Coupling of synaptic inputs to local cortical activity differs among neurons and adapts after stimulus onset.

abstract：:Spatiotemporal patterns of dorsal root-evoked potentials were studied in transverse slices of the rat spinal cord by monitoring optical signals from a voltage-sensitive dye with multiple-photodiode optic camera. Typically, dorsal root stimulation generated two basic waveforms of voltage images: dual-component images c...

journal_title：Journal of neurophysiology

authors： Ziskind-Conhaim L,Redman S

更新日期：2005-09-01 00:00:00

abstract：:Beta-band oscillations are a dominant feature in the sensorimotor system, which includes movement-related beta desynchronization (MRBD) during the preparation and execution phases of movement and postmovement beta synchronization (PMBS) on movement cessation. Many studies have linked this rhythm to motor functions. Ho...

journal_title：Journal of neurophysiology

authors： Zhang X,Li H,Xie T,Liu Y,Chen J,Long J

更新日期：2020-08-01 00:00:00

abstract：:1. To obtain a comprehensive map of the ascending projection of the midbrain periaqueductal gray, small amounts of [3H]leucine were injected into discrete regions of the periaqueductal gray (PAG) of the monkey. 2. Despite the fact that different regions of the PAG were injected in separate animals, the majority of the...

journal_title：Journal of neurophysiology

authors： Mantyh PW

更新日期：1983-03-01 00:00:00

abstract：:Arrays of closely spaced quartz-insulated, platinum-tungsten microelectrodes are widely used to obtain acute recordings from chronically prepared subjects. These electrodes have excellent recording characteristics and can be fabricated to a wide variety of tip specifications. Typically, in such experiments, electrodes...

journal_title：Journal of neurophysiology

authors： Swadlow HA,Bereshpolova Y,Bezdudnaya T,Cano M,Stoelzel CR

更新日期：2005-05-01 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. Excitatory synaptic transmission in mono- and polysynaptic pathways between dorsal root afferents and alpha-motoneurons was studied in the spinal cord preparation of the neonatal rat isolated in vitro, using sharp-electrode intracellular recordings. 2. The duration of monosynaptic excitatory postsynaptic potentials...

journal_title：Journal of neurophysiology

authors： Pinco M,Lev-Tov A

更新日期：1993-07-01 00:00:00

abstract：:The tactile sensations mediated by the whisker-trigeminal system allow rodents to efficiently detect and discriminate objects. These capabilities rely strongly on the temporal and spatial structure of whisker deflections. Subthreshold but also spiking receptive fields in the barrel cortex encompass a large number of v...

journal_title：Journal of neurophysiology

authors： Le Cam J,Estebanez L,Jacob V,Shulz DE

更新日期：2011-08-01 00:00:00

abstract：:During seizure-like events (SLEs), intracellular Ca2+ concentration ([Ca2+]i) increases causing depolarization of the mitochondrial membrane and subsequent intramitochondrial accumulation of Ca2+. Mitochondrial depolarization results in an interruption of oxidative phosphorylation and increase in reactive oxygen speci...

journal_title：Journal of neurophysiology

authors： Schuchmann S,Buchheim K,Meierkord H,Heinemann U

更新日期：1999-01-01 00:00:00

abstract：:1. Electron microscope studies using ruthenium red, horseradish peroxidase, and colloidal lanthanum disclosed a feature characteristic of the snake spindle capsule: it consists of a single layer of flattened cells connected in series, each of which forms a cylinder enclosing the intrafusal fiber. 2. In intact spindles...

journal_title：Journal of neurophysiology

authors： Fukami Y

更新日期：1982-05-01 00:00:00

abstract：:Under binaural listening conditions, the detection of target signals within background masking noise is substantially improved when the interaural phase of the target differs from that of the masker. Neural correlates of this binaural masking level difference (BMLD) have been observed in the inferior colliculus and te...

journal_title：Journal of neurophysiology

authors： Hughes LE,Rowe JB,Ghosh BC,Carlyon RP,Plack CJ,Gockel HE

更新日期：2014-12-15 00:00:00

abstract：:If a laterally displacing prism is placed in front of one eye of a person or monkey with the other eye occluded, they initially will point to one side of a target that is located directly in front of them. Normally, people and monkeys adapt easily to the displaced vision and correct their aim after a few trials. If th...

