Neurophysiological properties of the retinal ganglion cell classes of the Cuban treefrog, Hyla septentrionalis.

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：:While sensory corticotectal connections have received considerable attention, relatively little is known about the nature of superior colliculus neurons that receive input from the cortical frontal eye fields. The present experiments used microstimulation of indwelling electrodes in the frontal eye fields and single-u...

journal_title：Experimental brain research

authors： Meredith MA

更新日期：1999-10-01 00:00:00

abstract：:The content of calcitonin gene-related peptide-like immunoreactivity (CGRP-LI) in motoneurons was studied in four motor pools supplying muscles in the rat hind limb subserving different types of motor activity. The motor pools were identified by retrograde labeling with horseradish peroxidase or fluorophore-conjugated...

journal_title：Experimental brain research

authors： Piehl F,Arvidsson U,Hökfelt T,Cullheim S

更新日期：1993-01-01 00:00:00

abstract：:Functionally and anatomically, the orbicularis oculi (OO) muscle can be subdivided in a pretarsal, a preseptal, and an orbital portion. In the rhesus monkey, fluorescent and neuronal retrograde tracing experiments were performed in the pretarsal or the orbital portion of the OO muscle, or both, using fast blue, diamid...

journal_title：Experimental brain research

authors： VanderWerf F,Aramideh M,Otto JA,Ongerboer de Visser BW

更新日期：1998-08-01 00:00:00

abstract：:Single unit activity was recorded in the striate cortex of vision-deprived cats aged between 3 and 8 weeks. Contrast sensitivity or response measurements made using moving sinusoidal gratings were used to construct spatial frequency tuning curves. At 3 weeks sensitivity, selectivity (assessed both as the narrowness of...

journal_title：Experimental brain research

authors： Derrington AM

更新日期：1984-01-01 00:00:00

abstract：:Six cats were reared with surgically produced squint or atropinisation of one eye during the sensitive period of development. Five cats were reared without an ocular interference but in the same environment as the experimental cats. Four of these normally reared cats provided control data for perikaryal size. When the...

journal_title：Experimental brain research

authors： Tremain KE,Ikeda H

更新日期：1982-01-01 00:00:00

abstract：:Immunoreactive TRH-containing neurons and their synaptic associations were studied electron microscopically in the paraventricular nucleus (PVN) and dorsomedial nucleus (DMH) of the rat hypothalamus. In propylthiouracil (PTU)-treated rats, the immunoreactive cell bodies in the PVN appeared to be activated, showing a h...

journal_title：Experimental brain research

authors： Hisano S,Ishizuka H,Nishiyama T,Tsuruo Y,Katoh S,Daikoku S

更新日期：1986-01-01 00:00:00

abstract：:The distribution of anterogradely-labeled fibers and retrogradely-labeled cell bodies in the interpeduncular nucleus (IPN) was mapped after injections of wheat-germ agglutinin conjugated to horseradish peroxidase (WGA-HRP) into various structures of the basal forebrain in adult rats. WGA-HRP injections into the medial...

journal_title：Experimental brain research

authors： Vertes RP,Fass B

更新日期：1988-01-01 00:00:00

abstract：:The aim of this study was to investigate the effect of single joint displacement on the pattern of leg muscle electromyographic (EMG) activity during locomotion. For the first time, unilateral rotational hip or knee joint displacements were applied by a driven orthotic device at three phases of swing during locomotion...

journal_title：Experimental brain research

authors： Dietz V,Colombo G,Müller R

更新日期：2004-10-01 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：:The tectofugal pathway in birds has been reported to process primarily information from the contralateral eye. Although this pathway has access to the contralateral hemisphere by various connections, electrophysiological recordings up to now have failed to demonstrate any excitatory influence of visual stimulation in ...

