Forcing of coupled nonlinear oscillators: studies of intersegmental coordination in the lamprey locomotor central pattern generator.

abstract：:From our experiments combining in vivo calcium imaging and electrophysiology on fly vertical motion-sensitive cells (VS-cells) during visual stimulation, we infer different mechanisms of calcium entry within different dendritic compartments; while in the main dendritic branches calcium influx from extracellular space ...

journal_title：Journal of neurophysiology

authors： Single S,Borst A

更新日期：2002-03-01 00:00:00

abstract：:The transient receptor potential vanilloid-1 (TRPV1) receptor is involved in peripheral and spinal nociceptive processing and is a therapeutic target for pain. We have shown previously that TRPV1 in the ventrolateral periaqueductal gray (VL-PAG) tonically contributes to brain stem descending antinociception by stimula...

journal_title：Journal of neurophysiology

authors： Maione S,Starowicz K,Cristino L,Guida F,Palazzo E,Luongo L,Rossi F,Marabese I,de Novellis V,Di Marzo V

更新日期：2009-05-01 00:00:00

abstract：:1. The primary functions of the superior colliculus (SC) are thought to include both the spatial localization of sensory stimuli and the initiation of an orienting response. It has been hypothesized that, in cat, both of these SC functions may be influenced by feedback from the extraocular muscles. The present investi...

journal_title：Journal of neurophysiology

authors： Nelson JS,Meredith MA,Stein BE

更新日期：1989-12-01 00:00:00

abstract：:To investigate the specificity of fusimotor (gamma) drive during locomotion, gamma-efferents were recorded from the flexor digitorum longus (FDL) and flexor hallucis longus (FHL) nerves in a decerebrate cat preparation. These nerves innervate hindlimb muscles that differ in some aspects of their mechanical action. For...

journal_title：Journal of neurophysiology

authors： Murphy PR

更新日期：2002-01-01 00:00:00

abstract：:1. Synaptic responses of medial nucleus tractus solitarius (mNTS) neurons to solitary tract (ST) activation were studied in a horizontal brain slice preparation of the rat medulla. Slices included sections of ST sufficiently long that the ST could be electrically activated several millimeters from the recording site o...

journal_title：Journal of neurophysiology

authors： Andresen MC,Yang M

更新日期：1995-10-01 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. 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：:To clarify the role of cholinergic inputs to the intermediate layer of the superior colliculus (SC), we examined the effect of microinjection of nicotine into the SC on visually guided saccades in macaque monkeys. After injection of 0.4-2 microl of 1-100 mM nicotine into the SC, frequency of extremely short latency sa...

journal_title：Journal of neurophysiology

authors： Aizawa H,Kobayashi Y,Yamamoto M,Isa T

更新日期：1999-09-01 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

abstract：:Sex-specific behaviors of some vertebrates are reversible by androgen administered in adulthood. Such behavioral transformations in adulthood provide opportunities to identify how neural systems reconfigure to produce sex-specific behavior. In this study, we focused on the vocalizations of the African clawed frog, Xen...

journal_title：Journal of neurophysiology

authors： Potter KA,Bose T,Yamaguchi A

更新日期：2005-07-01 00:00:00

abstract：:1. Hair cells in whole-mount in vitro preparations of the utricular macula of the bullfrog (Rana catesbeiana) were selected according to their macular location and hair bundle morphology. The voltage responses of selected hair cells to intracellular current steps and sinusoids in the frequency range of 0.5-200 Hz were...

journal_title：Journal of neurophysiology

authors： Baird RA

更新日期：1994-02-01 00:00:00

abstract：:The supratrigeminal region (SupV) receives abundant orofacial sensory inputs and descending inputs from the cortical masticatory area and contains premotor neurons that target the trigeminal motor nucleus (MoV). Thus it is possible that the SupV is involved in controlling jaw muscle activity via sensory inputs during ...

journal_title：Journal of neurophysiology

authors： Nakamura S,Inoue T,Nakajima K,Moritani M,Nakayama K,Tokita K,Yoshida A,Maki K

更新日期：2008-10-01 00:00:00

abstract：:Our group set out to develop a sensitive technique, capable of detecting output changes from the posterior fossa following a motor acquisition task. Transcranial magnetic stimulation (TMS) was applied over the right cerebellar cortex 5 ms in advance of test stimuli over the left cerebral motor cortex (M1), suppressing...

journal_title：Journal of neurophysiology

authors： Baarbé J,Yielder P,Daligadu J,Behbahani H,Haavik H,Murphy B

更新日期：2014-02-01 00:00:00

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：:Synchronization between the firing times of simultaneously active motor units (MUs) is generally assumed to increase during fatiguing contractions. To date, however, estimates of MU synchronization have relied on indirect measures, derived from surface electromyographic (EMG) interference signals. This study used intr...

journal_title：Journal of neurophysiology

authors： McManus L,Hu X,Rymer WZ,Suresh NL,Lowery MM

更新日期：2016-06-01 00:00:00

abstract：:A brain slice preparation from guinea pigs and intracellular recording techniques were used to examine the effects of carbachol application on the three classes (A, B, and C) of neurons (n = 68, 40 of class A, 12 of class B, 16 of class C) within the mediolateral part of the lateral septum (LSml). Bath application of ...

