LTD and LTP at the developing retinogeniculate synapse.

abstract：:People naturally direct their gaze to visible hand movement goals. Doing so improves reach accuracy through use of signals related to gaze position and visual feedback of the hand. Here, we studied where people naturally look when acting on remembered target locations. Four targets were presented on a screen, in perip...

journal_title：Journal of neurophysiology

authors： Flanagan JR,Terao Y,Johansson RS

更新日期：2008-09-01 00:00:00

abstract：:The current eye-tracking study examined the influence of reward on oculomotor performance, and the extent to which learned stimulus-reward associations interacted with voluntary oculomotor control with a modified paradigm based on the classical antisaccade task. Participants were shown two equally salient stimuli simu...

journal_title：Journal of neurophysiology

authors： Preciado D,Theeuwes J

更新日期：2018-10-01 00:00:00

abstract：:Thalamic intralaminar and medial nuclei participate mainly in affective and motivational aspects of pain processing. Unique to the present study were identification and characterization of spontaneously active neurons in the central lateral nucleus (CL) of the intralaminar thalamus, which were found to respond only to...

journal_title：Journal of neurophysiology

authors： Ren Y,Zhang L,Lu Y,Yang H,Westlund KN

更新日期：2009-07-01 00:00:00

abstract：:Several previous studies have shown the existence of Up and Down states and have linked their magnitude (e.g., depolarization level) to the size of sensory-evoked responses. Here, we studied how the temporal dynamics of such states influence the sensory-evoked response to vibrissa deflection. Under alpha-chloralose an...

journal_title：Journal of neurophysiology

authors： Haslinger R,Ulbert I,Moore CI,Brown EN,Devor A

更新日期：2006-09-01 00:00:00

abstract：:Retinotopy is a fundamental organizing principle of the visual cortex. Over the years, a variety of techniques have been used to examine it. None of these techniques, however, provides a way to rapidly characterize retinotopy, at the submillimeter range, in alert, behaving subjects. Voltage-sensitive dye imaging (VSDI...

journal_title：Journal of neurophysiology

authors： Yang Z,Heeger DJ,Seidemann E

更新日期：2007-08-01 00:00:00

abstract：:1. Brain ischemia causes excess release and accumulation of glutamate that binds to postsynaptic receptors. This opens ionotropic channels that mediate neuronal depolarization and ionic fluxes that can lead to neuronal death. 2. The CA1 pyramidal cell region of the hippocampus is particularly susceptible to this neuro...

journal_title：Journal of neurophysiology

authors： Andrew RD,Adams JR,Polischuk TM

更新日期：1996-10-01 00:00:00

abstract：:The development of synaptic interconnections between the cerebellum and inferior olive, the sole source of climbing fibers, could contribute to the ontogeny of certain forms of motor learning (e.g., eyeblink conditioning). Purkinje cell complex spikes are produced exclusively by climbing fibers and exhibit short- and ...

journal_title：Journal of neurophysiology

authors： Nicholson DA,Freeman JH Jr

更新日期：2003-10-01 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：:Spatiotemporal convergence and two-dimensional (2-D) neural tuning have been proposed as a major neural mechanism in the signal processing of linear acceleration. To examine this hypothesis, we studied the firing properties of primary otolith afferents and central otolith neurons that respond exclusively to horizontal...

journal_title：Journal of neurophysiology

authors： Angelaki DE,Dickman JD

更新日期：2000-10-01 00:00:00

abstract：:1. We have stimulated responses of stellate cells in the anteroventral cochlear nucleus (AVCN) to single-formant stimuli (SFSs) with the use of recorded auditory-nerve fiber (ANF) responses as inputs. In particular, two important features of temporal discharge patterns, the phase locking to best frequency (BF) tones a...

journal_title：Journal of neurophysiology

authors： Wang X,Sachs MB

更新日期：1995-04-01 00:00:00

abstract：:Whole cell and cell-attached patch-clamp techniques characterized the neurosteroid anesthetic alphaxalone's (5alpha-pregnane-3alpha-ol-11,20-dione) effects on GABAA receptors and on Cl- currents in cultured embryonic (5- to 8-wk old) human dorsal root ganglion neurons. Alphaxalone applied by pressure pulses from close...