journal_title：Experimental brain research

authors： Engelage J,Bischof HJ

更新日期：1988-01-01 00:00:00

abstract：:The aim of this work was to study the neurochemical effects in the brain of GABA-transaminase inhibition by systemic administration of gabaculine (100 mg/kg, i.a.) in the rat. In order to investigate neurotransmitter and related amino-acid compartmentation and metabolism, we have developed an original tool: the coupli...

journal_title：Experimental brain research

authors： Piérard C,Pérès M,Satabin P,Guezennec CY,Lagarde D

更新日期：1999-08-01 00:00:00

abstract：:Recent animal studies have found neuronal expression of major histocompatibility complex (MHC) class I in the central nervous system (CNS). However, the developmental expression profiles of MHC class I in human CNS remain unclear. Here, we systemically evaluate the expression and subcellular localization of MHC class ...

journal_title：Experimental brain research

authors： Zhang A,Yu H,He Y,Shen Y,Zhang Y,Liu J,Fu B,Lv D,Miao F,Zhang J

更新日期：2015-09-01 00:00:00

abstract：:The photothrombotic ring stroke model with sustained underperfusion followed by late spontaneous reperfusion (Gu et al. 1999) was employed to study its morphological consequences. The exposed crania of adult male Wistar rats were subjected to a ring-shaped laser irradiation beam simultaneously with intravenous erythro...

journal_title：Experimental brain research

authors： Gu WG,Brännström T,Jiang W,Wester P

更新日期：1999-03-01 00:00:00

abstract：:The Attention Network Test (ANT) is a frequently used computer-based tool for measuring the three attention networks (alerting, orienting, and executive control). We examined the psychometric properties of performance on a variant of the ANT, the Attention Network Test-Interaction (ANT-I) in healthy older adults (N = ...

journal_title：Experimental brain research

authors： Ishigami Y,Eskes GA,Tyndall AV,Longman RS,Drogos LL,Poulin MJ

更新日期：2016-03-01 00:00:00

abstract：:In order to navigate efficiently, animals can benefit from internal representations of their moment-to-moment orientation. Head-direction (HD) cells are neurons that discharge maximally when the head of a rat is oriented in a specific ("preferred") direction in the horizontal plane, independently from position or ongo...

journal_title：Experimental brain research

authors： Zugaro MB,Tabuchi E,Wiener SI

更新日期：2000-07-01 00:00:00

abstract：:Movement sequences such as typing or tapping display important interactions among finger movements arising from anticipatory motion (preparing for upcoming events) and coupling (non-independence among fingers). We examined pianists' finger tapping for the influence of cognitive chunking processes and biomechanical cou...

journal_title：Experimental brain research

authors： Loehr JD,Palmer C

更新日期：2007-04-01 00:00:00

abstract：:The aim of this study was to determine whether vestibular information related to head acceleration is available for triggering postural responses to perturbations of stance in the freely-standing cat. Linear accelerations of the head were recorded during postural responses evoked by linear translations of the support ...

journal_title：Experimental brain research

authors： Inglis JT,Macpherson JM

更新日期：1991-01-01 00:00:00

abstract：:Everyday life requires the ability to flexibly switch between tasks. Often, task switching is accompanied by concurrent cognitive activities that compete for limited attentional resources. This study aimed to characterize the effects of attentional load on task switching. In experiment 1, participants performed an int...

journal_title：Experimental brain research

authors： Chan JL,DeSouza JF

更新日期：2013-06-01 00:00:00

abstract：:This study examined modulation of corticospinal excitability during both actual and imagined movements. Seven young healthy subjects performed actual (3-50% maximal voluntary contractions) and imagined index finger force production, and rest. Individual responses to focal transcranial magnetic stimulation (TMS) in fou...

journal_title：Experimental brain research

authors： Li S

更新日期：2007-05-01 00:00:00

abstract：:Dynamic changes of deficits in canal and otolith vestibulo-ocular reflexes (VORs) to high acceleration, eccentric yaw rotations were investigated in five subjects aged 25-65 years before and at frequent intervals 3-451 days following unilateral vestibular deafferentation (UVD) due to labyrinthectomy or vestibular neur...

