Reduced cortico-motor facilitation in a normal sample with high traits of autism.

abstract：:This report concerns an ultrastructural study of the synapses present on the surface of somata of normal-looking Betz cells in the fifth layer of motor cortex of seven patients with amyotrophic lateral sclerosis (ALS). Specimens from 12 age-matched, neurologically normal control individuals were included for compariso...

journal_title：Neuroscience letters

authors： Sasaki S,Iwata M

更新日期：1999-06-11 00:00:00

abstract：:Damaged axons in the adult central nervous system (CNS) fail to regenerate spontaneously due to several intrinsic and extrinsic factors that inhibit axon elongation. An extrinsic inhibitory factor, repulsive guidance molecule-a (RGMa), is upregulated around spinal cord lesion sites. Inhibition of RGMa using an antibod...

journal_title：Neuroscience letters

authors： Nakanishi T,Fujita Y,Tanaka T,Yamashita T

更新日期：2019-09-14 00:00:00

abstract：:In recent years, several attempts have been made to identify biochemical and/or genetic markers which might have diagnostic and prognostic uses for Alzheimer's disease (AD). To look for possible new blood markers, a longitudinal study was carried out in our Central Nervous System Biomedical Research Center between Oct...

journal_title：Neuroscience letters

authors： Lombardi VR,Cacabelos R

更新日期：1999-01-22 00:00:00

abstract：:Protein kinase G (PKG) has been implicated in a variety of physiological functions including synaptic plasticity in the brain. This study investigated the involvement of dopamine D3 (D3) receptors in PKG-regulated dopamine release, long-term changes in gene expression and behavioral sensitization after repeated cocain...

journal_title：Neuroscience letters

authors： Lee DK,Oh JH,Yang JH,Youn B,Shim YB,Shim I,Wang JQ,Choe ES

更新日期：2013-04-29 00:00:00

abstract：:The presence of the neuron specific enolase (NSE) has been tested by sandwich enzyme immunoassay in cerebrospinal fluid (CSF) of rats after intrastriatal injection of various amounts of kainic acid (KA). Incremental release of NSE was observed in CSF for increasing concentrations of injected KA. Still, a significant d...

journal_title：Neuroscience letters

authors： Steinberg R,Scarna H,Pujol JF

更新日期：1984-03-23 00:00:00

abstract：:Vigabatrin (VGB), an inhibitor of gamma-aminobutyric acid-aminotransferase, exhibits an antiepileptic effect but several studies indicate that its effect may be biphasic. A time course of an effect of a single injection of VGB on hippocampal epileptic afterdischarges (AD) elicited by an electric stimulation of the ang...

journal_title：Neuroscience letters

authors： Stuchlík A,Kubová H,Mares P

更新日期：2001-10-12 00:00:00

abstract：:Nitric oxide (NO) plays a role in the secondary damage after spinal cord (SC) injury. NO is produced by the activity of two classes of enzymes: calcium-dependent constitutive nitric oxide synthase (NOS) and calcium-independent inducible NOS. To determine the time course of both NOS activities after SC injury, 50 Wista...

journal_title：Neuroscience letters

authors： Díaz-Ruiz A,Ibarra A,Pérez-Severiano F,Guízar-Sahagún G,Grijalva I,Ríos C

更新日期：2002-02-22 00:00:00

abstract：:To elucidate the metabolic process generating amyloid-beta protein (A beta) from beta-amyloid precursor protein (APP) in human brain, we partially purified secretory forms and carboxyl-terminal fragments (CTFs) of APP from the white matter of a Down's syndrome brain. We obtained secretory forms of APP which lack the e...

journal_title：Neuroscience letters

authors： Tokuda T,Tanaka K,Kametani F,Ikeda S,Yanagisawa N

更新日期：1995-02-17 00:00:00

abstract：:Doxorubicin, a fluorescent retrograde neurotoxin, killed neurons in the ventral tegmentum and thalamus that were afferent to the injection site in the caudate-putamen. The neurotoxic effects in the ventral tegmentum and thalamus were prevented by a large coronal knife cut caudal to the injection site in the striatum, ...

journal_title：Neuroscience letters

authors： van der Kooy D,Zito KA,Roberts DC

更新日期：1985-01-21 00:00:00

abstract：:We reported here the functional characteristics of Na+ -dependent neutral amino acid transport system A in normal human astrocytes and its adaptive regulation, a process in which amino acid starvation induces the transport activity. Reverse transcription-PCR revealed that the system A transporter subtype, SNAT2/ATA2, ...

journal_title：Neuroscience letters

authors： Tanaka K,Yamamoto A,Fujita T

更新日期：2005-04-18 00:00:00

abstract：:In order to test the hypothesis that ethanol (EtOH)-induced changes in growth factor signal transduction contribute to the teratogenic effects of EtOH in the developing brain, neonatal rat pups were administered a single dose of EtOH during the brain growth spurt (5 days of age, PN5). Hippocampal mitogen-activated/ext...

