Triggering of lordosis reflex in female rats with somatosensory stimulation: quantitative determination of stimulus parameters.

abstract：:In adults, locomotor movements are accommodated to various support surface conditions by means of specific anticipatory locomotor adjustments and changes in the intersegmental coordination. Here we studied the kinematic strategies of toddlers at the onset of independent walking when negotiating various support surface...

journal_title：Journal of neurophysiology

authors： Dominici N,Ivanenko YP,Cappellini G,Zampagni ML,Lacquaniti F

更新日期：2010-03-01 00:00:00

abstract：:Contusion-type injuries to the spinal cord are characterized by tissue loss and disruption of spinal pathways. Midcervical spinal cord injuries impair the function of respiratory muscles and may contribute to significant respiratory complications. This study systematically assessed the impact of a 100-kDy unilateral C...

journal_title：Journal of neurophysiology

authors： Rana S,Sieck GC,Mantilla CB

更新日期：2017-02-01 00:00:00

abstract：:Annexin I is a local mediator in neural-endocrine feedback control of inflammation. J. Neurophysiol. 80: 3120-3126, 1998. Activation of primary afferent nociceptors induces a neural endocrine-mediated inhibition of the inflammatory response via a circuit that includes ascending spinal pathways and activation of the hy...

journal_title：Journal of neurophysiology

authors： Green PG,Strausbaugh HJ,Levine JD

更新日期：1998-12-01 00:00:00

abstract：:1. Fluorescence changes in the dye di-4-ANEPPS were monitored on the rat's nasal septum and medial surface of the turbinates in response to odorant stimuli. For each mucosal surface a 6.0 x 6.0-mm area was sampled at 100 contiguous sites with a 10 x 10 photodiode array. The odorants were propyl acetate, 2-propanol, ci...

journal_title：Journal of neurophysiology

authors： Youngentob SL,Kent PF,Sheehe PR,Schwob JE,Tzoumaka E

更新日期：1995-01-01 00:00:00

abstract：:In common with other sensory cortices, the mammalian primary auditory cortex (AI) demonstrates the capacity for large-scale reorganization following many experimental situations. For example, training animals in frequency-discrimination tasks has been shown to result in an increase in cortical frequency representation...

journal_title：Journal of neurophysiology

authors： Talwar SK,Gerstein GL

更新日期：2001-10-01 00:00:00

abstract：:Ocular following (OFR) is a short-latency visual stabilization response to the optic flow experienced during self-motion. It has been proposed that it represents the early component of optokinetic nystagmus (OKN) and that it is functionally linked to the vestibularly driven stabilization reflex during translation (tra...

journal_title：Journal of neurophysiology

authors： Adeyemo B,Angelaki DE

更新日期：2005-03-01 00:00:00

abstract：:Effective connectivity between cortical areas decreases during slow wave sleep. This decline can be observed in the reduced interareal propagation of activity evoked either directly in cortex by transcranial magnetic stimulation (TMS) or by sensory stimulation. We present here a large-scale model of the thalamocortica...

journal_title：Journal of neurophysiology

authors： Esser SK,Hill S,Tononi G

更新日期：2009-10-01 00:00:00

abstract：:The reward value of a stimulus can be learned through two distinct mechanisms: reinforcement learning through repeated stimulus-reward pairings and abstract inference based on knowledge of the task at hand. The reinforcement mechanism is often identified with midbrain dopamine neurons. Here we show that a neural pathw...

journal_title：Journal of neurophysiology

authors： Bromberg-Martin ES,Matsumoto M,Hong S,Hikosaka O

更新日期：2010-08-01 00:00:00

abstract：:For the first time in any vertebrate, in vivo responses of single olfactory receptor neurons to odorant mixtures were studied quantitatively. Extracellular electrophysiological response of 54 single olfactory receptor neurons from 23 channel catfish, Ictalurus punctatus, to binary mixtures of amino acids and to their ...