journal_title：Experimental brain research

authors： Tian JR,Ishiyama A,Demer JL

更新日期：2007-04-01 00:00:00

abstract：:A strong subjective tendency exists for simultaneous sound frequencies forming an harmonic series (integer multiples of the fundamental) to "group" together into a unified auditory percept whose pitch is similar to that of the fundamental. The aim of the study was to determine whether cortical auditory evoked potentia...

journal_title：Experimental brain research

authors： Jones SJ

更新日期：2003-06-01 00:00:00

abstract：:Shape is an inherent property of objects existing in both vision and touch but not audition. Can shape then be represented by sound artificially? It has previously been shown that sound can convey visual information by means of image-to-sound coding, but whether sound can code tactile information is not clear. Blindfo...

journal_title：Experimental brain research

authors： Kim JK,Zatorre RJ

更新日期：2010-05-01 00:00:00

abstract：:Corticofugal influence upon lateral geniculate units was evaluated by inactivating the visual cortex with a topical application of 3M KCL in rabbits. The results revealed a decrease of spontaneous firing in slow P cells following cortical depression suggesting a tonic corticofugal influence. The most consistently obse...

journal_title：Experimental brain research

authors： Molotchnikoff S,Lachapelle P

更新日期：1977-09-28 00:00:00

abstract：:Intracortical inhibition was investigated in normal human volunteers by paired-pulse transcranial magnetic stimulation, using a new, computer-assisted threshold-tracking method. Motor threshold was defined as the stimulus amplitude required to evoke a motor evoked potential of 0.2 mV (peak-to-peak) in abductor pollici...

journal_title：Experimental brain research

authors： Fisher RJ,Nakamura Y,Bestmann S,Rothwell JC,Bostock H

更新日期：2002-03-01 00:00:00

abstract：:For the vestibulo-ocular reflex (VOR) to function properly, namely to ensure a stable retinal image under all circumstances, it should be able to take into account varying eye positions in the orbit and varying orientations of the head with respect to the axis about which it is rotating. We tested this capability by q...

journal_title：Experimental brain research

authors： Fetter M,Hain TC,Zee DS

更新日期：1986-01-01 00:00:00

abstract：:During fast, saccadic eye movements visual perception is suppressed. This saccadic suppression prevents erroneous and distracting motion percepts resulting from saccade induced retinal slip. Although saccadic suppression occurs over a substantial time interval around the saccade, there is no "perceptual gap" during sa...

journal_title：Experimental brain research

authors： Georg K,Lappe M

更新日期：2007-07-01 00:00:00

abstract：:Little is known about mechanisms used by the nervous system to encode time. In light of recent evidence, cerebellar cortex involvement in the learned timing of conditioned eyelid responses shows promise as an area of investigation into neural timing mechanisms. Lesion studies indicate that the cerebellar cortex is nec...

journal_title：Experimental brain research

authors： Perrett SP

更新日期：1998-07-01 00:00:00

abstract：:Previous studies in our laboratory examining pointing and reach-to-grasp movements of Parkinson's disease patients (PDPs) have found that PDPs exhibit specific deficits in movement coordination and in the sensorimotor transformations required to accurately guide movements. We have identified a particular difficulty in...

journal_title：Experimental brain research

authors： Schettino LF,Adamovich SV,Hening W,Tunik E,Sage J,Poizner H

更新日期：2006-01-01 00:00:00

abstract：:Realistic appearance and complexity in the visual field are known to affect the strength of vection (visually induced self-motion perception). Although surface properties of materials are, therefore, expected to be visual features that influence vection, to date, the results have been mixed. Here, we used computer gra...

journal_title：Experimental brain research

authors： Morimoto Y,Sato H,Hiramatsu C,Seno T

更新日期：2019-10-01 00:00:00