journal_title：Neuroscience letters

authors： Davis MI,Szarowski D,Turner JN,Morrisett RA,Shain W

更新日期：1999-09-10 00:00:00

abstract：:Two patients with Xp21 muscular dystrophy Becker type showed absence of dystrophin in muscle biopsy tested with 4 antibodies (polyclonal anti-60 kDa, monoclonal against the rod domain, the C-terminus and the N-terminus). DNA analysis did not detect any deletion in one patient and demonstrated deletion of exons 3-7 in ...

journal_title：Neuroscience letters

authors： Mongini T,Palmucci L,Doriguzzi C,Chiadoò-Piat L,Restagno G

更新日期：1992-11-23 00:00:00

abstract：:In precontracted, endothelium-free guinea pig mesenteric artery rings, in which adrenergic vasoconstrictor responses had been eliminated, guanethidine (1-30 microM) produced a vasodilatation of 69.3+/-4.4%. The vasodilatation was reduced 89% by capsaicin (10 microM) or 55% by tetrodotoxin (10 microM), indicating media...

journal_title：Neuroscience letters

authors： Zheng ZL,Shimamura K,Anthony TL,Kreulen DL

更新日期：2000-07-21 00:00:00

abstract：:In situ hybridization of mRNAs for beta- and gamma-cytoplasmic non-muscle actin in the mouse central nervous system revealed their differential expression correlating with the developmental stages. Most intense expression of both isoactin mRNAs at the specific postnatal developmental stage was observed in pyramidal ce...

journal_title：Neuroscience letters

authors： Chiba T,Nakamura Y,Sakiyama S

更新日期：1990-04-20 00:00:00

abstract：:The nitric oxide synthase (NOS) inhibitor L-nitroarginine methyl ester has been found to exhibit antinociceptive activity in a rat model of pain [Kitto, K.F. et al., Neurosci. Lett., 148 (1992) 1-5; Lee, J.H. et al., NeuroReport, 3 (1992) 841-844; Moore, P.K. et al., Br. J. Pharmacol., 102 (1991) 198-202]. We investig...

journal_title：Neuroscience letters

authors： Lam HH,Hanley DF,Trapp BD,Saito S,Raja S,Dawson TM,Yamaguchi H

更新日期：1996-06-07 00:00:00

abstract：:Basal serotonin (5-HT) release, measured in the presence of imipramine, was significantly reduced in slices of hippocampus, n. accumbens and frontal cortex from rats subjected to forced swim test and chronic isolation. Only in the hippocampus, in the two animal models of depression, K-stimulated release was increased....

journal_title：Neuroscience letters

authors： Jaffe EH,De Frias V,Ibarra C

更新日期：1993-11-12 00:00:00

abstract：:Experiments involving the acute administration of a central cholinergic substance (L-acetylcarnitine) were performed on 6 healthy subjects to obtain additional evidence that the electrophysiological method developed by Bussel and Pierrot-Deseilligny in 1977 does actually assess recurrent inhibition in man. In all the ...

journal_title：Neuroscience letters

authors： Mazzocchio R,Rossi A

更新日期：1989-11-20 00:00:00

abstract：:To study the central effects of adenosine on hypoxia, the influence of treatment by the A1 receptor agonist cyclohexyladenosine (1 microM) or by the antagonist theophylline (10 microM) was tested on cell damage in a model of neuronal culture. Whereas theophylline enhanced cell injury induced by 8 h hypoxia, cyclohexyl...

journal_title：Neuroscience letters

authors： Daval JL,Nicolas F

更新日期：1994-07-04 00:00:00

abstract：:Antipsychotic drugs remain the mainstay of pharmacotherapy for schizophrenia. As there are large individual variations in efficacy and side-effects of antipsychotic drugs, there is a strong demand for personalized medication to treat schizophrenia. Pharmacogenetic research into antipsychotic drugs has examined a numbe...

journal_title：Neuroscience letters

authors： Han M,Deng C

更新日期：2020-05-01 00:00:00

abstract：:Evidence, based on voltage-clamp and current-clamp recording, is presented for endogenous receptors for vasoactive intestinal polypeptide (VIP) on the cell membrane of the Xenopus oocyte. At normal resting potential a hyperpolarisation is produced by VIP, associated with an increase in K+ conductance. The response is ...

journal_title：Neuroscience letters

authors： Reale V,Ashford ML,Barnard EA

更新日期：1987-12-16 00:00:00

abstract：:Intracellular injection of the calcium chelator BAPTA into postinspiratory (PI) and late inspiratory neurones (late-I) of the ventral respiratory group of anaesthetised cat was performed to study the role of intracellular free calcium in patterning the activity of neurones controlling termination of inspiration. BAPTA...

