Plasticity of the frog monocular OKN: involvement of pretectal GABAergic and cholinergic systems.

abstract：:Interleukin-1beta (IL1beta) and tumor necrosis factor-alpha (TNFalpha) are involved in several physiological functions regulated by brain. The current studies were performed to determine whether a diurnal rhythm of IL1beta and TNFalpha mRNAs, determined by real time RT-PCR, existed in specific brain regions linked to ...

journal_title：Neuroscience letters

authors： Cearley C,Churchill L,Krueger JM

更新日期：2003-11-27 00:00:00

abstract：:To investigate the effect of bilateral low-frequency repetitive transcranial magnetic stimulation (rTMS) over dorsolateral prefrontal cortex on serum brain-derived neurotropic factor (BDNF) and serotonin (5-HT) in patients with generalized anxiety disorders (GAD). As compared with before treatment, the HARS score in p...

journal_title：Neuroscience letters

authors： Lu R,Zhang C,Liu Y,Wang L,Chen X,Zhou X

更新日期：2018-09-25 00:00:00

abstract：:Vertical arm pointing movements in two directions (upwards and downwards), imposing two different loads (unload and 0.5 kg) and speeds (normal and fast) have been studied in six subjects. Movements were recorded using an optoelectronic system. Data analysis concentrated upon finger-tip kinematics. Significant effects ...

journal_title：Neuroscience letters

authors： Papaxanthis C,Pozzo T,Stapley P

更新日期：1998-09-04 00:00:00

abstract：:By using the whole-cell recording technique the Na+ current in cultured melanotrophs of the adult rat pituitary was studied. The Na+ current was eliminated by 1 microM TTX and its equilibrium potential confirmed that it was carried predominantly by Na+. The activation threshold was near -40 mV and half-maximal activat...

journal_title：Neuroscience letters

authors： Kehl SJ

更新日期：1994-01-03 00:00:00

abstract：:Several lines of evidence indicate that the histaminergic (HA) system is important for wakefulness and behavioral state regulation. We investigated the hypothesis that age-related changes in HA system occur which may be related to decreased alertness in aging. Although histidine decarboxylase mRNA levels did not chang...

journal_title：Neuroscience letters

authors： Terao A,Steininger TL,Morairty SR,Kilduff TS

更新日期：2004-01-23 00:00:00

abstract：:The functional contribution of cloned subunits to insect nicotinic acetylcholine (ACh) receptors has been difficult to determine using heterologous expression. Instead, in this study we explore the subunit composition of naturally expressed functional receptors in an insect using RNA interference. The nicotinic alpha ...

journal_title：Neuroscience letters

authors： Vermehren A,Qazi S,Trimmer BA

更新日期：2001-11-09 00:00:00

abstract：:Neural stem cell (NSC) transplantation has exhibited considerable therapeutic potential in spinal cord injury. However, most experiments in animals have been performed by injecting these cells directly into the injured spinal cord. A cardinal feature of NSCs is their exceptional migratory ability through the nervous s...

journal_title：Neuroscience letters

authors： Takeuchi H,Natsume A,Wakabayashi T,Aoshima C,Shimato S,Ito M,Ishii J,Maeda Y,Hara M,Kim SU,Yoshida J

更新日期：2007-10-16 00:00:00

abstract：:In urethane-chloralose anesthetized rats, the role of GABA(B) receptor in the commissural subnucleus of the nucleus tractus solitarii (commNTS) on the carotid chemoreceptor reflex was investigated. Microinjection of a GABA(B) agonist baclofen into the commNTS did not have any effects on arterial blood pressure (BP) or...

journal_title：Neuroscience letters

authors： Suzuki M,Tetsuka M,Endo M

更新日期：1999-01-22 00:00:00

abstract：:The action of gamma-aminobutyric acid A (GABAA) and B (GABAB)-agonists has been studied on the membrane potential of astrocytes in explant cultures of rat spinal cord by means of intracellular microelectrode recordings. The GABAB-agonists (-)-baclofen and CGP 27 492 (3-aminopropyl phosphonous acid; 10(-6) to 10(-4) M)...

journal_title：Neuroscience letters

authors： Hösli L,Hösli E,Redle S,Rojas J,Schramek H

更新日期：1990-09-18 00:00:00

abstract：:The effects of severe hypoglycemia on perforant path-evoked field potentials were examined in the rat hippocampus. Although a complete loss of this response was noted when blood glucose concentration fell below 1 mM, this occurred before cessation of electroencephalogram (EEG) activity. Both spontaneous and evoked res...

