Influence of gaze elevation on estimating the possibility of passing under high obstacles during body tilt.

abstract：:Vestibular perceptual thresholds measure vestibular sensory and perceptual noise by quantifying how small of a passive self-motion an individual is able to reliably perceive. Vestibular thresholds have clinical and operational relevance, as they are elevated in vestibular migraine patients, and even healthy individual...

journal_title：Experimental brain research

authors： Suri K,Clark TK

更新日期：2020-06-01 00:00:00

abstract：:The contribution of ventral stream information to the variability of movement has been the focus of much attention, and has provided numerous researchers with conflicting results. These results have been obtained through the use of discrete pointing movements, and as such, do not offer any explanation regarding how ve...

journal_title：Experimental brain research

authors： Rolheiser TM,Binsted G,Brownell KJ

更新日期：2006-09-01 00:00:00

abstract：:The goal of this study was to identify the control mechanism used for locomotion pointing regulation under different external temporal constraints. Subjects ( n=8) had to walk on a treadmill through a number of virtual hallways and cross a pair of gliding doors that opened and closed at a constant preset frequency (0....

journal_title：Experimental brain research

authors： Montagne G,Buekers M,de Rugy A,Camachon C,Laurent M

更新日期：2002-03-01 00:00:00

abstract：:Cerebellar cell suspensions were prepared from normal mouse embryos and implanted into the cerebellum of Purkinje cell degeneration (pcd) mutant mice, which are characterized by a virtually complete degeneration of Purkinje cells between postnatal day (P) 17 and P45. The expression of immunoreactivity for PEP-19, a de...

journal_title：Experimental brain research

authors： Chang AC,Triarhou LC,Alyea CJ,Low WC,Ghetti B

更新日期：1989-01-01 00:00:00

abstract：:Through an experimental study of the stability properties of the human neuromuscular system while it performs simple point-to-point arm movements, this paper evaluates the concepts of equilibrium and virtual trajectories as a means of executing movement of the arm. Human subjects grasped the instrumented handle of a t...

journal_title：Experimental brain research

authors： Won J,Hogan N

更新日期：1995-01-01 00:00:00

abstract：:Reaching movements made to targets during exposure to passive constant velocity rotation show significant endpoint errors. By contrast, reaching movements made during voluntary rotation of the torso are accurate. In both cases, as a consequence of the simultaneous motion of the arm and the torso, Coriolis forces are g...

journal_title：Experimental brain research

authors： Bortolami SB,Pigeon P,Dizio P,Lackner JR

更新日期：2008-06-01 00:00:00

abstract：:Recent studies suggest that recreational use of cocaine is associated with significant impairments in the same cognitive control functions that are affected by chronic use. Here we tested whether recreational cocaine use can impact the emergence and resolution of response conflict in conflict-inducing tasks. Recreatio...

journal_title：Experimental brain research

authors： Sellaro R,Hommel B,Colzato LS

更新日期：2014-01-01 00:00:00

abstract：:The cortical anatomical substrates by which visual information may influence the frontal areas controlling reaching movements to visual targets were studied in monkeys. A reaching task was employed to characterize the arm-related regions of the frontal lobe. Injections of retrograde tracers into these physiologically ...

journal_title：Experimental brain research

authors： Johnson PB,Ferraina S,Caminiti R

更新日期：1993-01-01 00:00:00

abstract：:Injections of combined lectin-conjugated and unconjugated horseradish peroxidase were made in the dorsal (d) and ventral (v) divisions of the paramedian reticular nucleus (PRN), a precerebellar relay nucleus, of the cat. The origins of supramedullary afferent projections to the PRN were identified in the pons, midbrai...

journal_title：Experimental brain research

authors： Elisevich K,Hrycyshyn AW,Flumerfelt BA

更新日期：1985-01-01 00:00:00

abstract：:The purpose of the present work was to characterize calcium responses of brain-capillary endothelial cells (BCEC), the cells forming the blood-brain barrier, to chemical, hyperosmolar and mechanical stimulation. Confluent BCEC cultures were grown from capillary fragments isolated from rat cerebral cortex. Intracellula...

journal_title：Experimental brain research

authors： Paemeleire K,de Hemptinne A,Leybaert L

更新日期：1999-06-01 00:00:00

abstract：:The amyloid precursor protein (APP) has a pivotal role in pathogenesis of Alzheimer's disease (AD) via its beta- and gamma-secretase-derived cleavage products--the A-beta peptides. An alternative processing pathway provided by the alpha-secretase prevents formation of those toxic peptides and gives rise to the neurotr...