journal_title：Neuroscience letters

authors： Pierrefiche O,Champagnat J,Richter DW

更新日期：1995-01-23 00:00:00

abstract：:Rat neocortical slices maintained in Mg2(+)-free Krebs medium developed spontaneous paroxysmal discharges which were attenuated or suppressed by the gamma-aminobutyric acid-B (GABAB) receptor agonist baclofen, occasionally accompanied by a slight hyperpolarisation, and antagonised by the specific GABAB-receptor antago...

journal_title：Neuroscience letters

authors： Ong J,Kerr DI,Johnston GA,Hall RG

更新日期：1990-02-05 00:00:00

abstract：:Neurotrophin 3 (NT3) is a potent neurotrophic factor for promoting remyelination and recovery of neuronal function; upregulation of its expression in the central nervous system (CNS) is thus of major therapeutic importance for neurological deficits. Matrine (MAT), a quinolizidine alkaloid derived from the herb Radix S...

journal_title：Neuroscience letters

authors： Zhang ML,Zhang XJ,Kang J,Zhang HJ,Chen XL,Liu N,Liu SQ,Ma WD,Zhang GX,Zhu L

更新日期：2017-05-10 00:00:00

abstract：:Effects of intracerebroventricular (i.c.v.) administration of atrial natriuretic polypeptide (ANP) on renal sympathetic nerve activity (RSNA) and renal blood flow (RBF) were examined in conscious rats. Administration of ANP had no appreciable effects on baseline RSNA and RBF. The pressor response induced by i.c.v. ang...

journal_title：Neuroscience letters

authors： Kannan H,Ueta Y,Nakamura T,Yamashita H,Hayashida Y

更新日期：1990-08-14 00:00:00

abstract：:To investigate the role of Cl(-)-stimulated Mg(2+)-ATPase (Cl(-)-ATPase) in neurons, we examined the effects of ethacrynic acid (0.3 mM), which completely inhibits Cl(-)-ATPase on the intracellular Cl- concentrations of cultured rat hippocampal neurons, using Cl(-)-sensitive fluorescent probes. Ethacrynic acid and ATP...

journal_title：Neuroscience letters

authors： Inoue M,Hara M,Zeng XT,Hirose T,Ohnishi S,Yasukura T,Uriu T,Omori K,Minato A,Inagaki C

更新日期：1991-12-16 00:00:00

abstract：:The cellular prion protein (PrP(C)) is crucial for the development of transmissible spongiform encephalopathies (TSEs), where the pathogenic scrapie isoform (PrP(Sc)) of the same protein, is considered to be the principal or sole infectious agent. Here, we report findings on PrP(C) expression in the rat forebrain, usi...

journal_title：Neuroscience letters

authors： Verghese-Nikolakaki S,Michaloudi H,Polymenidou M,Groschup MH,Papadopoulos GC,Sklaviadis T

更新日期：1999-09-03 00:00:00

abstract：:Huntington disease is an uncommon autosomal dominant neurodegenerative disorder caused by expanded polyglutamine repeats in the huntingtin protein. The proximate mechanisms responsible for neurodegeneration are unknown. Copper ions may play a role in Huntington disease by promoting oligomerization of expanded polyglut...

journal_title：Neuroscience letters

authors： Tallaksen-Greene SJ,Janiszewska A,Benton K,Hou G,Dick R,Brewer GJ,Albin RL

更新日期：2009-03-06 00:00:00

abstract：:Mouse neuroblastoma x rat glioma hybrid cells (N x G, NG108-15) were used to study the mechanism of Ca(2+)-current (ICa) inhibition by 5-hydroxytryptamine (5-HT). 5-HT caused a dose-dependent decrease of ICa which was abolished by ICS 205-930 (10)(-8) M) while 2-methyl-5-HT was an agonist. Intracellular infusion of GD...

journal_title：Neuroscience letters

authors： Eckert R,Utz J,Trautwein W

更新日期：1993-04-16 00:00:00

abstract：:Transient cognitive and behavioral stabilization of patients with Alzheimer's disease (AD) is the main goal of acetylcholinesterase inhibitor (AChEI) therapy. Response to treatment is variable and it is usually assessed clinically via neuropsychological scales. Functional neuroimaging could ideally permit the objectiv...

journal_title：Neuroscience letters

authors： Ferreri F,Pasqualetti P,Määttä S,Ponzo D,Guerra A,Bressi F,Chiovenda P,Del Duca M,Giambattistelli F,Ursini F,Tombini M,Vernieri F,Rossini PM

更新日期：2011-04-01 00:00:00

abstract：:Dextromethorphan (DM, 40 or 80 mg/kg, i.p.) and MK-801 (3 or 10 mg/kg, i.p.) were compared in their ability to prevent the depletion of choline acetyltransferase (ChAT) activity in the rat striatum following intrastriatal injection of quinolinic acid. DM did not reduce striatal ChAT depletion following injection of ei...

journal_title：Neuroscience letters

authors： Engber TM,Chase TN

更新日期：1988-12-19 00:00:00