Hearing loss alters serotonergic modulation of intrinsic excitability in auditory cortex.

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：:Natural visual scenes are cluttered. In such scenes, many objects in the periphery can be crowded, blocked from identification, simply because of the dense array of clutter. Outside of the fovea, crowding constitutes the fundamental limitation on object recognition and is thought to arise from the limited resolution o...

journal_title：Journal of neurophysiology

authors： Fischer J,Whitney D

更新日期：2011-09-01 00:00:00

abstract：:Interhemispheric interactions through the corpus callosum play an important role in the control of bimanual forces. However, the extent to which physiological connections between primary motor cortices are modulated during increasing levels of bimanual force generation in intact humans remains poorly understood. Here ...

journal_title：Journal of neurophysiology

authors： Long J,Tazoe T,Soteropoulos DS,Perez MA

更新日期：2016-03-01 00:00:00

abstract：:The octopus cells of the posteroventral cochlear nucleus receive inputs from auditory-nerve fibers and form one of the major ascending auditory pathways. They respond to acoustic and electrical stimulation transiently and are believed to carry temporal information in the precise timing of their action potentials. The ...

journal_title：Journal of neurophysiology

authors： Cai Y,Walsh EJ,McGee J

更新日期：1997-08-01 00:00:00

abstract：:We have examined the role of dorsal horn cells that respond to Lissauer tract stimulation in regulating primary afferent depolarization (PAD). PAD was monitored by recording the dorsal root potential (DRP) in the roots of the lumbar cord. Recordings were made of the discharges of Lissauer tract-responsive cells, and t...

journal_title：Journal of neurophysiology

authors： Lidierth M,Wall PD

更新日期：1998-08-01 00:00:00

abstract：:Control of myoelectric prostheses and brain-machine interfaces requires learning abstract neuromotor transformations. To investigate the mechanisms underlying this ability, we trained subjects to move a two-dimensional cursor using a myoelectric-controlled interface. With the upper limb immobilized, an electromyogram ...

journal_title：Journal of neurophysiology

authors： Radhakrishnan SM,Baker SN,Jackson A

更新日期：2008-10-01 00:00:00

abstract：:Mechanosensory neurons exhibit a wide range of dynamic changes in response, including rapid and slow adaptation. In addition to mechanical factors, electrical processes may also contribute to sensory adaptation. We have investigated adaptation of afferent neurons in the stick insect femoral chordotonal organ (fCO). Th...

journal_title：Journal of neurophysiology

authors： DiCaprio RA,Wolf H,Büschges A

更新日期：2002-11-01 00:00:00

abstract：:1. Presynaptic inhibition of synaptic transmission in the hippocampus was investigated by comparing the effects of several agonists on miniature excitatory and inhibitory postsynaptic currents (mEPSCs and mIPSCs). 2. The Ca2+ ionophore ionomycin increased the frequency of mEPSCs and mIPSCs but did not affect their amp...

journal_title：Journal of neurophysiology

authors： Capogna M,Gähwiler BH,Thompson SM

更新日期：1996-05-01 00:00:00

abstract：:Neural activity was recorded in the parietooccipital cortex while monkeys performed different tasks aimed at investigating visuomotor interactions of retinal, eye, and arm-related signals on neural activity. The tasks were arm reaching 1) to foveated targets; 2) to extrafoveal targets, with constant eye position; 3) w...

journal_title：Journal of neurophysiology

authors： Battaglia-Mayer A,Ferraina S,Mitsuda T,Marconi B,Genovesio A,Onorati P,Lacquaniti F,Caminiti R

更新日期：2000-04-01 00:00:00

abstract：:During locomotion, contacting an obstacle generates a coordinated response involving flexion of the stimulated leg and activation of extensors contralaterally to ensure adequate support and forward progression. Activation of motoneurons innervating contralateral muscles (i.e., crossed extensor reflex) has always been ...

