Adaptation and habituation characteristics of tectal neurons in the pigeon.

abstract：:It has been suggested that lagged and non-lagged cells in the cat dorsal lateral geniculate nucleus (LGN) represent state-dependent response modes of the same class of LGN cells. In two separate experiments with single-unit recording in the LGN of anaesthetized and paralysed adult cats, a lagged and a nonlagged X-cell...

journal_title：Experimental brain research

authors： Hartveit E

更新日期：1992-01-01 00:00:00

abstract：:The present study used a force-matching task to measure how accurately subjects could match a force using different muscle groups. Forces ranging in magnitude from 2 to 10 N were produced and matched by three muscle groups: the elbow flexors, the forearm and hand muscles involved in the palmar prehensile grasp, and th...

journal_title：Experimental brain research

authors： Jones LA

更新日期：2003-07-01 00:00:00

abstract：:We previously demonstrated that velocity and movement time for the initial segment for a two-stroke movement are scaled in relation to the difficulty of the second segment. The interdependent kinematic changes were interpreted as evidence that movement planning/organization processes consider the movement parameters o...

journal_title：Experimental brain research

authors： Rand MK,Stelmach GE

更新日期：2000-09-01 00:00:00

abstract：:Vision can improve bipedal upright stability during standing and locomotion. However, during locomotion, vision supports additional behaviors such as gait cycle modulation, navigation, and obstacle avoidance. Here, we investigate how the multiple roles of vision are reflected in the dynamics of trunk control as the ne...

journal_title：Experimental brain research

authors： Logan D,Kiemel T,Dominici N,Cappellini G,Ivanenko Y,Lacquaniti F,Jeka JJ

更新日期：2010-10-01 00:00:00

abstract：:It has been proposed that the subthalamic nucleus (STN) mediates response inhibition and conflict resolution through the fronto-basal ganglia pathways. Our aim was to compare the effects of deep brain stimulation (DBS) of the STN on reactive and proactive inhibition and conflict resolution in Parkinson's disease using...

journal_title：Experimental brain research

authors： Obeso I,Wilkinson L,Rodríguez-Oroz MC,Obeso JA,Jahanshahi M

更新日期：2013-05-01 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：:Feedback about error or reward is regarded essential for aiding learners to acquire a perceptual-motor skill. Yet, when a task has redundancy and the mapping between execution and performance outcome is unknown, simple error feedback does not suffice in guiding the learner toward the optimal solutions. The present stu...

journal_title：Experimental brain research

authors： Huber ME,Sternad D

更新日期：2015-06-01 00:00:00

abstract：:The fear of falling can be manipulated by introducing a postural threat (e.g., an elevated support surface) during stance and gait. Under these conditions, balance parameters are altered in both young and elderly individuals. This study aimed to dissociate the physical and psychological aspects of the threat and show ...

journal_title：Experimental brain research

authors： Dubreucq L,Mereu A,Blanc G,Filiatrault J,Duclos C

更新日期：2017-05-01 00:00:00

abstract：:Our goal was to study potential substrates for cortical modulation of vestibular reflexes in the cat. In initial experiments, injections of wheat-germ-agglutinate-horseradish-peroxidase into Deiters' nucleus and the rostral descending nucleus revealed bilateral colonies of retrogradely filled neurons in cortical areas...

journal_title：Experimental brain research

authors： Wilson VJ,Zarzecki P,Schor RH,Isu N,Rose PK,Sato H,Thomson DB,Umezaki T

更新日期：1999-03-01 00:00:00

abstract：:Many vertebrates generate blinks as a component of saccadic gaze shifts. We investigated the nature of this linkage between saccades and blinking in normal humans. Activation of the orbicularis oculi, the lid closing muscle, EMG occurred with 97% of saccadic gaze shifts larger than 33 degrees. The blinks typically beg...

journal_title：Experimental brain research

authors： Evinger C,Manning KA,Pellegrini JJ,Basso MA,Powers AS,Sibony PA

更新日期：1994-01-01 00:00:00

abstract：:Theta burst stimulation (TBS) is a special repetitive transcranial magnetic stimulation (rTMS) paradigm, where bursts of low-intensity stimuli are applied in the theta frequency. The aim of this study was to investigate the effect of neuronavigated TBS over primary somatosensory cortex (SI) on laser-evoked potentials ...

