Modulation of the response to a somatosensory stimulation of the hand during the observation of manual actions.

abstract：:Projections from the posterior thalamic regions to the striatum were studied in the cat by the anterograde tracing method after injecting wheat germ agglutinin-horseradish peroxidase conjugate (WGA-HRP) into the caudalmost regions of the lateroposterior thalamic nucleus (caudal LP), suprageniculate nucleus (Sg) and ma...

journal_title：Experimental brain research

authors： Takada M,Itoh K,Yasui Y,Sugimoto T,Mizuno N

更新日期：1985-01-01 00:00:00

abstract：:Nonlinear analysis of the multifocal cortical visual evoked potential has allowed the identification of neural generation of higher-order nonlinear components by magnocellular and parvocellular neural streams. However, the location of individual brain sources that make such contributions to these evoked responses has ...

journal_title：Experimental brain research

authors： Crewther DP,Brown A,Hugrass L

更新日期：2016-07-01 00:00:00

abstract：:Immunohistochemical double staining for gonadotropin releasing hormone (GnRH) and tyrosine hydroxylase (TH) or glutamic acid decarboxylase (GAD) reveals in the septo-preoptic-diagonal band complex of the rat brain close spatial associations between GnRH-immunoreactive perikarya and TH and GAD immunoreactive fibers. In...

journal_title：Experimental brain research

authors： Jennes L,Stumpf WE,Tappaz ML

更新日期：1983-01-01 00:00:00

abstract：:Previous work in our laboratory has demonstrated that binocular vision makes an important contribution to skilled reaching and grasping movements directed at static targets. In the present study we examine the contribution of binocular vision to interceptive reaching movements. We monitored such movements using a high...

journal_title：Experimental brain research

authors： Servos P,Goodale MA

更新日期：1998-03-01 00:00:00

abstract：:Humans are known to show anticipatory adjustments in the grip force prior to a self-generated or predictable action or perturbation applied to a hand-held object. We investigated whether humans can also adjust covariation of individual finger forces (multi-finger synergies) prior to self-triggered perturbations. To ad...

journal_title：Experimental brain research

authors： Shim JK,Park J,Zatsiorsky VM,Latash ML

更新日期：2006-11-01 00:00:00

abstract：:The pattern of gamma-efferent innervation of the muscle spindle was investigated in the peroneus tertius muscle of the cat. A number of spindle group Ia afferents were isolated and monitored during tetanic stimulation of isolated gamma-axons. The sample was dominated by efferents producing a static fusimotor effect on...

journal_title：Experimental brain research

authors： Petit J,Cameron WE,Murthy KS,Barone LA

更新日期：1983-01-01 00:00:00

abstract：:The ability of Huntington's disease patients to co-ordinate their two hands with and without external cueing was investigated. Twelve Huntington's disease patients and sex- and age-matched controls performed a bimanual cranking task at two speeds (0.5 Hz, 1.5 Hz) and phase relationships (in-phase, anti-phase), with an...

journal_title：Experimental brain research

authors： Johnson KA,Bennett JE,Georgiou N,Bradshaw JL,Chiu E,Cunnington R,Iansek R

更新日期：2000-10-01 00:00:00

abstract：:We studied Fos expression in the central nociceptive pathways at different sedative levels in order to clarify the central mechanism of propofol's nociceptive action. Sprague-Dawley rats received propofol (PRO) or pentobarbital (PEN) and were divided into two groups with different doses of drug administration (light a...

journal_title：Experimental brain research

authors： Kubota I,Tsuboi Y,Shoda E,Kondo M,Masuda Y,Kitagawa J,Oi Y,Iwata K

更新日期：2007-05-01 00:00:00

abstract：:The activity of voltage-gated K(+) channels (Kv) can be dynamically modulated by several events, including neurotransmitter stimulated biochemical cascades mediated by G protein-coupled receptors such as 5-HT2 receptors (5-HT2Rs). Activation of 5-HT2A/CR inhibits the Shaker-like K(+) channels Kv1.1 and Kv1.2, and this...

journal_title：Experimental brain research

authors： D'Adamo MC,Servettini I,Guglielmi L,Di Matteo V,Di Maio R,Di Giovanni G,Pessia M

