The glutamate analogue quisqualic acid is neurotoxic in striatum and hippocampus of immature rat brain.

abstract：:We studied the number of large-sized neurons and neurofibrillary tangles (NFT) in the tuberomammillary nucleus (TM) of the hypothalamus from cases with Alzheimer's disease (AD) and age-matched controls. Numerous NFT were found in TM of AD. However, NFT was never observed in this nucleus of age-matched controls. The nu...

journal_title：Neuroscience letters

authors： Nakamura S,Takemura M,Ohnishi K,Suenaga T,Nishimura M,Akiguchi I,Kimura J,Kimura T

更新日期：1993-03-19 00:00:00

abstract：:In guinea pig hippocampal slices, 4-aminopyridine (4-AP) in concentrations of 100-500 microM reduced the adaptation of CA3 pyramidal neurons to depolarizing stimuli, resulting in a prolongation of repetitive firing during injection of long-lasting depolarizing currents. Concurrently, there was a decrease in the 'sag' ...

journal_title：Neuroscience letters

authors： Matsuda Y,Yoshida S,Fujimura K,Nakamura M

更新日期：1986-04-24 00:00:00

abstract：:Patients with unilateral (n = 14) and bilateral (n = 4) herniorrhaphy participated in this study. With bilateral herniorrhaphy, at the end of the surgery, the wound was infiltrated with a solution of bupivacaine 0.5% and ketamine 0.3% on one side and a solution of bupivacaine 0.5% only, on the other. With unilateral h...

journal_title：Neuroscience letters

authors： Tverskoy M,Oren M,Vaskovich M,Dashkovsky I,Kissin I

更新日期：1996-08-30 00:00:00

abstract：:Aromatic L-amino acid decarboxylase (AADC) decarboxylates L-DOPA and 5-hydroxytryptophan into dopamine and serotonin, respectively. Starting from a rat AADC cDNA clone isolated in our laboratory, we produced a beta-galactosidase-AADC fusion protein in E. coli. It was purified from inclusion bodies and injected into a ...

journal_title：Neuroscience letters

authors： Krieger M,Tillet Y,Gros F,Thibault J

更新日期：1993-04-16 00:00:00

abstract：:The dopamine transporter (DAT1) gene has been implicated in the pathogenesis of many neuropsychiatric disorders, including schizophrenia. The present study aimed to investigate association of the DAT1 gene polymorphisms with schizophrenia in a Han Chinese population. Two single nucleotide polymorphisms (SNPs) in the D...

journal_title：Neuroscience letters

authors： Zheng C,Shen Y,Xu Q

更新日期：2012-04-04 00:00:00

abstract：:We compared, for a number of ligands to the two receptors, the displacement of [3H]strychnine binding to the glycine-gated chloride channel of spinal cord and brainstem synaptic membranes to the displacement of [3H]glycine binding to the NMDA receptor complex of hippocampal and cortex synaptic membranes. Glycine and b...

journal_title：Neuroscience letters

authors： Pullan LM,Powel RJ

更新日期：1992-12-14 00:00:00

abstract：:Resting-state functional magnetic resonance imaging has confirmed that the strengths of the long distance functional connectivity between different brain areas are correlated with individual differences in intelligence. However, the association between the local connectivity within a specific brain region and intellig...

journal_title：Neuroscience letters

authors： Wang L,Song M,Jiang T,Zhang Y,Yu C

更新日期：2011-01-25 00:00:00

abstract：:Somatosensory evoked potentials to median nerve (MN) stimulation were recorded by stereotactically implanted electrodes in the frontal lobe of two epileptic patients in order to evaluate whether short-latency cortical responses could be generated in the supplementary motor area (SMA)-proper. In both patients two poten...

journal_title：Neuroscience letters

authors： Barba C,Valeriani M,Restuccia D,Colicchio G,Faraca G,Tonali P,Mauguière F

更新日期：2003-07-03 00:00:00

abstract：:Astrocyte cell cultures were established from human fetal brains and exposed to human recombinant tumor necrosis factor alpha (TNF alpha) and human recombinant interferon gamma (IFN gamma), and the proliferative response was assessed by bromodeoxyuridine-immunostaining technique. TNF alpha showed an inhibitory activit...

journal_title：Neuroscience letters

authors： Moretto G,Yoo A,Kim SU

更新日期：1993-03-05 00:00:00

abstract：:Recently developed neuroanatomical staining methods utilizing transportable markers have made it possible to visualize individual, growing retinotectal axons in the chick embryo. In the present work, we used such methods to examine the behavior of mechanically deflected axons on the tectum. The deflection of axons was...