journal_title：Experimental brain research

authors： Endres K,Fahrenholz F

更新日期：2012-04-01 00:00:00

abstract：:We examined modulation of transmission of short-latency excitation produced by distal hindlimb cutaneous input, as well as fluctuations in motoneuron membrane potential and input resistance, in flexor digitorum longus (FDL) motoneurons during fictive locomotion. Fictive stepping was induced in unaesthetized, decerebra...

journal_title：Experimental brain research

authors： Schmidt BJ,Meyers DE,Fleshman JW,Tokuriki M,Burke RE

更新日期：1988-01-01 00:00:00

abstract：:Short interval intracortical inhibition (SICI) is a common paired-pulse TMS technique that is used to measure GABAa-ergic inhibition in the cerebral motor cortex. However, inhibition evaluated with an interstimulus interval (ISI) between the TMS pulses of 2.5 ms has quite different properties from that seen at 1 ms. I...

journal_title：Experimental brain research

authors： Cengiz B,Murase N,Rothwell JC

更新日期：2013-03-01 00:00:00

abstract：:Using near infrared spectroscopy and repetitive transcranial magnetic stimulation (rTMS), we studied interhemispheric interactions between bilateral motor and sensory cortices in humans. RTMS consisted of a triple-pulse burst (50 Hz) repeated every 200 m for 2 s (10 bursts, 30 pulses); one kind of theta burst TMS (TBS...

journal_title：Experimental brain research

authors： Mochizuki H,Furubayashi T,Hanajima R,Terao Y,Mizuno Y,Okabe S,Ugawa Y

更新日期：2007-07-01 00:00:00

abstract：:We conducted a series of experiments to determine whether negative priming is used in the process of target selection for a saccadic eye movement. The key questions addressed the circumstances in which the negative priming of an object takes place, and the distinction between spatial and object-based effects. Experime...

journal_title：Experimental brain research

authors： Donovan T,Crawford TJ,Litchfield D

更新日期：2012-10-01 00:00:00

abstract：:We have studied the ultrastructural features of sensory nerve fibers in the ciliary body and the iris and their parent trigeminal ganglion cells, using intra-axonally transported horseradish peroxidase as a tracer. Unmyelinated nerve fibers of ipsilateral trigeminal origin were found in stroma of both the ciliary body...

journal_title：Experimental brain research

authors： Lehtosalo JI,Uusitalo H,Palkama A

更新日期：1984-01-01 00:00:00

abstract：:People are more sensitive to detecting asynchrony between a self-generated movement of the hand and delayed visual feedback when what they see matches the expected "self" perspective rather than an "other" perspective (Hoover and Harris in Exp Brain Res 222:389-397, 2012). We take this as corresponding to the ability ...

journal_title：Experimental brain research

authors： Hoover AE,Harris LR

更新日期：2015-04-01 00:00:00

abstract：:Any passive rigid inertial object that we hold in our hand, e.g., a tennis racquet, imposes a field of forces on the arm that depends on limb position, velocity, and acceleration. A fundamental characteristic of this field is that the forces due to acceleration and velocity are linearly separable in the intrinsic coor...

journal_title：Experimental brain research

authors： Hwang EJ,Smith MA,Shadmehr R

更新日期：2006-03-01 00:00:00

abstract：:Load perturbations were applied to the arm of human subjects under conditions where both limb segments (upper arm and forearm) were free to move. The perturbations consisted of pulses of torque 50 ms in duration and of pseudo-random sequences of such pulses. They were applied to either the forearm or the upper arm. Un...

journal_title：Experimental brain research

authors： Lacquaniti F,Soechting JF

更新日期：1986-01-01 00:00:00

abstract：:Parkinson's disease (PD) adversely affects information processing and motor performance. The impact of aerobic exercise on modifying the deleterious effects of PD underlying information and motor control processes is not well established. The primary aim of this project was to determine the effects of an 8-week high i...