更新日期：2013-10-01 00:00:00

abstract：:There are two ways in which responses to successive unexpected stimuli are attenuated, namely through habituation and conditioning. For the latter, it suffices that the unexpected stimulus is preceded by another just perceivable stimulus. In spinal cord reflexes this is termed conditioning, while in brainstem reflexes...

journal_title：Experimental brain research

authors： Bastiaanse CM,Degen S,Baken BC,Dietz V,Duysens J

更新日期：2006-06-01 00:00:00

abstract：:The affect-modulated startle response is a reliable indicator of the affective processing of stimuli. It may be influenced by trait and state affective variables as well as psychopathological status. The aim of the present study was to determine the influence of the current mood state on startle modulation. Forty-five...

journal_title：Experimental brain research

authors： Grüsser SM,Wölfling K,Mörsen CP,Kathmann N,Flor H

更新日期：2007-02-01 00:00:00

abstract：:The repetition of muscle contractions is likely to generate fatigue which can provoke alterations of postural control. Regulatory mechanisms can be triggered to counteract these alterations. However, these mechanisms would occur only when fatigue is induced through voluntary (VOL) contractions and not with electricall...

journal_title：Experimental brain research

authors： Hachard B,Noe F,Catherine A,Zeronian Z,Paillard T

更新日期：2019-02-01 00:00:00

abstract：:We investigated how neurons in the different motor areas of the frontal lobe reflect the movement dynamics, and how their neuronal activity undergoes plastic changes when monkeys adapt to perturbing forces (they learn new dynamics). Here we describe the results obtained in the dorsal premotor area (PMd) and ventral pr...

journal_title：Experimental brain research

authors： Xiao J,Padoa-Schioppa C,Bizzi E

更新日期：2006-01-01 00:00:00

abstract：:Changes in the direction of the line of sight (gaze) allow successive sampling of the visual environment. Saccadic eye movements accomplish this goal when the head does not move. Medium-lead burst neurons (MLBs) in the paramedian pontine reticular formation (PPRF) discharge a high frequency burst of action potentials ...

journal_title：Experimental brain research

authors： Walton MM,Freedman EG

更新日期：2011-10-01 00:00:00

abstract：:The current study examined the EEG of young, old and old declined adults performing a visual paired associate task. In order to examine the effects of encoding context and stimulus repetition, target pairs were presented on either detailed or white backgrounds and were repeatedly presented during both early and late p...

journal_title：Experimental brain research

authors： Hogan MJ,Kenney JP,Roche RA,Keane MA,Moore JL,Kaiser J,Lai R,Upton N

更新日期：2012-02-01 00:00:00

abstract：:Memory for object-place configurations appears to be a common function of the hippocampus in the human and monkey brain. The nature of the spatial information which enters into these object-configural memories in the primate, and the location of the memories themselves, have remained obscure, however. In the rat, much...

journal_title：Experimental brain research

authors： Gaffan D

更新日期：1998-11-01 00:00:00

abstract：:How are multiple, multi-sensory stimuli combined for use in segmenting spatio-temporal events? For an answer, we measured the effect of various auditory or visual stimuli, in isolation or in combination, on a bistable percept of visual motion ("bouncing" vs. "streaming"). To minimize individual differences, the physic...

journal_title：Experimental brain research

authors： Zhou F,Wong V,Sekuler R

更新日期：2007-07-01 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 hypoglossal nucleus (Mo12) contains motoneurons that innervate the tongue, while the motor trigeminal nucleus (Mo5) contains motoneurons that elevate or depress the mandible. Previous studies have revealed lateral and medial tegmental field neuronal afferents to the Mo12 adjacent to, but not within, the motor trig...

journal_title：Experimental brain research

authors： Manaker S,Tischler LJ,Bigler TL,Morrison AR

更新日期：1992-01-01 00:00:00

abstract：:Corticomotor control of the human tongue has been reported to undergo neuroplastic changes following several days of training in a tongue-protrusion task. The aims of the present study were to determine if a 1 h tongue-task training is sufficient to induce signs of neuroplastic changes in the corticomotor pathways, an...

