Dorsal root projections to the cerebellum in turtle.

abstract：:Deep brain stimulation of the subthalamic nucleus (STN DBS) significantly improves clinical motor symptoms, as well as intensive aspects of movement like velocity and amplitude in patients with Parkinson's disease (PD). However, the effects of bilateral STN DBS on integrative and coordinative aspects of motor control ...

journal_title：Experimental brain research

authors： David FJ,Goelz LC,Tangonan RZ,Metman LV,Corcos DM

更新日期：2018-04-01 00:00:00

abstract：:Muscle synergy is important for simplifying functional movement, which constitutes spatiotemporal patterns of activity across muscles. To execute selective finger movements that are independent of synergistic movement patterns, we hypothesized that inhibitory neural activity is necessary to suppress enslaved finger mo...

journal_title：Experimental brain research

authors： Aoyama T,Kaneko F,Ohashi Y,Kohno Y

更新日期：2019-12-01 00:00:00

abstract：:The purpose of this study was to characterize finger interactions during radial/ulnar deviation, including interactions with flexion movements. Subjects performed single-finger and multi-finger maximal voluntary contraction (MVC), and maximal forces and various indices of interaction among the fingers were quantified....

journal_title：Experimental brain research

authors： Pataky TC,Latash ML,Zatsiorsky VM

更新日期：2007-05-01 00:00:00

abstract：:The fluorescent double-labeling technique has been used to determine whether the corticopontine and the corticotectal fibers in the cat are derived from two different sets of neurons or whether they are derived from branching neurons which distribute collaterals to the pontine grey and the colliculi. After unilateral ...

journal_title：Experimental brain research

authors： Keizer K,Kuypers HG,Ronday HK

更新日期：1987-01-01 00:00:00

abstract：:Extracellular recordings were made from neurones in the ventromedial and parafasicular nuclei of the rat thalamus, many of which had demonstrable capsular or caudate projections. These cells responded to electrical stimulation of the ipsilateral substantia nigra with a short latency (4 ms) inhibition presumed to be mo...

journal_title：Experimental brain research

authors： MacLeod NK,James TA,Kilpatrick IC,Starr MS

更新日期：1980-01-01 00:00:00

abstract：:Deficits in postural control are one of the hallmarks of disability in children with cerebral palsy (CP). Yet, much remains unknown regarding the etiology of postural deficits in these children. Here we evaluated postural control at a simplified task level by measuring head stability during quiet sitting while systema...

journal_title：Experimental brain research

authors： Saavedra S,Woollacott M,van Donkelaar P

更新日期：2010-02-01 00:00:00

abstract：:The visual responses of postarcuate neurons have been studied in alert behaving monkeys (Macaca nemestrina). In particular, the effect of eye position on the location of visual responses in respect to the body has been examined. It was found that a large percentage of bimodal (visual and somatosensory) neurons have vi...

journal_title：Experimental brain research

authors： Gentilucci M,Scandolara C,Pigarev IN,Rizzolatti G

更新日期：1983-01-01 00:00:00

abstract：:Within-arm somatotopy was identified in multiple motor areas of six normal human subjects who performed a visuomotor tracking task during positron emission tomography (PET) measurement of relative cerebral blood flow (relCBF). A randomly moving target, presented on a computer monitor, was continuously followed with th...

journal_title：Experimental brain research

authors： Grafton ST,Woods RP,Mazziotta JC

更新日期：1993-01-01 00:00:00

abstract：:A previous computer simulation study of overarm throws in 2D showed that reversal of elbow torque by antagonist muscle action late in the throw led to increased wrist flexion velocity and to increased ball speeds. We tested the hypothesis that the skill of making fast overarm throws in 3D involves deceleration (brakin...

journal_title：Experimental brain research

authors： Hore J,Debicki DB,Watts S

更新日期：2005-07-01 00:00:00

abstract：:The memory for the final position of a moving object which suddenly disappears has been found to be displaced forward, in the direction of motion, and downwards, in the direction of gravity. These phenomena were coined, respectively, Representational Momentum and Representational Gravity. Although both these and simil...

