Sleep/wake firing patterns of human genioglossus motor units.

abstract：:Thalamocortical neurons integrate sensory and cortical activity and are regulated by input from inhibitory neurons in the thalamic reticular nucleus. Evidence suggests that during bursts of action potentials, dendritic calcium transients are seen throughout the dendritic tree of thalamocortical cells. Here, we review ...

journal_title：Journal of neurophysiology

authors： Hulme SR,Connelly WM

更新日期：2014-11-01 00:00:00

abstract：:1. A characteristic plateau pattern was observed in the rate of afferent discharges during ramp-and-hold stretch of spindles isolated from semitendinosus muscles of frogs. The plateau pattern was more frequent in summer frogs (84%) than winter frogs (11%). 2. The plateau pattern consisted of a discharge rate around 12...

journal_title：Journal of neurophysiology

authors： Sokabe M,Nunogaki K,Naruse K,Soga H,Fujitsuka N,Yoshimura A,Ito F

更新日期：1993-07-01 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：:This study reexamined the perceptual equivalence of active and passive touch using a computer-controlled force-feedback device. Nine subjects explored a 6 x 10-cm workspace, with the index finger resting on a mobile flat plate, and experienced simulated Gaussian ridges and troughs (width, 15 mm; amplitude, 0.5 to 4.5 ...

journal_title：Journal of neurophysiology

authors： Smith AM,Chapman CE,Donati F,Fortier-Poisson P,Hayward V

更新日期：2009-12-01 00:00:00

abstract：:Generalization is a fundamental aspect of behavior, allowing for the transfer of knowledge from one context to another. The details of this transfer are thought to reveal how the brain represents what it learns. Generalization has been a central focus in studies of sensorimotor adaptation, and its pattern has been wel...

journal_title：Journal of neurophysiology

authors： McDougle SD,Bond KM,Taylor JA

更新日期：2017-07-01 00:00:00

abstract：:1. Visual interneurons tuned to the motion of small objects are found in many animal species and are assumed to be the neuronal basis of figure-ground discrimination by relative motion. A well-examined example is the FD1-cell in the third visual neuropil of blowflies. This cell type responds best to motion of small ob...

journal_title：Journal of neurophysiology

authors： Warzecha AK,Egelhaaf M,Borst A

更新日期：1993-02-01 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：:We performed a whole-body mapping study of the effect of unilateral muscle vibration, eliciting spindle Ia firing, on the control of standing and walking in humans. During quiet stance, vibration applied to various muscles of the trunk-neck system and of the lower limb elicited a significant tilt in whole body postura...

journal_title：Journal of neurophysiology

authors： Courtine G,De Nunzio AM,Schmid M,Beretta MV,Schieppati M

更新日期：2007-01-01 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：:Paired-pulse transcranial magnetic stimulation (TMS) and peripheral stimulation combined with TMS can be used to study cortical interneuronal circuitry. By combining these procedures with concurrent transcranial alternating current stimulation (tACS), Guerra and colleagues recently showed that different cortical inter...

journal_title：Journal of neurophysiology

authors： Hussain SJ,Thirugnanasambandam N

更新日期：2017-06-01 00:00:00

abstract：:1. Intracellular recordings were made from layer VI pyramidal cells in in vitro slice preparations of the cat motor cortex (area 4 gamma). Layer VI pyramidal cells were identified morphologically by intracellular injection of biocytin. 2. Of 22 layer VI pyramidal cells examined, single action potentials were followed ...

journal_title：Journal of neurophysiology

authors： Kang Y,Kayano F

更新日期：1994-08-01 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：:Field potential recording was used to investigate properties of synaptic transmission and long-term potentiation (LTP) at Schaffer collateral-CA1 synapses in both hippocampal slices of mutant mice in which the alpha-subunit of the olfactory cyclic nucleotide-gated channel (alpha3/OCNC)1 was rendered null and also in s...

journal_title：Journal of neurophysiology

authors： Parent A,Schrader K,Munger SD,Reed RR,Linden DJ,Ronnett GV

更新日期：1998-06-01 00:00:00

abstract：:The wiring of synaptic connections in the developing mammalian brain is shaped by both intrinsic and extrinsic signals. One point where these regulatory pathways converge is via the sensory experience-dependent regulation of new gene transcription. Recent studies have elucidated a number of molecular mechanisms that a...

journal_title：Journal of neurophysiology

authors： Chen LF,Zhou AS,West AE

更新日期：2017-08-01 00:00:00

abstract：:We investigated the role of the superior colliculus (SC) in saccade target selection in rhesus monkeys who were trained to perform a direction-discrimination task. In this task, the monkey discriminated between opposed directions of visual motion and indicated its judgment by making a saccadic eye movement to one of t...

journal_title：Journal of neurophysiology

authors： Horwitz GD,Newsome WT

更新日期：2001-11-01 00:00:00

abstract：:The structural elements of the nitric oxide-cyclic guanosine monophosphate (NO-cGMP) signaling pathway have been described in the vestibular peripheral system. However, the functions of NO in the vestibular endorgans are still not clear. We evaluated the action of NO on the Ca(2+) currents in hair cells isolated from ...

journal_title：Journal of neurophysiology

authors： Almanza A,Navarrete F,Vega R,Soto E

更新日期：2007-02-01 00:00:00

abstract：:The spinal network coordinating locomotion is comprised of a core of glutamate and glycine interneurons. This network is modulated by several transmitter systems including spinal GABA interneurons. The purpose of this study is to explore the contribution of GABAergic neurons to the regulation of locomotor burst freque...