journal_title：Journal of neurophysiology

authors： Kang J,Caprio J

更新日期：1997-01-01 00:00:00

abstract：:The high variability of cortical sensory responses is often assumed to impose a major constraint on efficient computation. In the auditory cortex, however, response variability can be very low. We have used in vivo whole cell patch-clamp methods to study the trial-to-trial variability of the subthreshold fluctuations ...

journal_title：Journal of neurophysiology

authors： Deweese MR,Zador AM

更新日期：2004-09-01 00:00:00

abstract：:We hypothesized that epilepsy affects the activity of the autonomic nervous system even in the absence of seizures, which should manifest as differences in heart rate variability (HRV) and cardiac cycle. To test this hypothesis, we investigated ECG traces of 91 children and adolescents with generalized epilepsy and 25...

journal_title：Journal of neurophysiology

authors： Sivakumar SS,Namath AG,Tuxhorn IE,Lewis SJ,Galán RF

更新日期：2016-04-01 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：:Hypercapnia-induced arousal from sleep is an important protective mechanism pertinent to a number of diseases. Most notably among these are the sudden infant death syndrome, obstructive sleep apnea and sudden unexpected death in epilepsy. Serotonin (5-HT) plays a significant role in hypercapnia-induced arousal. The me...

journal_title：Journal of neurophysiology

authors： Buchanan GF,Smith HR,MacAskill A,Richerson GB

更新日期：2015-07-01 00:00:00

abstract：:The purpose of our study was to examine the associations between the performance of older adults on four tests of mobility and the physical capabilities of the lower leg muscles. The assessments included measures of muscle strength, muscle activation, and perceived fatigability. Muscle activation was quantified as the...

journal_title：Journal of neurophysiology

authors： Mani D,Almuklass AM,Hamilton LD,Vieira TM,Botter A,Enoka RM

更新日期：2018-10-01 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：:Neurons in monkey orbitofrontal cortex (OF) are known to respond to reward-predicting cues with a strength that depends on the value of the predicted reward as determined 1) by intrinsic attributes including size and quality and 2) by extrinsic factors including the monkey's state of satiation and awareness of what ot...

journal_title：Journal of neurophysiology

authors： Roesch MR,Olson CR

更新日期：2005-10-01 00:00:00

abstract：:The responses of many neurons in primary visual cortex are modulated by stimuli outside the classical receptive field in ways that may contribute to integrative processes like scene segmentation. To explore this issue, single-unit neuronal responses were recorded in monkey cortical areas V1 and V2 to visual stimuli co...

journal_title：Journal of neurophysiology

authors： Marcus DS,Van Essen DC

更新日期：2002-11-01 00:00:00

abstract：:The rostral ventromedial medulla (RVM) modulates nociception through changes in the activity of two classes of neuron, ON- and OFF-cells. The activity of these neurons is regulated, in part, by input from the periaqueductal gray (PAG). The objective of this study was to determine whether PAG-mediated antinociception i...

journal_title：Journal of neurophysiology

authors： Tortorici V,Morgan MM

更新日期：2002-10-01 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：:The oculomotor system is well understood compared with other motor systems; however, we do not yet know the spatial details of sensory to motor transformations. This study addresses this issue by quantifying the spatial relationships between visual and motor responses in the superior colliculus (SC), a midbrain struct...

journal_title：Journal of neurophysiology

authors： Marino RA,Rodgers CK,Levy R,Munoz DP

更新日期：2008-11-01 00:00:00

abstract：:1. Evidence for local excitatory synaptic connections in CA1 of the rat hippocampus was obtained by recording excitatory postsynaptic potentials (EPSPs) intracellularly from pyramidal cells during local microapplications of glutamate. 2. Experiments were performed in hippocampal slices cut parallel to (transverse slic...

journal_title：Journal of neurophysiology

authors： Christian EP,Dudek FE

更新日期：1988-01-01 00:00:00

abstract：:The aim of this study was to determine whether neuronal activity in the macaque supplementary eye field (SEF) is influenced by the rule used for saccadic target selection. Two monkeys were trained to perform a variant of the memory-guided saccade task in which any of four visible dots (rightward, upward, leftward, and...

