Analysis of afferent responses from isolated semicircular canal of the guitarfish using rotational acceleration white-noise inputs. I. Correlation of response dynamics with receptor innervation.

abstract：:Older adults are at a high risk of falls, and most falls occur during locomotor activities like walking. This study aimed to improve our understanding of changes in neuromuscular control associated with increased risk of falls in older adults in the presence of dynamic balance challenges during walking. Motor module (...

journal_title：Journal of neurophysiology

authors： Allen JL,Franz JR

更新日期：2018-11-01 00:00:00

abstract：:Express saccades represent the fastest possible eye movements to visual targets with reaction times that approach minimum sensory-motor conduction delays. Previous work in monkeys has identified two specific neural signals in the superior colliculus (SC: a midbrain sensorimotor integration structure involved in gaze c...

journal_title：Journal of neurophysiology

authors： Marino RA,Levy R,Munoz DP

更新日期：2015-08-01 00:00:00

abstract：:Manipulations of vagal activity are used to treat medical pathologies, but the underlying CNS changes caused by these treatments are not well understood. Furthermore, heart and lung transplant as well as treatments for many gastrointestinal disorders result in section of the vagus nerve (vagotomy). Following unilatera...

journal_title：Journal of neurophysiology

authors： Swartz JB,Weinreich D

更新日期：2009-11-01 00:00:00

abstract：:The essential role of calcium in the induction of long-term potentiation (LTP) has been well established. In particular, calcium influx via the N-methyl-D-aspartate (NMDA) receptor (NMDAR) is important for LTP induction in many pathways. However, the specific roles of other calcium sources in hippocampal LTP are less ...

journal_title：Journal of neurophysiology

authors： Raymond CR,Redman SJ

更新日期：2002-07-01 00:00:00

abstract：:Silencing-induced homeostatic plasticity is usually expressed as a change in the amplitude or the frequency of miniature postsynaptic currents. Here we report that, prolonged (approximately 24 h) silencing of mature (20-22 days in vitro) cultured hippocampal neurons using the voltage-gated sodium channel blocker tetro...

journal_title：Journal of neurophysiology

authors： Sokolova IV,Mody I

更新日期：2008-08-01 00:00:00

abstract：:Adaptation of fingertip forces to friction at the grasping surface is necessary to prevent use of inadequate or excessive grip forces. In the current study we investigated the effect of blocking tactile information from the fingertips noninvasively on the adaptation and efficiency of grip forces to surface friction du...

journal_title：Journal of neurophysiology

authors： Bilaloglu S,Lu Y,Geller D,Rizzo JR,Aluru V,Gardner EP,Raghavan P

更新日期：2016-03-01 00:00:00

abstract：:Layer IV of rodent primary somatosensory cortex is characterized by an array of whisker-related groups of neurons, known as "barrels." Neurons within each barrel respond best to a particular whisker on the contralateral face, and, on deflection of adjacent whiskers, display relatively weak excitation followed by stron...

journal_title：Journal of neurophysiology

authors： Goldreich D,Kyriazi HT,Simons DJ

更新日期：1999-09-01 00:00:00

abstract：:In this tribute to Reggie Edgerton, I briefly review the spinal mechanisms that coordinate locomotion and the interaction between the different sensory mechanisms that help coordinate the locomotor movements and the central locomotor network. The step cycle has four distinct parts, the support phase, the lift off, the...

journal_title：Journal of neurophysiology

authors： Grillner S

更新日期：2020-12-23 00:00:00

abstract：:Learning theories of drug addiction propose that the disorder is, at least in part, attributable to drug effects on accumbal mechanisms that are normally involved in reward-related learning. The neurophysiological mechanisms that might transduce such a drug effect on accumbal mechanisms have yet to be identified. Prev...

journal_title：Journal of neurophysiology

authors： Peoples LL,Cavanaugh D

更新日期：2003-08-01 00:00:00

abstract：:The goal of retinal prosthetic devices is to generate meaningful visual information in patients that have lost outer retinal function. To accomplish this, these devices should generate patterns of ganglion cell activity that closely resemble the spatial and temporal components of those patterns that are normally elici...