journal_title：Journal of neurophysiology

authors： Baizer JS,Kralj-Hans I,Glickstein M

更新日期：1999-04-01 00:00:00

abstract：:1. The functional organization of interneurons in spinal laminae III-V was studied in an isolated preparation of hamster dorsal horn with sensory innervation from an excised skin patch. Morphological details of 40 neurons were visualized by intracellular injection of horseradish peroxidase. Active and passive membrane...

journal_title：Journal of neurophysiology

authors： Schneider SP

更新日期：1992-11-01 00:00:00

abstract：:Rhythmic movements of the gastric mill and pyloric regions of the crustacean foregut are controlled by two stomatogastric neuronal networks that have been intensively studied in vitro. By using electromyographic recordings from the European lobster, Homarus gammarus, we have monitored simultaneously the motor activity...

journal_title：Journal of neurophysiology

authors： Clemens S,Combes D,Meyrand P,Simmers J

更新日期：1998-03-01 00:00:00

abstract：:Little is known about the substrates for the large-scale shifts in the cortical representation produced by limb amputation. Subcortical changes likely contribute to the cortical remodeling, yet there is little data regarding the extent and pattern of reorganization in thalamus after such a massive deafferentation. Mor...

journal_title：Journal of neurophysiology

authors： Florence SL,Hackett TA,Strata F

更新日期：2000-05-01 00:00:00

abstract：:The medial superior temporal area of the macaque monkey extrastriate visual cortex can be divided into a dorsal medial (MSTd) and a lateral ventral (MSTl) region. The functions of the two regions may not be identical: MSTd may process optic flow information that results from the movement of the observer, whereas MSTl ...

journal_title：Journal of neurophysiology

authors： Eifuku S,Wurtz RH

更新日期：1998-07-01 00:00:00

abstract：:This study investigated the influence of different modalities of target information (visual, kinesthetic) on the accuracy, kinematics, and interjoint coordination of pointing movements to remembered targets. The targets were presented by a robot arm in five locations in three-dimensional (3D) space, either as a point ...

journal_title：Journal of neurophysiology

authors： Adamovich SV,Berkinblit MB,Fookson O,Poizner H

更新日期：1998-06-01 00:00:00

abstract：:Motor performance induces a postexercise increase in corticomotor excitability that may be associated with motor learning. We investigated whether there are hemispheric differences in the extent and/or time course of changes in corticomotor excitability following a manipulation task (Purdue pegboard) and their relatio...

journal_title：Journal of neurophysiology

authors： Garry MI,Kamen G,Nordstrom MA

更新日期：2004-04-01 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：:The hypothesis that gamma-band oscillations are related to the representation of an environmental scene in the cerebral cortex after binding of corresponding perceptual elements is currently under discussion. One question is how the sensory system reacts to a fast change in the scene if perceptual elements are rigidly...

journal_title：Journal of neurophysiology

authors： Ross B,Herdman AT,Pantev C

更新日期：2005-12-01 00:00:00

abstract：:Motor behavior often occurs in environments with multiple goal options that can vary during the ongoing action. We explored this situation by requiring subjects to select between different target options during an ongoing reach. During split trials the original target was replaced with a left and a right flanking targ...

journal_title：Journal of neurophysiology

authors： Kurtzer IL,Muraoka T,Singh T,Prasad M,Chauhan R,Adhami E

更新日期：2020-10-01 00:00:00

abstract：:The external anal sphincter (EAS) is important for the maintenance of bowel continence and may be compromised by a variety of neuropathic conditions. However, large animal models for the study of EAS functions have been sparse. The EAS guarding reflex was examined by electromyography (EMG) in neurologically intact rhe...