journal_title：Journal of neurophysiology

authors： Olson CR,Gettner SN,Ventura V,Carta R,Kass RE

更新日期：2000-09-01 00:00:00

abstract：:1. Here we study the variability in extracellular records of action potentials. Our work is motivated, in part, by the need to construct effective algorithms to classify single-unit waveforms from multiunit recordings. 2. We used microwire electrode pairs (stereotrodes) to record from primary somatosensory cortex of a...

journal_title：Journal of neurophysiology

authors： Fee MS,Mitra PP,Kleinfeld D

更新日期：1996-12-01 00:00:00

abstract：:Directional hearing is crucial for animals depending on acoustic signals to locate a mate. We focused on crickets to explore the reliability of directional information forwarded to the brain by the ascending auditory interneuron AN1, which is crucial for phonotactic behavior. We presented calling song from -45° to +45...

journal_title：Journal of neurophysiology

authors： Lv M,Zhang X,Hedwig B

更新日期：2020-03-01 00:00:00

abstract：:Reach-to-grasp movements require information about the distance and size of target objects. Calibration of this information could be achieved via feedback information (visual and/or haptic) regarding terminal accuracy when target objects are grasped. A number of reports suggest that the nervous system alters reach-to-...

journal_title：Journal of neurophysiology

authors： Bingham GP,Mon-Williams MA

更新日期：2013-12-01 00:00:00

abstract：:Dopamine neurons in freely moving rats often fire behaviorally relevant high-frequency bursts, but depolarization block limits the maximum steady firing rate of dopamine neurons in vitro to ∼10 Hz. Using a reduced model that faithfully reproduces the sodium current measured in these neurons, we show that adding an add...

journal_title：Journal of neurophysiology

authors： Qian K,Yu N,Tucker KR,Levitan ES,Canavier CC

更新日期：2014-12-01 00:00:00

abstract：:1. Whole cell patch-clamp experiments were conducted to determine whether rat aortic baroreceptor neurons contain mechano-sensitive conductances. 2. Putative aortic baroreceptor neurons in the nodose ganglia were identified by injecting DiI onto the adventitia of the aortic arch. Nodose ganglia neurons were dissociate...

journal_title：Journal of neurophysiology

authors： Cunningham JT,Wachtel RE,Abboud FM

更新日期：1995-05-01 00:00:00

abstract：:An important new study by Kvarta, Bradbrook, Dantrassy, Bailey, and Thompson (J Neurophysiol 114: 1713-1724, 2015) examined the effects of persistent stress and excessive glucocorticoid levels on hippocampal function and emotional behavior in rodents. The authors specifically implicate the temporoammonic pathway as be...

journal_title：Journal of neurophysiology

authors： McGinn MA,Pahng AR

更新日期：2017-02-01 00:00:00

abstract：:Limb movement-related neurons in the cerebellar nuclei (CN) typically produce bursts of discharge in association with movement. Consequently, given the inhibitory nature of the Purkinje cell (PC) projection to CN, it is puzzling that only a minority of movement-related PCs pause; the majority burst. Some of the moveme...

journal_title：Journal of neurophysiology

authors： Holdefer RN,Houk JC,Miller LE

更新日期：2005-01-01 00:00:00

abstract：:We report the first optical recordings of action potentials, in single trials, from one or a few (approximately 1-2 microm) mammalian nerve terminals in an intact in vitro preparation, the mouse neurohypophysis. The measurements used two-photon excitation along the "blue" edge of the two-photon absorption spectrum of ...

journal_title：Journal of neurophysiology

authors： Fisher JA,Barchi JR,Welle CG,Kim GH,Kosterin P,Obaid AL,Yodh AG,Contreras D,Salzberg BM

更新日期：2008-03-01 00:00:00