journal_title：Journal of neurophysiology

authors： Fried SI,Hsueh HA,Werblin FS

更新日期：2006-02-01 00:00:00

abstract：:Leopard frog saccular hair cells exhibit an electrical resonance in response to a depolarizing stimulus that has been proposed to contribute to the tuning properties of the frog sacculus by acting as an electrical band-pass filter. With the whole cell patch-clamp technique, we have investigated the effect of temperatu...

journal_title：Journal of neurophysiology

authors： Smotherman MS,Narins PM

更新日期：1998-01-01 00:00:00

abstract：:Gain-of-function variants in voltage-gated sodium channel NaV1.7 that increase firing frequency and spontaneous firing of dorsal root ganglion (DRG) neurons have recently been identified in 5-10% of patients with idiopathic small fiber neuropathy (I-SFN). Our previous in vitro observations suggest that enhanced sodium...

journal_title：Journal of neurophysiology

authors： Lee SI,Hoeijmakers JGJ,Faber CG,Merkies ISJ,Lauria G,Waxman SG

更新日期：2020-02-01 00:00:00

abstract：:1. The response to an optimally oriented stimulus of both simple and complex cells in the cat's striate visual cortex (area 17) can be suppressed by the superposition of an orthogonally oriented drifting grating. This effect is referred to as cross-orientation suppression. We have examined the spatial organization and...

journal_title：Journal of neurophysiology

authors： DeAngelis GC,Robson JG,Ohzawa I,Freeman RD

更新日期：1992-07-01 00:00:00

abstract：:1. The shared inputs to cat retinal ganglion cells have been investigated by studying correlations in the maintained firing of neighboring ganglion cells. The firing of one cell was recorded from its axon in the optic tract, while that of a neighboring cell was simultaneously recorded with a second electrode in the re...

journal_title：Journal of neurophysiology

authors： Mastronarde DN

更新日期：1983-02-01 00:00:00

abstract：:For the first time in any vertebrate, in vivo responses of single olfactory receptor neurons to odorant mixtures were studied quantitatively. Extracellular electrophysiological response of 54 single olfactory receptor neurons from 23 channel catfish, Ictalurus punctatus, to binary mixtures of amino acids and to their ...

journal_title：Journal of neurophysiology

authors： Kang J,Caprio J

更新日期：1997-01-01 00:00:00

abstract：:Most studies investigating neural representations of species-specific vocalizations in non-human primates and other species have involved studying neural responses to vocalization tokens. One limitation of such approaches is the difficulty in determining which acoustical features of vocalizations evoke neural response...

journal_title：Journal of neurophysiology

authors： DiMattina C,Wang X

更新日期：2006-02-01 00:00:00

abstract：:We have investigated whether neurons in superficial laminae of the spinal dorsal horn respond to intracutaneous (ic) delivery of histamine and other irritant chemicals, and thus might be involved in signaling sensations of itch or chemogenic pain. Single-unit recordings were made from superficial lumbar dorsal horn ne...

journal_title：Journal of neurophysiology

authors： Jinks SL,Carstens E

更新日期：2000-08-01 00:00:00

abstract：:Sustained oscillations of 13-18 Hz were observed in local field potentials (LFPs) in the cerebellar cortex of a behaving monkey. These oscillations, which appeared to be generated in the granular cell layer, were particularly prominent in the paramedian lobule. The oscillatory activity decreased during drowsiness or e...

journal_title：Journal of neurophysiology

authors： Pellerin JP,Lamarre Y

更新日期：1997-12-01 00:00:00

abstract：:1. The active stiffness of ventral superficial abdominal muscle (VSM) of the hermit crab, Pagurus pollicarus, was measured with ramp stretches of different amplitudes and velocities. Active stiffness was calculated by subtracting the peak force produced by passive stretch and the isometric force just before stretch fr...

journal_title：Journal of neurophysiology

authors： Chapple WD

更新日期：1989-11-01 00:00:00

abstract：:1. The heart of the nudibranch mollusc Archidoris montereyensis is uniquely responsive to regulation by identifiable cardiac motor neurons. The neurotransmitters mediating the strong excitatory and inhibitory actions of the neurons are unknown. 2. In this study we developed an infused, in vitro preparation of the Arch...

journal_title：Journal of neurophysiology

authors： Wiens BL,Brownell PH

更新日期：1995-10-01 00:00:00

abstract：:ACh modulates neuronal activity throughout the cerebral cortex, including the primary visual cortex (V1). However, a number of issues regarding this modulation remain unknown, such as the effect and its function and the receptor subtypes involved. To address these issues, we combined extracellular single-unit recordin...