journal_title：Journal of neurophysiology

authors： Carette B

更新日期：1998-09-01 00:00:00

abstract：:Rectification of surface EMG before spectral analysis is a well-established preprocessing method used in the detection of motor unit firing patterns. A number of recent studies have called into question the need for rectification before spectral analysis, pointing out that there is no supporting experimental evidence ...

journal_title：Journal of neurophysiology

authors： Ward NJ,Farmer SF,Berthouze L,Halliday DM

更新日期：2013-10-01 00:00:00

abstract：:EEG generator-a model of potentials in a volume conductor. The potential recorded over the cortex electro-corticogram (ECoG) or over the scalp [electroencephalograph (EEG)] derives from the activity of many sources known as "EEG generators." The recorded amplitude is basically a function of the unitary potential of a ...

journal_title：Journal of neurophysiology

authors： Avitan L,Teicher M,Abeles M

更新日期：2009-11-01 00:00:00

abstract：:Paired-pulse transcranial magnetic stimulation (TMS) can be used to examine intracortical inhibition in primary motor cortex (M1), termed short-interval intracortical inhibition (SICI). To our knowledge, SICI has only been demonstrated in contralateral motor evoked potentials (MEPs). Ipsilateral MEPs (iMEPs) are assum...

journal_title：Journal of neurophysiology

authors： McCambridge AB,Stinear JW,Byblow WD

更新日期：2016-03-01 00:00:00

abstract：:Exposure to odorants results in a rapid (<10 s) reduction in odor-evoked activity in the rat piriform cortex despite relatively maintained afferent input from olfactory bulb mitral cells. To further understand this form of cortical plasticity, a detailed analysis of its odor specificity was performed. Habituation of o...

journal_title：Journal of neurophysiology

authors： Wilson DA

更新日期：2000-01-01 00:00:00

abstract：:The neurons in the intermediate layers of the monkey superior colliculus (SC) that discharge before saccadic eye movements can be divided into at least two types, burst and buildup neurons, and the differences in their characteristics are compatible with different functional contributions of the two cell types. It has...

journal_title：Journal of neurophysiology

authors： Aizawa H,Wurtz RH

更新日期：1998-04-01 00:00:00

abstract：:The recurrent mossy fiber pathway of the dentate gyrus expands dramatically in the epileptic brain and serves as a mechanism for synchronization of granule cell epileptiform activity. It has been suggested that this pathway also promotes epileptiform activity by inhibiting GABA(A) receptor function through release of ...

journal_title：Journal of neurophysiology

authors： Molnár P,Nadler JV

更新日期：2001-05-01 00:00:00

abstract：:1. A method for adapting a standard stereotaxic frame for use with neonatal rats as young as postnatal day 1 (PD 1) was devised, and single-unit extracellular recordings were obtained from neurons in the locus ceruleus (LC) in urethan-anesthetized rats during different stages in development from PD 1 to PD 34. 2. The ...

journal_title：Journal of neurophysiology

authors： Nakamura S,Kimura F,Sakaguchi T

更新日期：1987-09-01 00:00:00

abstract：:1. A compartmental model was employed to investigate the electrical behavior of a dendritic spine having excitable membrane at the spine head. Here we used the Hodgkin and Huxley equations to generate excitable membrane properties; in some cases the kinetics were modified to get a longer duration action potential. Pas...

journal_title：Journal of neurophysiology

authors： Segev I,Rall W

更新日期：1988-08-01 00:00:00

abstract：:Self-motion generates patterns of optic flow on the retina. Neurons in the dorsal part of the medial superior temporal area (MSTd) are selective for these optic flow patterns. It has been shown that neurons in this area that are selective for expanding optic flow fields are involved in heading judgments. We wondered h...

journal_title：Journal of neurophysiology

authors： Xu H,Wallisch P,Bradley DC

更新日期：2014-06-01 00:00:00

abstract：:1. Areas of cerebellar cortex related to saccadic eye movements were ablated in three Macaca mulatta monkeys trained to fixate visual targets. There followed a postoperative dysmetria of saccadic eye movements which appeared to be the result of an impairment specifically within the saccadic system. 2. Convergent evide...

journal_title：Journal of neurophysiology

authors： Ritchie L

更新日期：1976-11-01 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：:Several types of equilibrium point (EP) controllers have been proposed for the control of posture and movement. EP controllers are appealing from a computational perspective because they do not require solving the "inverse dynamic problem" (i.e., computation of the torques required to move a system along a desired tra...

journal_title：Journal of neurophysiology

authors： Kistemaker DA,Van Soest AJ,Bobbert MF

更新日期：2006-05-01 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：:1. Baclofen increases transient light responses of amacrine and ganglion cells despite acting as a classical inhibitory transmitter to both hyperpolarize and shunt these cells. 2. This effect seems to occur at the level of the inner retina and appears not to be due to an additional input from bipolar cells. 3. In some...

journal_title：Journal of neurophysiology

authors： Bai SH,Slaughter MM

更新日期：1989-02-01 00:00:00