journal_title：Journal of neurophysiology

authors： Schmitt DE,Hill RH,Grillner S

更新日期：2004-10-01 00:00:00

abstract：:The functional maturation of cuneate neurons was studied using reproducible tactile stimulation procedures and quantitative assessment of coding capacities in anesthetized (N2O/O2 plus barbiturate infusion) or decerebrate cats from six different age groups; neonatal (1-5 days), 10-15, 25-30, 55-63, and 83-90 days, and...

journal_title：Journal of neurophysiology

authors： Connor KM,Ferrington DG,Rowe MJ

更新日期：1984-07-01 00:00:00

abstract：:Contrast thresholds for detection of stationary and flickering gratings were measured behaviorally for each eye of cats raised with induced convergent strabismus. The performance of the deviating eye was inferior to that of the nondeviating eye when test patterns were stationary. Flicker served to reduce the performan...

journal_title：Journal of neurophysiology

authors： Holopigian K,Blake R

更新日期：1983-07-01 00:00:00

abstract：:Dopamine (DA) neurons and GABA neurons of the substantia nigra (SN) promote distinct functions in the control of movement and have different firing properties and action potential (AP) waveforms. APs recorded from DA and GABA neurons differed in amplitude, maximal rate of rise, and duration. In addition, the threshold...

journal_title：Journal of neurophysiology

authors： Seutin V,Engel D

更新日期：2010-06-01 00:00:00

abstract：:1. The proton-gated current was investigated in whole-cell configuration of the neurons isolated from bullfrog heart parasympathetic ganglia with the use of the "concentration-clamp" technique, which combines intracellular perfusion and extremely rapid exchange of external solution within 1-2 ms, under a single-electr...

journal_title：Journal of neurophysiology

authors： Kim DK,Tateishi N,Akaike N

更新日期：1990-05-01 00:00:00

abstract：:The tail and paws in rodents are heat exchangers involved in the maintenance of core body temperature (T(core)). They are also the most widely used target organs to study acute or chronic "models" of pain. We describe the fluctuations of vasomotor tone in the tail and paws in conditions of thermal neutrality and the c...

journal_title：Journal of neurophysiology

authors： El Bitar N,Pollin B,Karroum E,Pincedé I,Mouraux A,Le Bars D

更新日期：2014-11-01 00:00:00

abstract：:Behavioral performance in detection and discrimination tasks is likely to be limited by the quality and nature of the signals carried by populations of neurons in early sensory cortical areas. Here we used voltage-sensitive dye imaging (VSDI) to directly measure neural population responses in the primary visual cortex...

journal_title：Journal of neurophysiology

authors： Chen Y,Geisler WS,Seidemann E

更新日期：2008-03-01 00:00:00

abstract：:Astrocyte-derived lactate supports pathologically enhanced neuronal metabolism, but its role under physiological conditions is still a matter of debate. Here, we determined the contribution of astrocytic neuronal lactate shuttle for maintenance of ion homeostasis and energy metabolism. We tested for the effects of α-c...

journal_title：Journal of neurophysiology

authors： Angamo EA,Rösner J,Liotta A,Kovács R,Heinemann U

更新日期：2016-11-01 00:00:00

abstract：:Dendritic voltage-dependent currents and inhibition modulate the information flow between synaptic and decision areas. Subthreshold and spike currents are sequentially recruited by synaptic potentials in the apical shaft of pyramidal cells, which may also decide cell output. We studied the global role of proximal apic...

journal_title：Journal of neurophysiology

authors： Canals S,López-Aguado L,Herreras O

更新日期：2005-02-01 00:00:00

abstract：:GABAergic interneurons in the hippocampus express high levels of alpha7 nicotinic acetylcholine receptors, but because of the diverse roles played by hippocampal interneurons, the impact of activation of these receptors on hippocampal output neurons (i.e., CA1 pyramidal cells) is unclear. Activation of hippocampal int...

journal_title：Journal of neurophysiology

authors： Buhler AV,Dunwiddie TV

更新日期：2002-01-01 00:00:00

abstract：:1. The statistical properties of the bursting potassium channel from fused Torpedo synaptosomes were studied by using patch-clamp recording and time series analysis. 2. Voltage steps produce channel openings; the number of channels opening fluctuates from trial to trial. The maximal current observed in each trial is s...

journal_title：Journal of neurophysiology

authors： Rahamimoff R,Edry-Schiller J,Ginsburg S

更新日期：1992-12-01 00:00:00

abstract：:Swimming behavior in the marine mollusc Tritonia diomedea is episodic, consisting of a series of alternating dorsal and ventral flexions initiated by a brief sensory stimulus. The swim motor pattern is generated by a network formed of four groups of premotor interneurons: cerebral cell 2 (C2), dorsal swim interneurons...

journal_title：Journal of neurophysiology

authors： Getting PA,Dekin MS

更新日期：1985-02-01 00:00:00

abstract：:In reaching to grasp an object, the arm transports the hand to the intended location as the hand shapes to grasp the object. Prior studies that tracked arm endpoint and grip aperture have shown that reaching and grasping, while proceeding in parallel, are interdependent to some degree. Other studies of reaching and gr...

journal_title：Journal of neurophysiology

authors： Rouse AG,Schieber MH

更新日期：2015-12-01 00:00:00

abstract：:The effects of neuronal density on morphological and functional attributes of the evolving networks were studied in cultured dissociated hippocampal neurons. Plating at different densities affected connectivity among the neurons, such that sparse networks exhibited stronger synaptic connections between pairs of record...

journal_title：Journal of neurophysiology

authors： Ivenshitz M,Segal M

更新日期：2010-08-01 00:00:00