journal_title：Journal of neurophysiology

authors： Frigon A,Rossignol S

更新日期：2008-02-01 00:00:00

abstract：:Action observation activates brain regions involved in sensory-motor control. Recent research has shown that action observation can also facilitate motor learning; observing a tutor undergoing motor learning results in functional plasticity within the motor system and gains in subsequent motor performance. However, th...

journal_title：Journal of neurophysiology

authors： McGregor HR,Cashaback JGA,Gribble PL

更新日期：2018-12-01 00:00:00

abstract：:Sensory cortical neurons display substantial receptive field dynamics during and after persistent sensory drive. Because a cell's response properties are determined by the inputs it receives, receptive field dynamics are likely to involve changes in the relative efficacy of different inputs to the cell. To test this h...

journal_title：Journal of neurophysiology

authors： Kohn A,Metz C,Tommerdahl MA,Whitsel BL

更新日期：2002-12-01 00:00:00

abstract：:1. Some scientists reported that the simple spike (SS) activity was transiently depressed after climbing fiber input, but others reported that predominant population of Purkinje cells increased their SS activity after the complex spike (CS). In the present study, SS activity after spontaneous CS was compared before an...

journal_title：Journal of neurophysiology

authors： Sato Y,Miura A,Fushiki H,Kawasaki T

更新日期：1993-04-01 00:00:00

abstract：:Individuals with chronic spinal cord injury (SCI) often demonstrate multijoint reflex activity that is clinically classified as an extensor spasm. These responses are commonly observed in conjunction with an imposed extension movement of the hips, such as movement from a sit to a supine position. Coincidentally, affer...

journal_title：Journal of neurophysiology

authors： Steldt RE,Schmit BD

更新日期：2004-08-01 00:00:00

abstract：:Multichannel techniques were used to assess the frequency specificity of activation in the central nucleus of the inferior colliculus (CIC) produced by electrical stimulation of localized regions within the ventral cochlear nucleus (VCN). Data were recorded in response to pure tones from 141 and 193 multiunit clusters...

journal_title：Journal of neurophysiology

authors： Shivdasani MN,Mauger SJ,Rathbone GD,Paolini AG

更新日期：2008-01-01 00:00:00

abstract：:Similar to most visual animals, crabs perform proper avoidance responses to objects directly approaching them. The monostratified lobula giant neurons of type 1 (MLG1) of crabs constitute an ensemble of 14-16 bilateral pairs of motion-detecting neurons projecting from the lobula (third optic neuropile) to the midbrain...

journal_title：Journal of neurophysiology

authors： Oliva D,Tomsic D

更新日期：2014-09-15 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：:Recent physiological recording studies in monkeys have suggested that the frontal eye fields (FEFs) are involved in visual scene analysis even when eye movement commands are not required. We examined this proposed function of the human frontal eye fields during performance of visual search tasks in which difficulty wa...

journal_title：Journal of neurophysiology

authors： Muggleton NG,Juan CH,Cowey A,Walsh V

更新日期：2003-06-01 00:00:00

abstract：:Dopamine neurons of the ventral tegmental area (VTA) signal the occurrence of a reward-predicting conditioned stimulus (CS) with a subsecond duration increase in post-CS firing rate. Important theories about reward-prediction error and reward expectancy have been informed by the substantial number of studies that have...

journal_title：Journal of neurophysiology

authors： Totah NK,Kim Y,Moghaddam B

更新日期：2013-07-01 00:00:00

abstract：:The anterior branch of N. VIII was sectioned in adult frogs. Two months later the brain was isolated to record in vitro responses in the vestibular nuclei and from the abducens nerves following electric stimulation of the anterior branch of N. VIII or of the posterior canal nerve. Extra- and intracellularly recorded r...

journal_title：Journal of neurophysiology

authors： Goto F,Straka H,Dieringer N

更新日期：2000-07-01 00:00:00

abstract：:Metabotropic receptors modulate numerous cellular processes by intracellular Ca2+ signaling, but less is known about their role in regulating mitochondrial metabolic function within the CNS. In this study, we demonstrate in area CA3 of rat organotypic hippocampal slice cultures that glutamatergic, serotonergic, and mu...

