Calibration of visually guided reaching is driven by error-corrective learning and internal dynamics.

abstract：:Regeneration of a cut muscle nerve fails to restore the stretch reflex, and the companion paper to this article [Alvarez FJ, Titus-Mitchell HE, Bullinger KL, Kraszpulski M, Nardelli P, Cope TC. J Neurophysiol (August 10, 2011). doi:10.1152/jn.01095.2010] suggests an important central contribution from substantial and ...

journal_title：Journal of neurophysiology

authors： Bullinger KL,Nardelli P,Pinter MJ,Alvarez FJ,Cope TC

更新日期：2011-11-01 00:00:00

abstract：:Electrical activation of mouse dorsal root ganglion (DRG) neurons in cultures for 1-2 days produced a downregulation of voltage sensitive calcium currents, which persisted for > or = 24 h after stimulation was terminated. This regulation varied with different patterns of activation. Both the magnitude and time course ...

journal_title：Journal of neurophysiology

authors： Li M,Jia M,Fields RD,Nelson PG

更新日期：1996-10-01 00:00:00

abstract：:The receptive field organization of nociceptive neurons suggests that noxious information may be encoded by population-based mechanisms. Electrophysiological evidence of population coding mechanisms has remained limited. However, psychophysical studies examining interactions between multiple noxious stimuli can provid...

journal_title：Journal of neurophysiology

authors： Quevedo AS,Coghill RC

更新日期：2009-12-01 00:00:00

abstract：:Bis(7)-tacrine is a potent acetylcholinesterase inhibitor in which two tacrine molecules are linked by a heptylene chain. We tested the effects of bis(7)-tacrine on the spontaneous synaptic activity. Miniature endplate potentials (MEPPs) were recorded extracellularly on slices of electric organ of Torpedo marmorata. B...

journal_title：Journal of neurophysiology

authors： Ros E,Aleu J,Gomez de Aranda I,Cantí C,Pang YP,Marsal J,Solsona C

更新日期：2001-07-01 00:00:00

abstract：:1. Presynaptic activity of identified primary afferents from flexor, extensor, and bifunctional hindlimb muscles was studied with intra-axonal recordings during fictive locomotion. Fictive locomotion appeared spontaneously in decorticate cats (n = 9), with stimulation of the mesencephalic locomotor region (n = 4), and...

journal_title：Journal of neurophysiology

authors： Gossard JP,Cabelguen JM,Rossignol S

更新日期：1991-04-01 00:00:00

abstract：:Extracellular discharges from single neurons in the internal segment of the globus pallidus (GPi) were recorded and analyzed for rate changes associated with visually guided forearm rotations to four different targets. We sought to examine how GPi neurons contribute to movement preparation and execution. Unit discharg...

journal_title：Journal of neurophysiology

authors： Gdowski MJ,Miller LE,Parrish T,Nenonene EK,Houk JC

更新日期：2001-02-01 00:00:00

abstract：:We attempted to analyze the nature of premovement activity of neurons in medial motor areas [supplementary motor area (SMA) and pre-SMA] from a perspective of coding multiple movements. Monkeys were trained to perform a series of two movements with an intervening delay: supination or pronation with either forearm. Mov...

journal_title：Journal of neurophysiology

authors： Nakajima T,Hosaka R,Mushiake H,Tanji J

更新日期：2009-04-01 00:00:00

abstract：:Morphine remains widely used in clinical settings due to its potent analgesic properties. However, one of the gravest risks of all opioids is their ability to induce respiratory depression and subsequent brain hypoxia that can lead to coma and death. Due to these life-threatening effects, our goal was to examine the e...

journal_title：Journal of neurophysiology

authors： Solis E Jr,Afzal A,Kiyatkin EA

更新日期：2018-11-01 00:00:00

abstract：:The superior colliculus (SC) provides signals for the generation of saccades via a direct pathway to the brain stem burst generator (BG). In addition, it sends saccade-related activity to the BG indirectly through the cerebellum via a relay in the nucleus reticularis tegmenti pontis (NRTP). Lesions of the oculomotor v...

journal_title：Journal of neurophysiology

authors： Kaneko CR,Fuchs AF

更新日期：2006-06-01 00:00:00

abstract：:We recorded single-unit activity of 25 units in the parafoveal representation of macaque V1 to transient appearance of sinusoidal gratings. Gratings were systematically varied in spatial phase and in one or two of the following: contrast, spatial frequency, and orientation. Individual responses were compared based on ...