journal_title：Journal of neurophysiology

authors： Valeyev AY,Hackman JC,Holohean AM,Wood PM,Katz JL,Davidoff RA

更新日期：1999-07-01 00:00:00

abstract：:When speed changes during locomotion, both temporal and spatial parameters of the pattern must adjust. Moreover, at slow speeds the step-to-step pattern becomes increasingly variable. The objectives of the present study were to assess if the spinal locomotor network adjusts both temporal and spatial parameters from sl...

journal_title：Journal of neurophysiology

authors： Dambreville C,Labarre A,Thibaudier Y,Hurteau MF,Frigon A

更新日期：2015-08-01 00:00:00

abstract：:Previous experimental results from our laboratory demonstrated that monocyte chemoattractant protein-1 (MCP-1) depolarizes or increases the excitability of nociceptive neurons in the intact dorsal root ganglion (DRG) after a chronic compression of the DRG (CCD), an injury that upregulates neuronal expression of both M...

journal_title：Journal of neurophysiology

authors： Sun JH,Yang B,Donnelly DF,Ma C,LaMotte RH

更新日期：2006-11-01 00:00:00

abstract：:Neural correlates of gap detection in three auditory cortical fields in the cat. Mimimum detectable gaps in noise in humans are independent of the position of the gap, whereas in cat primary auditory cortex (AI) they are position dependent. The position dependence in other cortical areas is not known and may resolve t...

journal_title：Journal of neurophysiology

authors： Eggermont JJ

更新日期：1999-05-01 00:00:00

abstract：:Retinal Müller cells are highly permeable to potassium as a consequence of their intrinsic membrane properties. Therefore these cells are able to play an important role in maintaining potassium homeostasis in the vertebrate retina during light-induced neuronal activity. Polyamines and other factors present in Müller c...

journal_title：Journal of neurophysiology

authors： Solessio E,Rapp K,Perlman I,Lasater EM

更新日期：2001-04-01 00:00:00

abstract：:1. Single-unit recordings were made, under moderate gaseous anesthesia (33% O2-66% N2O + 0.5/0.6% halothane), in the ventrobasal (VB) thalamic complex of rats (n = 42) with a mononeuropathy created 2-3 wk beforehand, by four loose ligatures around the common sciatic nerve. Before the recording session, three behaviora...

journal_title：Journal of neurophysiology

authors： Guilbaud G,Benoist JM,Jazat F,Gautron M

更新日期：1990-11-01 00:00:00

abstract：:Motor networks such as the pyloric network of the stomatogastric ganglion often require descending neuromodulatory inputs to initiate, regulate, and modulate their activity and their synaptic connectivity to manifest physiologically appropriate output. Prolonged removal of these descending inputs often results in a co...

journal_title：Journal of neurophysiology

authors： Nahar J,Lett KM,Schulz DJ

更新日期：2012-08-01 00:00:00

abstract：:Bladder and erectile dysfunction are common urologic complications of diabetes and are associated with reduced parasympathetic autonomic control. To determine whether disruption of ganglionic neurotransmission contributes to the loss of function, we investigated synaptic transmission at parasympathetic, major pelvic g...

journal_title：Journal of neurophysiology

authors： Tompkins JD,Vizzard MA,Parsons RL

更新日期：2013-02-01 00:00:00

abstract：:When identical stimuli are presented in rapid temporal succession, neural responses to the second stimulation are often weaker than those observed for the first. This phenomenon is termed sensory gating and is believed to be an adaptive feature that helps prevent higher-order cortical centers from being flooded with u...

journal_title：Journal of neurophysiology

authors： Arpin DJ,Gehringer JE,Wilson TW,Kurz MJ

更新日期：2017-10-01 00:00:00

abstract：:Despite the importance of the thumb to hand function, little is known about the origins of thumb impairment poststroke. Accordingly, the primary purpose of this study was to assess whether thumb flexors have heightened stretch reflexes (SRs) following stroke-induced hand impairment. The secondary purpose was to compar...

journal_title：Journal of neurophysiology

authors： Towles JD,Kamper DG,Rymer WZ

更新日期：2010-10-01 00:00:00

abstract：:Transient neurophysiological changes in CA3 neurons and dentate granule cells after severe forebrain ischemia in vivo. J. Neurophysiol. 80: 2860-2869, 1998. The spontaneous activities, evoked synaptic responses, and membrane properties of CA3 pyramidal neurons and dentate granule cells in rat hippocampus were compared...