journal_title：Experimental brain research

authors： Poreisz C,Antal A,Boros K,Brepohl N,Csifcsák G,Paulus W

更新日期：2008-03-01 00:00:00

abstract：:In the present study, we examined the effects of explicit knowledge, obtained through instruction or spontaneous detection, on the transfer of visuomotor sequence learning. In the learning session, participants learned a visuomotor sequence, via trial and error. In the transfer session, the order of the sequence was r...

journal_title：Experimental brain research

authors： Tanaka K,Watanabe K

更新日期：2017-06-01 00:00:00

abstract：:We investigated the effect of foot position and foot orientation on asymmetrical body weight loading and the inter- and intra-foot coordination dynamics of standing postures. The participants were instructed to stand with the feet side-by-side and in staggered and tandem positions with the right foot oriented at diffe...

journal_title：Experimental brain research

authors： Wang Z,Molenaar PC,Newell KM

更新日期：2013-09-01 00:00:00

abstract：:We examined opioid binding in fractions with disconnected nerve endings (secretosomes) which were prepared from porcine neurohypophyses by centrifugation in a discontinuous Percoll gradient. Specific (= displaceable) binding was observed with 3H-etorphine and with 3H-diprenorphine, two ligands with low selectivity for...

journal_title：Experimental brain research

authors： Falke N,Martin R

更新日期：1988-01-01 00:00:00

abstract：:The possibility that effects of fornix stimulation on units in the medial preoptic region (MPO) may be via an interposed neuron in the dorsal septum was investigated using electrophysiological techniques. We found a reciprocal monosynaptic linkage between the MPO and the dorsal, medial and fimbrial septal nuclei. When...

journal_title：Experimental brain research

authors： Hubbard JI,Sirett NE,Mills RG,Hyland BI

更新日期：1986-01-01 00:00:00

abstract：:We examined the coordination of multi-digit grasping forces as they developed during object grasping and lifting. Ten subjects with Parkinson's disease (PD; OFF and ON medication) and ten healthy age-matched control subjects lifted a manipulandum that measured normal forces at each digit and the manipulandum's positio...

journal_title：Experimental brain research

authors： Muratori LM,McIsaac TL,Gordon AM,Santello M

更新日期：2008-02-01 00:00:00

abstract：:The effect of Coriolis, cross-coupled stimulation on the vestibuloocular reflex and the elicitation of motion sickness depends on background gravitoinertial force level (DiZio et al. 1986, 1987; Graybiel et al. 1977; Lackner and Graybiel 1984, 1986). We have explored whether this response dependency is related to the ...

journal_title：Experimental brain research

authors： DiZio P,Lackner JR

更新日期：1988-01-01 00:00:00

abstract：:We recorded from 389 "reach" neurons (two monkeys) in the superior colliculus (SC) and underlying reticular formation (RF) or adjacent periaqueductal grey, whose activity was related to visually guided arm movements. Reach neurons were present from approximately 0.7 mm down to a depth of 6 mm below the surface of the ...

journal_title：Experimental brain research

authors： Werner W,Hoffmann KP,Dannenberg S

更新日期：1997-06-01 00:00:00

abstract：:Recent studies have demonstrated that dyslexia is associated with deficits in the temporal encoding of sensory information. While most previous studies have focused on information processing within a single sensory modality, it is clear that the deficits seen in dyslexia span multiple sensory systems. Surprisingly, al...

journal_title：Experimental brain research

authors： Hairston WD,Burdette JH,Flowers DL,Wood FB,Wallace MT

更新日期：2005-10-01 00:00:00

abstract：:Single fibre recordings were performed from the auditory nerve of the caiman, Caiman crocodilus. All neurones were spontaneously active (1-80 imp/s). Clicks evoked multiple peaks in the post stimulus time histogram spaced at 1/CF. At high intensities irregularities were observed. The latencies of the first peak observ...

journal_title：Experimental brain research

authors： Klinke R,Pause M

更新日期：1980-01-01 00:00:00

abstract：:The smooth pursuit eye movement system uses retinal information about the image-slip-velocity of the target in order to match the eye-velocity-in-space (i.e., gaze-velocity) to the actual target velocity. To maintain the target image on the fovea during smooth gaze tracking, and to compensate for the long delays invol...

