,Magnotta VA,Johnson H,Jammalamadaka VK,Pierson R,Andreasen NC

更新日期：2008-01-01 00:00:00

abstract：:Intentional action is essential to human behavior, yet its neural basis remains poorly understood. In order to identify neural networks specifically involved in intentional action, freely chosen and externally cued intentions have previously been contrasted. This has led to the identification of a fronto-parietal netw...

journal_title：NeuroImage

authors： Wisniewski D,Goschke T,Haynes JD

更新日期：2016-07-01 00:00:00

abstract：:Recent studies of blood oxygenation level dependent (BOLD) signal responses averaged over a region of interest have demonstrated that the response is nonlinear with respect to stimulus duration. Specifically, shorter duration stimuli produce signal changes larger than expected from a linear system. The focus of this s...

journal_title：NeuroImage

authors： Birn RM,Saad ZS,Bandettini PA

更新日期：2001-10-01 00:00:00

abstract：:Normal ageing is associated with a decline in episodic memory, and neuroimaging studies in older adults have shown reduced activity in prefrontal cortex and other regions critical for memory function in the young. However, older adults also activate additional regions, suggesting a degree of functional reorganisation ...

journal_title：NeuroImage

authors： Morcom AM,Friston KJ

更新日期：2012-01-16 00:00:00

abstract：:High-resolution diffusion MRI can provide the ability to resolve small brain structures, enabling investigations of detailed white matter architecture. A major challenge for in vivo high-resolution diffusion MRI is the low signal-to-noise ratio. In this work, we combine two highly compatible methods, ultra-high field ...

journal_title：NeuroImage

authors： Wu W,Poser BA,Douaud G,Frost R,In MH,Speck O,Koopmans PJ,Miller KL

更新日期：2016-12-01 00:00:00

abstract：:The temporal monocular crescent (TMC) is the most peripheral portion of the visual field whose perception relies solely on input from the ipsilateral eye. According to a handful of post-mortem histological studies in humans and non-human primates, the TMC is represented visuotopically within the most anterior portion ...

journal_title：NeuroImage

authors： Nasr S,LaPierre C,Vaughn CE,Witzel T,Stockmann JP,Polimeni JR

更新日期：2020-04-01 00:00:00

abstract：:Current theories of cognitive dysfunction in schizophrenia emphasize an impairment in the ability of individuals suffering from this disorder to monitor their own performance, and adjust their behavior to changing demands. Detecting an error in performance is a critical component of evaluative functions that allow the...

journal_title：NeuroImage

authors： Becerril KE,Repovs G,Barch DM

更新日期：2011-01-15 00:00:00

abstract：:There is strong interest in investigating both functional connectivity (FC) using functional magnetic resonance imaging (fMRI) and structural connectivity (SC) using diffusion tensor imaging (DTI). There is also emerging evidence of correspondence between functional and structural pathways within many networks (Greici...

journal_title：NeuroImage

authors： Bowman FD,Zhang L,Derado G,Chen S

更新日期：2012-09-01 00:00:00

abstract：BACKGROUND:High sensation-seekers (HSS) pursue novelty even at the cost of self-harm. When challenged, HSS are less anxious, show blunted physiological (cortisol, startle) and neurobiological (prefrontal-limbic) responses, and devalue aversive outcomes. Here, we investigate how these features interact under conditions ...

journal_title：NeuroImage

authors： Mujica-Parodi LR,Carlson JM,Cha 차지욱 J,Rubin D

更新日期：2014-12-01 00:00:00