journal_title：Journal of neurophysiology

authors： Kann O,Kovács R,Heinemann U

更新日期：2003-08-01 00:00:00

abstract：:Acetic acid applied to the hind limb of a frog evokes nocifensive behaviors, including a vigorous wiping of the exposed skin, referred to as the wiping response. The aim of this study was to examine the responses of cutaneous primary afferent fibers in frogs to acetic acid (pH 2.84-1.42) applied topically to the skin....

journal_title：Journal of neurophysiology

authors： Hamamoto DT,Simone DA

更新日期：2003-08-01 00:00:00

abstract：:Humans with spinal cord injury (SCI) modulate locomotor output in response to limb load. Understanding the neural control mechanisms responsible for locomotor adaptation could provide a framework for selecting effective interventions. We quantified feedback and feedforward locomotor adaptations to limb load modulation...

journal_title：Journal of neurophysiology

authors： Gordon KE,Wu M,Kahn JH,Schmit BD

更新日期：2010-09-01 00:00:00

abstract：:1. This study was undertaken to investigate the effects of adriamycin (ADM, Doxorubicin) on the basic electrophysiological properties of spinal cord motoneurons in the adult cat. ADM was injected into the biceps, gastrocnemius, semitendinosus, and semimembranosus muscles of the left hindlimb (1.2 mg per muscle). Intra...

journal_title：Journal of neurophysiology

authors： Liu RH,Yamuy J,Xi MC,Morales FR,Chase MH

更新日期：1995-11-01 00:00:00

abstract：:We studied the properties of voltage-activated outward currents in two types of spider cuticular mechanoreceptor neurons to learn if these currents contribute to the differences in their adaptation properties. Both types of neurons adapt rapidly to sustained stimuli, but type A neurons usually only fire one or two act...

journal_title：Journal of neurophysiology

authors： Sekizawa SI,French AS,Höger U,Torkkeli PH

更新日期：1999-06-01 00:00:00

abstract：:Extraretinal information, such as corollary discharge (CD), is hypothesized to help compensate for saccade-induced visual input disruptions. However, support for this hypothesis is largely for one-dimensional transsaccadic visual changes, with little comprehensive information on the spatial characteristics. Here we sy...

journal_title：Journal of neurophysiology

authors： Jayet Bray LC,Bansal S,Joiner WM

更新日期：2016-03-01 00:00:00

abstract：:In the auditory system of the big brown bat (Eptesicus fuscus), paired conditioned tonal (CS) and unconditioned leg stimuli (US) for auditory fear conditioning elicit tone-specific plasticity represented by best-frequency (BF) shifts that are augmented by acetylcholine, whereas unpaired CS and US for pseudoconditionin...

journal_title：Journal of neurophysiology

authors： Ji W,Suga N

更新日期：2013-02-01 00:00:00

abstract：:Two of the biggest health problems facing us today are addiction to nicotine and the increased prevalence of obesity. Interestingly, nicotine attenuates obesity, but the underlying mechanism is not clear. Here we address the hypothesis that if weight-reducing actions of nicotine are mediated by anorexigenic proopiomel...

journal_title：Journal of neurophysiology

authors： Huang H,Xu Y,van den Pol AN

更新日期：2011-09-01 00:00:00

abstract：:Synaptic plasticity in the amygdala is thought to underlie aversive or rewarding learning and emotional memories. In this study, different mechanisms were found to underlie synaptic plasticity in lateral (LA) and basolateral (BLA) amygdala pathways to the primary output nucleus of the amygdala, the central amygdala (C...

journal_title：Journal of neurophysiology

authors： Fu Y,Shinnick-Gallagher P

更新日期：2005-05-01 00:00:00

abstract：:To explore the effects of acoustic and behavioral context on neuronal responses in the core of auditory cortex (fields A1 and R), two monkeys were trained on a go/no-go discrimination task in which they learned to respond selectively to a four-note target (S+) melody and withhold response to a variety of other nontarg...

journal_title：Journal of neurophysiology

authors： Yin P,Mishkin M,Sutter M,Fritz JB

更新日期：2008-12-01 00:00:00