journal_title：Journal of neurophysiology

authors： Gao TM,Howard EM,Xu ZC

更新日期：1998-12-01 00:00:00

abstract：:Previous studies have shown that daily, moderate-level sound exposure, or conditioning, can reduce injury from a subsequent high-level noise exposure. We tested the hypothesis that this conditioning produces an increased activity in the olivocochlear efferent reflex, a reflex known to provide protection to the cochlea...

journal_title：Journal of neurophysiology

authors： Brown MC,Kujawa SG,Liberman MC

更新日期：1998-06-01 00:00:00

abstract：:Unitary excitatory (EPSP) and inhibitory (IPSP) postsynaptic potentials (PSPs) were evoked between neurons in Rexed's laminae (L)II-V of spinal slices from young hamsters (7-24 days old) at 27°C using paired whole cell recordings. Laminar differences in synaptic efficacy were observed: excitatory connections were more...

journal_title：Journal of neurophysiology

authors： Zhang W,Schneider SP

更新日期：2011-06-01 00:00:00

abstract：:Damage to the cerebellum causes characteristic movement abnormalities but is thought to have minimal impact on somatosensory perception. Traditional clinical assessments of patients with cerebellar lesions reveal no perceptual deficits despite the fact that the cerebellum receives substantial somatosensory information...

journal_title：Journal of neurophysiology

authors： Bhanpuri NH,Okamura AM,Bastian AJ

更新日期：2012-03-01 00:00:00

abstract：:Muscles paralyzed by chronic (>1 yr) spinal cord injury fatigue readily. Our aim was to evaluate whether the fatigability of paralyzed thenar muscles (n = 10) could be reduced by the repeated delivery of variable versus constant frequency pulse trains. Fatigue was induced in four ways. Intermittent supramaximal median...

journal_title：Journal of neurophysiology

authors： Thomas CK,Griffin L,Godfrey S,Ribot-Ciscar E,Butler JE

更新日期：2003-04-01 00:00:00

abstract：:Rack and Westbury showed that low-frequency asynchronous stimulation of a muscle produces greater force compared with synchronous stimulation. This study tested the hypothesis that the difference results from the dynamic stretch of the common elastic elements. In eight anesthetized cats, the soleus was attached to a s...

journal_title：Journal of neurophysiology

authors： Sandercock TG

更新日期：2006-09-01 00:00:00

abstract：:1. Inhibitors of extracellular carbonic anhydrase (CAo) offer much promise as diagnostic tools in the study of the synaptic basis of activity-induced alkaline transients in the brain. However, most of the present information related to the effects of CAo blockers in nervous tissue comes from experiments that involve s...

journal_title：Journal of neurophysiology

authors： Voipio J,Paalasmaa P,Taira T,Kaila K

更新日期：1995-08-01 00:00:00

abstract：:Processing of temporal information is key in auditory processing. In this study, we recorded single-unit activity from rat auditory cortex while they performed an interval-discrimination task. The animals had to decide whether two auditory stimuli were separated by either 150 or 300 ms and nose-poke to the left or to ...

journal_title：Journal of neurophysiology

authors： Abolafia JM,Martinez-Garcia M,Deco G,Sanchez-Vives MV

更新日期：2013-11-01 00:00:00

abstract：:Prefrontal cortex (PFC) dopamine D1/5 receptors modulate long- and short-term neuronal plasticity that may contribute to cognitive functions. Synergistic to synaptic strength modulation, direct postsynaptic D1/5 receptor activation also modulates voltage-dependent ionic currents that regulate spike firing, thus alteri...

journal_title：Journal of neurophysiology

authors： Chen L,Bohanick JD,Nishihara M,Seamans JK,Yang CR

更新日期：2007-03-01 00:00:00

abstract：:The core region of primate auditory cortex contains a primary and two primary-like fields (AI, primary auditory cortex; R, rostral field; RT, rostrotemporal field). Although it is reasonable to assume that multiple core fields provide an advantage for auditory processing over a single primary field, the differential r...

journal_title：Journal of neurophysiology

authors： Bendor D,Wang X

更新日期：2008-08-01 00:00:00