journal_title：Journal of neurophysiology

authors： Soma S,Shimegi S,Osaki H,Sato H

更新日期：2012-01-01 00:00:00

abstract：:We studied two human subjects with total deafferentation of one upper limb secondary to traumatic multiple cervical root avulsions. Both subjects developed a phantom limb and underwent elective amputation of the paralyzed, deafferentated limb. Psychophysical study revealed in each subject an area of skin in the pector...

journal_title：Journal of neurophysiology

authors： Kew JJ,Halligan PW,Marshall JC,Passingham RE,Rothwell JC,Ridding MC,Marsden CD,Brooks DJ

更新日期：1997-05-01 00:00:00

abstract：:1. The effects of acute and chronic labyrinthectomies on Fos-defined neuronal activity induced by rotation were determined with the use of quantitative image analysis procedures. Unilateral sodium arsanilate labyrinthectomies (UL) were performed either 24 h (acute) or 2 wk (chronic) before exposure to a 90 min, 2-G ce...

journal_title：Journal of neurophysiology

authors： Kaufman GD,Anderson JH,Beitz AJ

更新日期：1993-07-01 00:00:00

abstract：:Neurons integrate subthreshold inputs in a frequency-dependent manner. For sinusoidal stimuli, response amplitudes thus vary with stimulus frequency. Neurons in entorhinal cortex show two types of such resonance behavior: stellate cells in layer II exhibit a prominent peak in the resonance profile at stimulus frequenc...

journal_title：Journal of neurophysiology

authors： Schreiber S,Erchova I,Heinemann U,Herz AV

更新日期：2004-07-01 00:00:00

abstract：:Humans adopt very different head movement strategies for different gaze behaviors, for example, when playing sports versus watching sports on television. Such strategy switching appears to depend on both context and expectation of future gaze positions. Here, we explored the neural mechanisms for such behaviors by tra...

journal_title：Journal of neurophysiology

authors： Monteon JA,Avillac M,Yan X,Wang H,Crawford JD

更新日期：2012-11-01 00:00:00

abstract：:1. The purpose of this study was 1) to characterize the decrease observed in mean firing rates of motor units in the first 8-15 s of isometric constant-force contractions and 2) to investigate possible mechanisms that could account for the ability to maintain force output in the presence of decreasing motor unit firin...

journal_title：Journal of neurophysiology

authors： de Luca CJ,Foley PJ,Erim Z

更新日期：1996-09-01 00:00:00

abstract：:The suppressive action of a moving textured background on responses to moving bars was investigated in 118 striate neurons, 19 dorsal lateral geniculate neurons, and 5 perigeniculate neurons in paralyzed and anesthetized cats. In standard conditions the background was a two-dimensional (2D) noise pattern, the bar move...

journal_title：Journal of neurophysiology

authors： Gulyás B,Orban GA,Duysens J,Maes H

更新日期：1987-06-01 00:00:00

abstract：:1. We investigated gamma-aminobutyric acid (GABA) receptors using thin slice patch-clamp techniques in the swellings along axons of posterior pituitary nerve terminals. 2. Activation of the nerve terminal GABAA receptor induced a mean conductance change of 1.5 nS. Normalizing to area gave a mean conductance density of...

journal_title：Journal of neurophysiology

authors： Zhang SJ,Jackson MB

更新日期：1995-03-01 00:00:00

abstract：:1. The selectivity of adaptation to unidirectional motion was examined in neurons of the cat striate cortex. Following prolonged stimulation with a unidirectional high-contrast grating, the responsivity of cortical neurons was reduced. In many units this decrease was restricted to the direction of prior stimulation. T...

journal_title：Journal of neurophysiology

authors： Marlin SG,Hasan SJ,Cynader MS

更新日期：1988-04-01 00:00:00

abstract：:The fastigial oculomotor region is the output by which the medioposterior cerebellum influences the generation of saccades. Recent inactivation studies reported observations suggesting an involvement in their dynamics (velocity and duration). In this work, we tested this hypothesis in the head-restrained monkey with t...

journal_title：Journal of neurophysiology

authors： Quinet J,Goffart L

更新日期：2015-05-01 00:00:00