journal_title：Experimental brain research

authors： De Sá Teixeira NA

更新日期：2016-09-01 00:00:00

abstract：:We employed binocular magnetic search coils to study the vestibulo-ocular reflex (VOR) and visually enhanced vestibulo-ocular reflex (VVOR) of 15 human subjects undergoing passive, whole-body rotations about a vertical (yaw) axis delivered as a series of pseudorandom transients and sinusoidal oscillations at frequenci...

journal_title：Experimental brain research

authors： Crane BT,Viirre ES,Demer JL

更新日期：1997-04-01 00:00:00

abstract：:In cats, 107 area 18 neurones with identified FR type, 10-50 degrees from the visual axis, were tested for the influence of direction, velocity and amplitude of movement. These three parameters are believed to be the primary parameters of a movement analysing system. 94% of the neurones were influenced by the directio...

journal_title：Experimental brain research

authors： Orban GA,Callens M

更新日期：1977-10-24 00:00:00

abstract：:The development of the electromyogram (EMG) of tibialis anterior (TA) and medial gastrocnemius (GM) during locomotion was studied in normal rats from the onset of quadruped walking (postnatal day 10, P10) until P42. The objectives were to relate signal properties of the EMG and coordination of muscle activity to funct...

journal_title：Experimental brain research

authors： Westerga J,Gramsbergen A

更新日期：1993-01-01 00:00:00

abstract：:In a recent study (Whitwell et al. in Exp Brain Res 185:111-119, 2008), we showed that the visuomotor system is "cognitively impenetrable" to the extent that explicit predictive knowledge of the availability of visual feedback on an upcoming trial fails to optimize grasping. The results suggested that the effects of t...

journal_title：Experimental brain research

authors： Whitwell RL,Goodale MA

更新日期：2009-04-01 00:00:00

abstract：:In order to see whether septal neurones are connected to the hypothalamic neurones secreting vasopressin or oxytocin, neurones in different regions of the septum were recorded during electrical stimulation of the supraoptic nucleus. The position of the stimulating electrode within the latter was verified using lactati...

journal_title：Experimental brain research

authors： Poulain DA,Lebrun CJ,Vincent JD

更新日期：1981-01-01 00:00:00

abstract：:Previous studies have shown that rearing rabbits in a stroboscopically illuminated environment results in a decrease in orientation and direction selectivity and an increase in responsivity to stroboscopic stimuli among neurons in area 17. In the present study, the critical period for susceptibility to these effects w...

journal_title：Experimental brain research

authors： Pearson HE,Berman N,Murphy EH

更新日期：1983-01-01 00:00:00

abstract：:Arm motor performance of eight Cebus monkeys was examined during reversible cooling in the ventral lateral region of the putamen and globus pallidus (primarily the external segment), where neurons discharging during arm movements have been found (DeLong 1972). When attempting to hold a handle stationary during basal g...

journal_title：Experimental brain research

authors： Hore J,Vilis T

更新日期：1980-01-01 00:00:00

abstract：:The control of upright stance is commonly explained on the basis of the single inverted pendulum model (ankle strategy) or the double inverted pendulum model (combination of ankle and hip strategy). Kinematic analysis using the uncontrolled manifold (UCM) approach suggests, however, that stability in upright standing ...

journal_title：Experimental brain research

authors： Park E,Reimann H,Schöner G

更新日期：2016-06-01 00:00:00

abstract：:The present study investigated the expert-novice difference in the organization of upper-limb movement for the key-depression on the piano. Kinematic and electromyographic recordings were made while experts (N = 7) and novices (N = 7) of classical-piano players performed a right hand octave keystroke to produce four d...

journal_title：Experimental brain research

authors： Furuya S,Kinoshita H

更新日期：2008-03-01 00:00:00

abstract：:Activation of glial cells has been proposed to contribute to neuronal dysfunction and neuronal cell death in Alzheimer's disease. In this study, we attempt to determine some of the effects of secreted factors from activated murine N-11 microglia on viability and morphology of neurons using the differentiated neuroblas...

journal_title：Experimental brain research

authors： Münch G,Gasic-Milenkovic J,Dukic-Stefanovic S,Kuhla B,Heinrich K,Riederer P,Huttunen HJ,Founds H,Sajithlal G