journal_title：Experimental brain research

authors： Rosenfeldt AB,Koop MM,Fernandez HH,Alberts JL

更新日期：2021-01-04 00:00:00

abstract：:The efficacy of inhibitory and excitatory intracortical circuits acting on the representation of an intrinsic hand muscle in the primary motor cortex of both hemispheres was measured with paired transcranial magnetic stimuli in right-handed subjects. Both intracortical inhibition (measured with an interstimulus interv...

journal_title：Experimental brain research

authors： Hammond G,Faulkner D,Byrnes M,Mastaglia F,Thickbroom G

更新日期：2004-03-01 00:00:00

abstract：:Stimulating electrodes were chronically implanted in the ventral hippocampal commissure and the entorhinal cortex or angular bundle of rats. Moveable metal microelectrodes which could be passed through the hippocampus were implanted. All hippocampal units were classified s complex-spike cells or theta cells on the bas...

journal_title：Experimental brain research

authors： Fox SE,Ranck JB Jr

更新日期：1981-01-01 00:00:00

abstract：:Structural changes of the cerebellum have been reported in several psychiatric diseases like schizophrenia, autism and attention-deficit/hyperactivity disorder (ADHD). Beside behavioral deficits children with ADHD often show slight motor abnormalities. Cerebellar malfunction may contribute. The cerebellum is a structu...

journal_title：Experimental brain research

authors： Frings M,Gaertner K,Buderath P,Gerwig M,Christiansen H,Schoch B,Gizewski ER,Hebebrand J,Timmann D

更新日期：2010-03-01 00:00:00

abstract：:Delay eyeblink conditioning was examined in patients with genetically-defined heredoataxias and age-matched control subjects. 24 patients with spinocerebellar ataxia type 6 (SCA6), type 3 (SCA3), and Friedreich's ataxia (FRDA) participated. SCA6 affects primarily the cerebellum, whereas extracerebellar involvement is ...

journal_title：Experimental brain research

authors： Timmann D,Gerwig M,Frings M,Maschke M,Kolb FP

更新日期：2005-04-01 00:00:00

abstract：:The contextual interference hypothesis proposes that when learning multiple skills, massing practice leads to better within-day acquisition, whereas random practice leads to better retention and transfer. In this experiment, we examined the effect of practice pattern on the learning, consolidation (retention), and tra...

journal_title：Experimental brain research

authors： Savion-Lemieux T,Penhune VB

更新日期：2010-07-01 00:00:00

abstract：:The neural activity in area 7a and the arm area of motor cortex was recorded while real or path-guided apparent motion stimuli were presented to behaving monkeys in the absence of a motor response. A smooth stimulus motion was produced in the real motion condition, whereas in the apparent motion condition five stimuli...

journal_title：Experimental brain research

authors： Merchant H,Battaglia-Mayer A,Georgopoulos AP

更新日期：2004-02-01 00:00:00

abstract：:The topography and receptive field (RF) organization of neurones in the trunk zone of the thalamic ventrobasal complex (VB) projecting to the homologous zone of the ipsilateral first somatosensory area (SI) were studied in the cat by performing experiments of retrograde neuronal tracing and microelectrode recording. P...

journal_title：Experimental brain research

authors： Barbaresi P,Conti F,Manzoni T

更新日期：1984-01-01 00:00:00

abstract：:This study assessed the effects of operant conditioning of the H-reflex on motoneuron axonal conduction velocity in the rat. After measurement of the control H-reflex size, rats were either exposed for at least 40 days to the HRup or HRdown conditioning mode, in which reward occurred only if the soleus H-reflex was gr...

journal_title：Experimental brain research

authors： Carp JS,Chen XY,Sheikh H,Wolpaw JR

更新日期：2001-01-01 00:00:00

abstract：:In a previous study, we found that haptic guidance from a robotic steering wheel can improve short-term learning of steering of a simulated vehicle, in contrast to several studies of other tasks that had found that the guidance either impairs or does not aid motor learning. In this study, we examined whether haptic gu...

journal_title：Experimental brain research

authors： Marchal-Crespo L,McHughen S,Cramer SC,Reinkensmeyer DJ

更新日期：2010-03-01 00:00:00

abstract：:Gaze in real-world scenarios is controlled by a huge variety of parameters, such as stimulus features, instructions or context, all of which have been studied systematically in laboratory studies. It is, however, unclear how these results transfer to real-world situations, when participants are largely unconstrained i...

journal_title：Experimental brain research

authors： 't Hart BM,Einhäuser W

更新日期：2012-11-01 00:00:00