journal_title：Experimental brain research

authors： Fukushima K,Yamanobe T,Shinmei Y,Fukushima J

更新日期：2002-07-01 00:00:00

abstract：:Percutaneous electrical stimulation of the motor cortex was used to activate rapidly conducting corticofugal pathways to human abdominal muscles. Following cortical stimulation the response latencies for the abdominal muscles were similar to those for limb muscles which are a similar distance from the motor cortex. Co...

journal_title：Experimental brain research

authors： Plassman BL,Gandevia SC

更新日期：1989-01-01 00:00:00

abstract：:It is an important issue to address the mode of information processing in the somatic motor circuit linking the frontal cortex and the basal ganglia. In the present study, we investigated the extent to which corticostriatal input zones from the primary motor cortex (MI), the supplementary motor area (SMA), and the pre...

journal_title：Experimental brain research

authors： Takada M,Tokuno H,Nambu A,Inase M

更新日期：1998-05-01 00:00:00

abstract：:The firing of tuberoinfundibular neurones antidromically identified as projecting to the median eminence was recorded during electrical stimulation of the preoptic and/or anterior hypothalamic areas (PO/AH) of the rostral hypothalamus. Parameters of stimulation were chosen which are known to cause increased secretion ...

journal_title：Experimental brain research

authors： Saphier DJ,Dyer RG

更新日期：1980-01-01 00:00:00

abstract：:Human gait is a complex process in the central nervous system that results from the integrity of various mechanisms, including different cortical and subcortical structures. In the present study, we investigated cortical activity during lower limb movement using EEG. Assisted by a dynamic tilt table, all subjects perf...

journal_title：Experimental brain research

authors： Wieser M,Haefeli J,Bütler L,Jäncke L,Riener R,Koeneke S

更新日期：2010-05-01 00:00:00

abstract：:Given the number of muscles and joints of the arm, more ways are available to produce an identical hand movement when pointing to a target than are strictly necessary. How the nervous system manages these abundant degrees of freedom was the focus of this study of pointing to targets of low and high indices of difficul...

journal_title：Experimental brain research

authors： Tseng YW,Scholz JP,Schöner G,Hotchkiss L

更新日期：2003-04-01 00:00:00

abstract：:Previous findings have suggested that visuomotor programming can make use of learned size information in experimental paradigms where movement kinematics are quite consistent from trial to trial. The present experiment was designed to test whether or not this conclusion could be generalized to a different manipulation...

journal_title：Experimental brain research

authors： Haffenden AM,Goodale MA

更新日期：2002-12-01 00:00:00

abstract：:Unilateral isometric muscle contractions increase motor-evoked potentials (MEPs) produced by transcranial magnetic stimulation not only in the contracting muscle but also in the resting contralateral homologous muscle. Corticospinal excitability in the M1 contralateral to the contracting muscle changes depending on th...

journal_title：Experimental brain research

authors： Uematsu A,Obata H,Endoh T,Kitamura T,Hortobágyi T,Nakazawa K,Suzuki S

更新日期：2010-09-01 00:00:00

abstract：:Ganglioside and DNA levels were estimated in the striatum of rats 10 days and 6 weeks after lesioning by intrastriatal injection of kainic acid. There was a moderate, 21-24% decrease of the ganglioside concentration per unit protein on the side of the lesion, which can be ascribed to the loss of the intrinsic striatal...

journal_title：Experimental brain research

authors： Higatsberger MR,Sperk G,Bernheimer H,Shannak KS,Hornykiewicz O

更新日期：1981-01-01 00:00:00

abstract：:Previous studies have indicated that the geniohyoid (GH) muscle is innervated by efferent axons from both the hypoglossal nerve (CN XII) and ansa cervicalis. To clarify the physiological significance of this dual innervation of the GH muscle, we examined properties of efferent innervations in rat GH muscle using elect...

journal_title：Experimental brain research

authors： Yasuda K,Mori R,Tanaka M,Nakayama Y,Tanaka S,Kumai T,Matsuhashi H,Kondo E,Yamaoka M,Furusawa K

更新日期：2003-12-01 00:00:00