journal_title：Journal of neurophysiology

authors： Victor JD,Purpura KP

更新日期：1998-08-01 00:00:00

abstract：:1. Red rod photoreceptors in the toad retina, which are known to be physiologically coupled, were examined for interreceptor contacts. 2. A dense network of large gap junctions was found between the inner segments of red rods, this being the only specialized site of contact that was observed between rods. Each red rod...

journal_title：Journal of neurophysiology

authors： Gold GH,Dowling JE

更新日期：1979-01-01 00:00:00

abstract：:Recent studies conducted in our laboratory have suggested that the tongue primary motor cortex (i.e., tongue-MI) plays a critical role in the control of voluntary tongue movements in the primate. However, the possible involvement of tongue-MI in semiautomatic tongue movements, such as those in swallowing, remains unkn...

journal_title：Journal of neurophysiology

authors： Martin RE,Murray GM,Kemppainen P,Masuda Y,Sessle BJ

更新日期：1997-09-01 00:00:00

abstract：:Converging inputs to the entorhinal cortex from the piriform cortex and medial septum: facilitation and current source density analysis. J. Neurophysiol. 78: 2602-2615, 1997. The entorhinal cortex receives sensory inputs from the piriform cortex and modulatory inputs from the medial septum. To examine short-term synap...

journal_title：Journal of neurophysiology

authors： Chapman CA,Racine RJ

更新日期：1997-11-01 00:00:00

abstract：:People perceive better in cardinal directions compared with oblique ones. This directional effect, called oblique effect, has been documented in perception studies for a long time. However, typical motor studies do not differentiate learning in different directions. In this study we identify a significant directional ...

journal_title：Journal of neurophysiology

authors： Jiang W,Yuan X,Yin C,Wei K

更新日期：2018-07-01 00:00:00

abstract：:1. The homeostatic model of delta sleep has provided a useful framework for basic sleep research. This model is based on the relation of delta EEG to the duration of prior waking in man, a relation highlighted by the marked increase (rebound) in the delta EEG of nonrapid eye movement (NREM) sleep that follows total sl...

journal_title：Journal of neurophysiology

authors： Feinberg I,Campbell IG

更新日期：1993-12-01 00:00:00

abstract：:Robust auditory perception plays a pivotal function for processing behaviorally relevant sounds, particularly with distractions from the environment. The neuronal coding enabling this ability, however, is still not well understood. In this study, we recorded single-unit activity from the primary auditory cortex (A1) o...

journal_title：Journal of neurophysiology

authors： Ni R,Bender DA,Shanechi AM,Gamble JR,Barbour DL

更新日期：2017-02-01 00:00:00

abstract：:Blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI) is widely used as a measure of neuronal activity, despite an incomplete understanding of the hemodynamic and neural bases for BOLD signals. Recent work by Lee and colleagues investigated whether activating genetically specified neuro...

journal_title：Journal of neurophysiology

authors： Palmer HS

更新日期：2010-10-01 00:00:00

abstract：:Our continuous perception of the world could be the result of discrete sampling, where individual snapshots are seamlessly fused into a coherent stream. It has been argued that endogenous oscillatory brain activity could provide the functional substrate of cortical rhythmic sampling. A new study demonstrates that cort...

journal_title：Journal of neurophysiology

authors： Helfrich RF

更新日期：2018-04-01 00:00:00

abstract：:1. We analyzed the activity of single neurons in gustatory cortex of alert cynomolgus monkeys in response to the four basic taste stimuli and to a range of chemicals, all of which are predominantly sweet to humans. 2. We recorded taste-evoked responses from a cortical area that measured 4.0 mm in its anteroposterior e...

journal_title：Journal of neurophysiology

authors： Plata-Salamán CR,Scott TR,Smith-Swintosky VL

更新日期：1993-02-01 00:00:00

abstract：:Alzheimer's disease (AD) is a progressive neurodegenerative condition characterized by profound deficits in memory and cognitive function. Neuropathological hallmarks of the disease include a loss of basal forebrain cholinergic neurons and the deposition of beta-amyloid peptide (Abeta) in neuritic plaques. At a cellul...