journal_title：Neuroscience letters

authors： Butcher SP,Jacobson I,Sandberg M,Hagberg H,Hamberger A

更新日期：1987-05-19 00:00:00

abstract：:C57 black mice given a single injection of N-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP), 40 mg/kg, developed marked reduction of striatal dopamine content and loss of dopaminergic neurons in the zona compacta of the substantia nigra. However, pretreatment with any one of four different antioxidants, alpha-tocop...

journal_title：Neuroscience letters

authors： Perry TL,Yong VW,Clavier RM,Jones K,Wright JM,Foulks JG,Wall RA

更新日期：1985-09-30 00:00:00

abstract：:The factors determining the large variation seen in human corpus callosum (CC) morphology are as yet unknown. In this study heritability of CC size was assessed by comparing the concordance of CC midsagittal area in 14 monozygotic and 12 dizygotic twin pairs with a mean age of 27 years, using magnetic resonance imagin...

journal_title：Neuroscience letters

authors： Scamvougeras A,Kigar DL,Jones D,Weinberger DR,Witelson SF

更新日期：2003-02-27 00:00:00

abstract：:Walking with different types of cueing/stimulus (i.e. auditory, visual) has been shown to alter gait variability, thus emerging as an innovative therapeutical tool to restore abnormal gait variability in clinical populations. However, the majority of the research in this area has focused on auditory stimuli while visu...

journal_title：Neuroscience letters

authors： Vaz JR,Groff BR,Rowen DA,Knarr BA,Stergiou N

更新日期：2019-06-21 00:00:00

abstract：:The motor activity of the rat bladder elicited by transmural electrical stimulation was abolished in the presence of 200 nM tetrodotoxin but not of 1 microM atropine plus 3.4 microM guanethidine. Tissue preincubation with 20 microM, alpha, beta-methylene ATP reduced but did not obliterate the electrically-induced moto...

journal_title：Neuroscience letters

authors： Acevedo CG,Lewin J,Contreras E,Huidobro-Toro JP

更新日期：1990-05-31 00:00:00

abstract：:Erythropoietin (EPO) and its specific receptor (EPOR) have been proposed to act as an endogenous system protecting against neuronal injury and neurodegeneration. We measured EPO in cerebrospinal fluid (CSF) of patients with neurodegenerative diseases, and tested for a correlation with an established biomarker of neuro...

journal_title：Neuroscience letters

authors： Brettschneider J,Widl K,Ehrenreich H,Riepe M,Tumani H

更新日期：2006-09-01 00:00:00

abstract：:By a double-labeling method combining the retrograde tracing of horseradish peroxidase and the immunocytochemical technique, serotonin-, substance P- or leucine-enkephalin-like immunoreactive neurons in the midbrain periaqueductal gray (PAG) and the nucleus raphe dorsalis (DR) of the rat were found to send projection ...

journal_title：Neuroscience letters

authors： Li YQ,Jia HG,Rao ZR,Shi JW

更新日期：1990-11-27 00:00:00

abstract：:After systemic administration of the dopamine agonist apomorphine (APO) in common toads Bufo bufo spinosus, the excitatory receptive fields of retinal R2 and R3 ganglion cells doubled their size and the response activities of these neurons to moving visual stimuli were generally increased. Comparable investigations of...

journal_title：Neuroscience letters

authors： Glagow M,Ewert JP

更新日期：1994-05-23 00:00:00

abstract：:Despite the crucial importance of direction of gaze in social interactions, it is only recently that there has been interest in human brain responses to gaze direction. Using full-head magnetoencephalography, we investigated the correlates of direction of gaze in full faces and in eyes-only stimuli, measuring the earl...

journal_title：Neuroscience letters

authors： Taylor MJ,George N,Ducorps A

更新日期：2001-12-28 00:00:00

abstract：:Five animals were used as their own controls for a replication on cats of earlier findings of facilitated paradoxical sleep (PS) after learning. The experiment was based on an instrumental conditioning with positive reinforcement and three-hour recordings of the subsequent sleep. Facilitation was observed as (a) an in...

journal_title：Neuroscience letters

authors： Lecas JC

更新日期：1976-12-01 00:00:00

abstract：:The effects of intracerebroventricular (i.c.v.) administration of dopamine receptor antagonists on the calcium-dependent brain function that reduces blood pressure were investigated. The systolic blood pressure of spontaneously hypertensive rats (SHR; male, 13 weeks of age) was reduced following i.c.v. administration ...