journal_title：Neuroscience letters

authors： Thanos S,Bonhoeffer F

更新日期：1986-12-03 00:00:00

abstract：:FasL has been shown to induce angiogenesis in vivo, however, the mechanism remains to be determined. We have previously shown that Fas ligation induces expression of chemokines such as interleukin-8 by human astrogliomas, which may partially explain the in vivo angiogenic property of FasL. Intercellular adhesion molec...

journal_title：Neuroscience letters

authors： Choi K,Benveniste EN,Choi C

更新日期：2003-11-27 00:00:00

abstract：:Activation of several immediate early genes (IEGs) is crucial for long-term memory formation in vivo. In vitro methods of inducing these genes have not been investigated extensively. Here we present data demonstrating that application of the neurotrophin, nerve growth factor (NGF), to both rat primary neuronal culture...

journal_title：Neuroscience letters

authors： Dickey CA,De Mesquita DD,Morgan D,Pennypacker KR

更新日期：2004-08-05 00:00:00

abstract：:Localization of 5-hydroxytryptamine immunoreactivity was studied in the rat coeliac-superior mesenteric ganglion complex and in the porcine superior and inferior mesenteric ganglia by the indirect immunofluorescence technique. In normal rats, only 5-hydroxytryptamine immunoreactive SIF cells were seen in the coeliac-s...

journal_title：Neuroscience letters

authors： Karhula T,Soinila S,Lakomy M,Majewski M,Kaleczyk J,Häppölä O

更新日期：1995-07-14 00:00:00

abstract：:The effect of electrical stimulation of the dorsal hippocampus on accumbens dopamine release was examined. Stimulation of the kindled hippocampus that produced stage 3 seizures evoked a brief increase in extracellular DA and DOPAC levels in the contralateral nucleus accumbens. In contrast, similar stimulation early in...

journal_title：Neuroscience letters

authors： Strecker RE,Moneta ME

更新日期：1994-08-01 00:00:00

abstract：:Glia are key regulators of inflammatory responses within the central nervous system (CNS) following infection or trauma. We have previously demonstrated the ability of activated astrocytes to rapidly produce pro-inflammatory mediators followed by a transition to an anti-inflammatory cytokine production profile that in...

journal_title：Neuroscience letters

authors： Burmeister AR,Johnson MB,Marriott I

更新日期：2019-08-24 00:00:00

abstract：:Kynurenic acid (KYNA) is an antagonist of (+/-)-alpha-amino-3-hydroxy-5-methylisoxazole-4-proprionic acid (AMPA) and N-methyl-D-aspartate (NMDA) receptors and it blocks the glycine site of the NMDA receptor preferentially (IC50 = 7.9 microM). KYNA is produced endogenously by transamination of its precursor L-kynurenin...

journal_title：Neuroscience letters

authors： Scharfman HE,Hodgkins PS,Lee SC,Schwarcz R

更新日期：1999-10-22 00:00:00

abstract：:Sinomenine, one of the alkaloids extracted from roots or stems of Sinomenium acutum, is documented to show antinociceptive action but the action mechanism is still unclear. The present study was aimed to investigate the effect of sinomenine on opioid mu-receptor (OMR). In Chinese Hamster Ovary (CHO) cell transfected w...

journal_title：Neuroscience letters

authors： Wang MH,Chang CK,Cheng JH,Wu HT,Li YX,Cheng JT

更新日期：2008-10-10 00:00:00

abstract：:The potential of nitric oxide for the induction of reactive oxygen species (ROS) has been evaluated in a cerebral synaptosomal fraction. Nitric oxide (NO) was generated using S-nitroso-N-acetylpenicillamine (SNAP). NO stimulated ROS production, assayed using a fluorescent probe. This stimulation was largely inhibited ...

journal_title：Neuroscience letters

authors： Bondy SC,Naderi S

更新日期：1994-02-28 00:00:00

abstract：:While alpha- and beta-synuclein largely overlap in their expression in the vertebrate brain, only alpha-synuclein accumulates in the fibrillar aggregates typical of Parkinson's disease. It is thus critical to have immunological reagents that distinguish between these two protein isoforms. The monoclonal antibody Syn-1...

journal_title：Neuroscience letters

authors： Perrin RJ,Payton JE,Barnett DH,Wraight CL,Woods WS,Ye L,George JM

更新日期：2003-10-02 00:00:00

abstract：:Cholinergic projections originating in the basal forebrain (BF) play important roles in the heterosynaptic facilitation of synaptic strength in various sensory cortices, including the primary visual cortex (V1). Here, using urethane-anesthetized rats, we find that pairing burst stimulation of the BF with single pulse ...