journal_title：Experimental brain research

authors： Svensson P,Romaniello A,Wang K,Arendt-Nielsen L,Sessle BJ

更新日期：2006-08-01 00:00:00

abstract：:The reinforcement learning hypothesis of dopamine function predicts that dopamine acts as a teaching signal by governing synaptic plasticity in the striatum. Induced changes in synaptic strength enable the cortico-striatal network to learn a mapping between situations and actions that lead to a reward. A review of the...

journal_title：Experimental brain research

authors： Morris G,Schmidt R,Bergman H

更新日期：2010-01-01 00:00:00

abstract：:Experimental neurogenic tumors were induced transplacentally in rats by single injections of ethylnitrosourea (ENU). The resulting primary tumors as well as isogenic transplantation tumor lines and clonal cell lines derived therefrom were examined for their content of the brain specific protein 14-3-2 by a quantitativ...

journal_title：Experimental brain research

authors： Braun M,Grasso A,Wechsler W

更新日期：1976-05-10 00:00:00

abstract：:Performing joint actions often requires precise temporal coordination of individual actions. The present study investigated how people coordinate their actions at discrete points in time when continuous or rhythmic information about others' actions is not available. In particular, we tested the hypothesis that making ...

journal_title：Experimental brain research

authors： Vesper C,van der Wel RP,Knoblich G,Sebanz N

更新日期：2011-06-01 00:00:00

abstract：:The saccadic system has been traditionally regarded as two-dimensional (horizontal, vertical) and basically conjugate in the two eyes. However, saccades to disparate targets (e.g., targets in real three-dimensional space that are located in different directions and at different distances) are naturally disconjugate. W...

journal_title：Experimental brain research

authors： Kapoula Z,Bucci MP,Lavigne-Tomps F,Zamfirescu F

更新日期：1998-10-01 00:00:00

abstract：:This study investigated the modulation of somatosensory evoked potentials (SEPs) during precisely controlled force generation and force relaxation in a visuomotor tracking task. Subjects were instructed to track a target line with a line that represented their own force generated by grip movement with the right hand a...

journal_title：Experimental brain research

authors： Wasaka T,Kida T,Kakigi R

更新日期：2012-06-01 00:00:00

abstract：:Saccadic latencies measured in response to a step-wise displacement of the target may be substantially reduced if a gap separates the offset of the initial fixation point and the onset of the peripheral target. According to Fischer and Ramsperger (1984) this paradigm provokes a bimodal latency distribution which consi...

journal_title：Experimental brain research

authors： Jüttner M,Wolf W

更新日期：1992-01-01 00:00:00

abstract：:In this study, we sought to examine the effect of experimentally induced somatic pain on memory. Subjects heard a series of words and made categorization decisions in two different conditions. One condition included painful shocks administered just after presentation of some of the words; the other condition involved ...

journal_title：Experimental brain research

authors： Vogt KM,Norton CM,Speer LE,Tremel JJ,Ibinson JW,Reder LM,Fiez JA

更新日期：2019-07-01 00:00:00

abstract：:The effects of a cutaneous imperative stimulus trigger cue (sural nerve stimulation) versus visual cuing of rapid step initiation were assessed in young, healthy subjects (n = 18). Two sets of experiments were conducted in which the vertical ground reaction force and EMG in tibialis anterior (TA) and gluteus medius (G...

journal_title：Experimental brain research

authors： Kukulka CG,Hajela N,Olson E,Peters A,Podratz K,Quade C

更新日期：2009-01-01 00:00:00

abstract：:According to the size principle for motoneurons one would expect that an excitatory stimulus given to a motoneuronal pool should evoke small excitatory postsynaptic potentials (EPSPs) in large and large EPSPs in small motoneurons of the pool. In this study this expectation was tested for the motoneuron pool of the fir...

journal_title：Experimental brain research

authors： Awiszus F,Feistner H

更新日期：1994-01-01 00:00:00

abstract：:Interlateral transfer of learning between the legs in body balance training is a topic of theoretical and practical interest, but it has been left untouched in previous research. In this investigation, we aimed to evaluate the magnitude and asymmetry of interlateral transfer of balance stability following the practice...

journal_title：Experimental brain research

authors： Marcori AJ,Teixeira LA,Mathias KR,Dascal JB,Okazaki VHA

更新日期：2020-12-01 00:00:00