journal_title：Neuroscience letters

authors： Sutoo D,Akiyama K

更新日期：1999-07-16 00:00:00

abstract：:We developed a novel procedure for efficient mutagenesis of zebrafish using a DNA cross-linking agent 4,5',8-trimethylpsoralen (TMP), which is known to frequently induce small deletions in Escherichia coli and Caenorhabditis elegans. A specific-locus test and pilot screenings indicated that the TMP mutagenesis procedu...

journal_title：Neuroscience letters

authors： Ando H,Mishina M

更新日期：1998-03-13 00:00:00

abstract：:Surround inhibition (SI) is a neural mechanism to focus neuronal activity and facilitate selective motor execution (ME). The aim of the present study was to investigate whether SI is also generated during motor imagery (MI). Furthermore, we investigated whether the extent of SI during MI depends on the strength of SI ...

journal_title：Neuroscience letters

authors： Aoyama T,Kaneko F,Ohashi Y,Nagata H

更新日期：2016-08-26 00:00:00

abstract：:The hippocampal formation plays a critical role in episodic memory formation and spatial navigation. Within the hippocampus, the subiculum is considered to be a hub connecting the hippocampal formation to the remainder of the brain. There are functional differences between the dorsal and ventral part of subiculum, whi...

journal_title：Neuroscience letters

authors： Tang H,Wu GS,Xie J,He X,Deng K,Wang H,Xu F,Luo HR

更新日期：2016-08-26 00:00:00

abstract：:Intracerebroventricular injection of the neurosteroid 3alpha-hydroxy-5alpha-pregnan-20-one (3alpha,5alphaTHP) induced catalepsy in mice, within less than 10 min of its administration, which lasted for more than 3 h. This catalepsy was reversed by i.p. administration of picrotoxin, bicuculline, bromocriptine and levodo...

journal_title：Neuroscience letters

authors： Khisti RT,Mandhane SN,Chopde CT

更新日期：1998-07-24 00:00:00

abstract：:Although a neural component has been suggested to contribute to the energetic cost of muscle contraction in vivo, the association between neural and energetic factors has not been determined during voluntary contractions in humans. Twenty young (24±1years, 10 women) healthy individuals performed isometric ankle dorsif...

journal_title：Neuroscience letters

authors： Christie AD,Foulis SA,Kent JA

更新日期：2016-08-26 00:00:00

abstract：:A new non-N-methyl-D-aspartate (non-NMDA) glutamate receptor antagonist, GYKI 52466, was tested on L-glutamate (Glu)-, kainate (KAI)- and NMDA-induced responses in vivo, using both extracellular recording of antidromic field potentials and intracellular recording from rat abducens motoneurones. Intravenous (5-10 mg/kg...

journal_title：Neuroscience letters

authors： Ouardouz M,Durand J

更新日期：1991-04-15 00:00:00

abstract：:To determine how position sense depends on the functional state of the receptors involved, we assessed the accuracy of knee position sense before and after a moderate exercise on a cycle ergometer. Measurements were done on 32 healthy subjects with four protocols combining two tasks (intramodal: using the contralatera...

journal_title：Neuroscience letters

authors： Bouët V,Gahéry Y

更新日期：2000-08-04 00:00:00

abstract：:Most of the phasically occurring periods of rapid eye movements (REMs) of active sleep are accompanied by enhanced suppression of somatomotor activity; however, during some of the REM episodes there are muscular twitches and jerks. The membrane potential changes underlying these motor processes were examined by record...

journal_title：Neuroscience letters

authors： Chase MH,Morales FR

更新日期：1982-12-30 00:00:00

abstract：:In Creutzfeldt-Jakob disease (CJD), progressive neuronal cell death probably occurs as a result of a change in conformation of the physiological prion protein (PrP(C)). There is evidence of participation of the lymphatic system and in particular of lymphocytes in the intracorporeal transportation of the pathological p...

journal_title：Neuroscience letters

authors： Ratzka P,Döhlinger S,Cepek L,Steinacker P,Arlt S,Jacobi C,Schröter A,Wiltfang J,Prange H,Kretzschmar HA,Poser S,Otto M

更新日期：2003-05-29 00:00:00

abstract：:Administration of the cannabinoid CB1 receptor antagonist SR141716 (3-10 mg/kg i.p.) abolished neuropeptide Y-induced overeating and significantly reduced ethanol and sucrose intake in CB1 wild-type (+/+) mice. In CB1 receptor knockout (-/-) mice, neuropeptide Y totally lost its capacity to increase food consumption. ...

journal_title：Neuroscience letters

authors： Poncelet M,Maruani J,Calassi R,Soubrié P

更新日期：2003-06-12 00:00:00