journal_title：Journal of neurophysiology

authors： Fu W,Jhamandas JH

更新日期：2003-11-01 00:00:00

abstract：:Learned vocalizations, such as bird song, require intricate coordination of vocal and respiratory muscles. Although the neural basis for this coordination remains poorly understood, it likely includes direct synaptic interactions between respiratory premotor neurons and vocal motor neurons. In birds, as in mammals, th...

journal_title：Journal of neurophysiology

authors： Kubke MF,Yazaki-Sugiyama Y,Mooney R,Wild JM

更新日期：2005-10-01 00:00:00

abstract：:Propriospinal interneurons in the thoracic spinal cord have vital roles not only in controlling respiratory and trunk muscles, but also in providing possible substrates for recovery from spinal cord injury. Intracellular recordings were made from such interneurons in anesthetized cats under neuromuscular blockade and ...

journal_title：Journal of neurophysiology

authors： Saywell SA,Ford TW,Meehan CF,Todd AJ,Kirkwood PA

更新日期：2011-02-01 00:00:00

abstract：:The goal of this study was to characterize the effects of corticotrophin-releasing factor (CRF) on rat paraventricular nucleus (PVN) putative parvocellular neurons using whole cell patch-clamp recordings and single-cell reverse transcription-multiplex polymerase chain reaction (single-cell RT-mPCR) techniques. Under c...

journal_title：Journal of neurophysiology

authors： Qiu DL,Chu CP,Shirasaka T,Tsukino H,Nakao H,Kato K,Kunitake T,Katoh T,Kannan H

更新日期：2005-07-01 00:00:00

abstract：:1. Study of memory traces in higher animals requires experimental models possessing well-localized and technically accessible memory traces--plasticity responsible for behavioral change, not dependent on control from elsewhere, and open to detailed investigation. Our purpose has been to develop such a model based on t...

journal_title：Journal of neurophysiology

authors： Wolpaw JR,Lee CL

更新日期：1989-03-01 00:00:00

abstract：:Hyolaryngeal elevation is essential for airway protection during swallowing and is mainly a reflexive response to oropharyngeal sensory stimulation. Targeted intramuscular electrical stimulation can elevate the resting larynx and, if applied during swallowing, may improve airway protection in dysphagic patients with i...

journal_title：Journal of neurophysiology

authors： Burnett TA,Mann EA,Stoklosa JB,Ludlow CL

更新日期：2005-12-01 00:00:00

abstract：:Local computation in microcircuits is an essential feature of distributed information processing in vertebrate and invertebrate brains. The insect antennal lobe represents a spatially confined local network that processes high-dimensional and redundant peripheral input to compute an efficient odor code. Social insects...

journal_title：Journal of neurophysiology

authors： Meyer A,Galizia CG,Nawrot MP

更新日期：2013-11-01 00:00:00

abstract：:Fear conditioning studies have led to the view that the amygdala contains neurons that signal threat and in turn elicit defensive behaviors through their brain stem and hypothalamic targets. In agreement with this model, a prior unit-recording study in rats performing a seminaturalistic foraging task revealed that man...

journal_title：Journal of neurophysiology

authors： Amir A,Kyriazi P,Lee SC,Headley DB,Paré D

更新日期：2019-05-01 00:00:00

abstract：:1. In a search for correlated fast rhythms in recurrent laryngeal (RL) expiratory (E) activities, we performed spectral and coherence analysis on bilateral RL nerve discharges in 54 midcollicular decerebrate, paralyzed cats. 2. Inspiratory (I) RL activities showed in almost all cases high-frequency oscillations (HFO, ...

journal_title：Journal of neurophysiology

authors： Huang WX,Christakos CN,Cohen MI,He Q

更新日期：1993-11-01 00:00:00

abstract：:We investigated the afferents and intracortical synaptic organization of the anterior cingulate cortex (ACC) during noxious electrical stimulation. Extracellular field potentials were recorded simultaneously from 16 electrodes spanning all layers of the ACC in male Sprague-Dawley rats anesthetized by halothane inhalat...

journal_title：Journal of neurophysiology

authors： Yang JW,Shih HC,Shyu BC

更新日期：2006-12-01 00:00:00

abstract：:Individuals who have experienced a stroke often demonstrate inappropriate muscle activity phasing in the paretic leg during locomotion. Past research has demonstrated that inappropriate paretic phasing varies between behavioral contexts and is reduced during unilateral pedaling with the nonparetic leg inactive. We inv...

journal_title：Journal of neurophysiology

authors： Mullens CH,Brown DA

更新日期：2018-06-01 00:00:00