更新日期：2003-05-01 00:00:00

abstract：:A series of step-tracking experiments was conducted before, during, and after a 3-week space mission to assess the effects of prolonged microgravity on a non-postural motor-control task. In- and post-flight accuracy was affected only marginally. However, kinematic analyses revealed a considerable change in the underly...

journal_title：Experimental brain research

authors： Sangals J,Heuer H,Manzey D,Lorenz B

更新日期：1999-12-01 00:00:00

abstract：:In searching for regulatory mechanisms involved in the cell-specific neuronal and glial transcription a cell-free transcriptional system has been developed using neuronal and glial rat brain chromatin and partially purified neuronal and glial nuclear rat brain RNA polymerases. Both free and chromatin-bound (engaged) n...

journal_title：Experimental brain research

authors： Sarkander HI,Dulce HJ

更新日期：1978-03-15 00:00:00

abstract：:The cerebellar projection from the facial and motor trigeminal nuclei was studied in the cat by means of retrograde axonal transport of wheat germ agglutinin-horseradish peroxidase and fluorescent tracers. The feline facial nucleus was cytoarchitectonically subdivided into ventromedial, ventrolateral, lateral, dorsal,...

journal_title：Experimental brain research

authors： Røste GK

更新日期：1989-01-01 00:00:00

abstract：:Visual feedback is essential when minimizing force fluctuations. Varying degrees of somatotopic organization have been shown in different regions of the brain for the upper and lower extremities, and visual feedback may be processed differently based on the body effector where feedback-based corrections are used. This...

journal_title：Experimental brain research

authors： Prodoehl J,Vaillancourt DE

更新日期：2010-01-01 00:00:00

abstract：:A Fitts' task was used to examine whether the large movement asymmetry in subjects with spastic hemiparesis can be reduced or eliminated when both limbs are required to perform functionally equivalent tasks. Furthermore, it was determined whether any such benefit was expressed as mutual accommodation, or whether one h...

journal_title：Experimental brain research

authors： Steenbergen B,Hulstijn W,de Vries A,Berger M

更新日期：1996-06-01 00:00:00

abstract：:After intracranial transection of the optic nerve in cats the retinal stump of the nerve was injected with HRP. Surviving retinal ganglion cells can be retrogradely labeled at least up to 15.5 months of postoperative survival. ...

journal_title：Experimental brain research

authors： Holländer H,Bisti S,Maffei L

更新日期：1985-01-01 00:00:00

abstract：:Human subjects can readily adapt their movement trajectories to different dynamic or visuomotor environments. The focus of the current study was to determine whether subjects could simultaneously adapt to multiple dynamic environments. Subjects ( n=5) drew ellipses continuously for 70 s using a torquable manipulandum ...

journal_title：Experimental brain research

authors： Fukushi T,Ashe J

更新日期：2003-01-01 00:00:00

abstract：:1. The somatic location and axonal projections of inhibitory vestibular nucleus neurons activated by the horizontal semicircular canal nerve (HCN) were studied in anesthetized cats. Cats were anesthetized with ketamine hydrochloride and pentobarbital sodium. 2. Intracellular recordings were obtained from 11 neck exten...

journal_title：Experimental brain research

authors： Isu N,Sakuma A,Hiranuma K,Uchino H,Sasaki S,Imagawa M,Uchino Y

更新日期：1991-01-01 00:00:00

abstract：:Extracellular Ca2+ activity (aCa) changes were measured with Ca2+-sensitive microelectrodes in the cat cerebral cortex during iontophoretic administration of excitatory and inhibitory aminoacids. Glutamate, aspartate and DL homcysteate usually decreased aCa from a baseline of 1.3 mM to as low as 0.1 mM. The amplitude ...

journal_title：Experimental brain research

authors： Heinemann U,Pumain R

更新日期：1980-01-01 00:00:00

abstract：:Previous studies have reported abnormalities in fine hand and finger movements following interruption of the fasciculus cuneatus (FC) in primates. We report here that many of these deficits could be caused by an inability to actively regulate the position of the finger. Three macaques were trained to maintain the inde...

journal_title：Experimental brain research

authors： Glendinning DS,Vierck CJ Jr,Cooper BY

更新日期：1993-01-01 00:00:00