journal_title：Neuroscience letters

authors： Gagolewicz PJ,Dringenberg HC

更新日期：2009-10-02 00:00:00

abstract：:Mental simulation of movements has been widely used to infer about representational aspects of action. On a daily basis, motor planning and execution depends crucially both upon vision and kinesthesia. What if the former is lost? In this study we investigate the physiological changes induced during a mental simulation...

journal_title：Neuroscience letters

authors： Imbiriba LA,Rodrigues EC,Magalhães J,Vargas CD

更新日期：2006-05-29 00:00:00

abstract：:The circadian rhythm and dehydration-induced response of vasopressin (AVP) levels in rat cerebrospinal fluid (CSF) were studied after lesions had been made in the paraventricular (PVN) and suprachiasmatic (SCN) nuclei. The rhythmic fluctuation of AVP levels in CSF was abolished after SCN lesions, whereas lesions of th...

journal_title：Neuroscience letters

authors： Jolkkonen J,Tuomisto L,van Wimersma Greidanus TB,Riekkinen PJ

更新日期：1988-03-31 00:00:00

abstract：:The association of alpha-synuclein (alpha-syn) neuropathology with Parkinson's disease (PD) and several related disorders has led to an intense research effort to develop cerebrospinal fluid (CSF)- or blood-based alpha-syn biomarkers for these types of diseases. Recent studies show that alpha-syn is present in CSF and...

journal_title：Neuroscience letters

authors： Ohrfelt A,Grognet P,Andreasen N,Wallin A,Vanmechelen E,Blennow K,Zetterberg H

更新日期：2009-02-06 00:00:00

abstract：:The aim of the present study is to investigate the mechanisms of suppression of splenic natural killer (NK) cytotoxicity caused by cold stress, using 6-hydroxydopamine (6-OHDA) as chemical sympathectomy. The NK activity was measured by (51)chromium release assay. Central sympathectomy with intracerebroventricular inje...

journal_title：Neuroscience letters

authors： Jiang XH,Guo SY,Xu S,Yin QZ,Ohshita Y,Naitoh M,Horibe Y,Hisamitsu T

更新日期：2004-03-18 00:00:00

abstract：:In addition to providing structural, metabolic and trophic support to neurons, glial cells of the central, peripheral and enteric nervous systems (CNS, PNS, ENS) respond to and regulate neural activity. One of the most well characterized features of this response is an increase of intracellular calcium. Astrocytes at ...

journal_title：Neuroscience letters

authors： Heredia DJ,De Angeli C,Fedi C,Gould TW

更新日期：2020-06-11 00:00:00

abstract：:Exposure to manganese in an industrial or clinical setting can lead to manganism, a neurological disorder with similarities to Parkinson's disease. Although the pathogenetic basis of this disorder is unclear, studies indicate this metal is highly accumulated in astrocytes, suggesting an involvement of these glial cell...

journal_title：Neuroscience letters

authors： Hazell AS,Normandin L,Norenberg MD,Kennedy G,Yi JH

更新日期：2006-04-03 00:00:00

abstract：:There is evidence suggesting that exposure to an abnormal magnetic environment may produce psychophysiological effects related to abnormalities in responses to stress. This may be of relevance for space medicine where astronauts are exposed to a magnetic field different from that exerted by the Earth. Aim of this stud...

journal_title：Neuroscience letters

authors： Del Seppia C,Mezzasalma L,Messerotti M,Cordelli A,Ghione S

更新日期：2006-06-12 00:00:00

abstract：:Female Fischer 344 (F344) rats were tested for age-related differences in both cerebellar beta-adrenergic receptor activation and motor learning. Three and 20 month old rats were tested on a motor learning paradigm that required the rats to adjust their gait to navigate a runway of unevenly spaced pegs. Rates of acqui...

journal_title：Neuroscience letters

authors： Gould TJ,Bickford PC

更新日期：1996-09-20 00:00:00

abstract：:Chronic wasting disease (CWD) is a transmissible spongiform encephalopathy (TSE) of domestic and wild cervids in North America. To address possible prevention regimens for CWD, we have used a mouse model system and the Rocky Mountain Laboratory (RML) mouse-adapted scrapie prion strain to screen efficacy of potential v...

journal_title：Neuroscience letters

authors： Pilon J,Loiacono C,Okeson D,Lund S,Vercauteren K,Rhyan J,Miller L

更新日期：2007-12-18 00:00:00

abstract：:Circadian rhythms of pineal melatonin release were measured in freely moving pigeons (Columba livia) by in vivo microdialysis. The birds were placed in light-dark cycles with 12 h of light and 12 h of darkness (LD 12:12) or continuous dim light (LLdim) after LD 12:12. Although the level of melatonin was various, daily...

journal_title：Neuroscience letters

authors： Hasegawa M,Ebihara S

更新日期：1992-12-14 00:00:00