journal_title：Journal of neurophysiology

authors： Chang HH,Lee U,Vu T,Pikov V,Nieto JH,Christe KL,Havton LA

更新日期：2018-12-01 00:00:00

abstract：:Variations in cortical oscillations in the alpha (7-14 Hz) and beta (15-29 Hz) range have been correlated with attention, working memory, and stimulus detection. The mu rhythm recorded with magnetoencephalography (MEG) is a prominent oscillation generated by Rolandic cortex containing alpha and beta bands. Despite its...

journal_title：Journal of neurophysiology

authors： Jones SR,Pritchett DL,Sikora MA,Stufflebeam SM,Hämäläinen M,Moore CI

更新日期：2009-12-01 00:00:00

abstract：:In developing ciliary ganglion (CG) neurons, movement of functional large-conductance (BK type) Ca(2+)-activated K+ (K(Ca)) channels to the cell surface is stimulated by the endogenous growth factors TGF(beta)1 and beta-neuregulin-1 (NRG1). Here we show that a brief NRG1 treatment (0.5-1.5 h) mobilizes K(Ca) channels ...

journal_title：Journal of neurophysiology

authors： Chae KS,Oh KS,Dryer SE

更新日期：2005-08-01 00:00:00

abstract：:1. Pharmacologic agents known to modulate long-term potentiation (LTP) at the mossy fiber-to-CA3 pyramidal neuron synapse were tested for their effects on the activity of single voltage-gated calcium channels in adult CA3 pyramidal neurons. 2. Single-channel current recordings of three types of voltage-gated calcium c...

journal_title：Journal of neurophysiology

authors： Fisher R,Johnston D

更新日期：1990-10-01 00:00:00

abstract：:The brain's ability to integrate information from different senses is acquired only after extensive sensory experience. However, whether early life experience instantiates a general integrative capacity in multisensory neurons or one limited to the particular cross-modal stimulus combinations to which one has been exp...

journal_title：Journal of neurophysiology

authors： Xu J,Yu L,Stanford TR,Rowland BA,Stein BE

更新日期：2015-02-01 00:00:00

abstract：:When an object is lifted vertically, the normal force increases and decreases in tandem with tangential (load) force to safely avoid slips. For horizontal object transport, horizontal forces at the contact surfaces can be decomposed into manipulation forces (producing acceleration/deceleration) and grasping forces. Al...

journal_title：Journal of neurophysiology

authors： Winges SA,Soechting JF,Flanders M

更新日期：2007-08-01 00:00:00

abstract：:1. We studied the frequency responses of neurons in the nucleus ovoidalis (OV), the principal thalamic auditory relay nucleus of the chicken, in the subthreshold range of membrane potentials. The frequency response is the impedance amplitude profile evident in the voltage response to a broadband stimulus. The stimulus...

journal_title：Journal of neurophysiology

authors： Ströhmann B,Schwarz DW,Puil E

更新日期：1994-04-01 00:00:00

abstract：:CA1 inhibitory interneurons at the stratum lacunosum-moleculare and radiatum junction (LM/RAD-INs) display subthreshold membrane potential oscillations (MPOs) involving voltage-dependent Na(+) and A-type K(+) currents. LM/RAD-INs also express other voltage-gated K(+) currents, although their properties and role in MPO...

journal_title：Journal of neurophysiology

authors： Morin F,Haufler D,Skinner FK,Lacaille JC

更新日期：2010-06-01 00:00:00

abstract：:Cholinergic signaling coupled to sensory-driven neuronal depolarization is essential for modulating lasting changes in deep-layer neural excitability and experience-dependent plasticity in the primary auditory cortex. However, the underlying cellular mechanism(s) associated with coincident cholinergic receptor activat...

journal_title：Journal of neurophysiology

authors： Fu X,Ye H,Jia H,Wang X,Chomiak T,Luo F

更新日期：2019-12-01 00:00:00

abstract：:Fragile X Syndrome (FXS), the most common inherited form of intellectual disability, is caused by loss of the fragile X mental retardation protein (FMRP). FMRP is a negative regulator of local mRNA translation downstream of group 1 metabotropic glutamate receptor (Gp1 mGluR) activation. In the absence of FMRP there is...

journal_title：Journal of neurophysiology

authors： Auerbach BD,Bear MF

更新日期：2010-08-01 00:00:00