Activation of calpain precedes morphological alterations during hydrogen peroxide-induced apoptosis in neuronally differentiated mouse embryonal carcinoma P19 cell line.

abstract：:In decerebrated rabbits, reflexes were evoked in medial gastrocnemius motoneurones by mechanical stimulation of the heel, using four pinch strengths from 183 (innocuous) to 4577 (noxious) mN. The alpha(2)-adrenoceptor antagonist idazoxan (1-156 microg intrathecal (i.th.) significantly increased responses to pinch stre...

journal_title：Neuroscience letters

authors： Clarke RW,Harris J,Houghton AK

更新日期：2001-08-10 00:00:00

abstract：:An investigation was made of the effect of presynaptic inhibition on paired-pulse facilitation (PPF) of group Ia afferent excitatory postsynaptic potentials (EPSPs). The main finding from this study was that PPF was enhanced during presynaptic inhibition of compound Ia EPSPs. This increase in PPF is identical to that ...

journal_title：Neuroscience letters

authors： Stuart GJ,Redman SJ

更新日期：1991-05-27 00:00:00

abstract：:We recently showed that dopamine (DA) and serotonin (5-HT) exert anticonvulsant effects against limbic seizures in rats mediated by hippocampal D(2) and 5-HT(1A) receptor stimulation. For exogenously administered monoamines, anticonvulsant activity was only observed following 70--400% and 80--350% increases in baselin...

journal_title：Neuroscience letters

authors： Clinckers R,Smolders I,Meurs A,Ebinger G,Michotte Y

更新日期：2005-12-16 00:00:00

abstract：:A 12h sleep deprivation enhances the expression of 5-hydroxytryptamine (5-HT) 1A receptors in rat hippocampus that recedes with 48h sleep recovery. The depressant effect of applied 5-HT on the field excitatory postsynaptic potentials recorded in the CA1 area, is also enhanced in hippocampi of SD rats. Following a 24 o...

journal_title：Neuroscience letters

authors： Azizi H,Hwang J,Suen V,Kang NZ,Somvanshi R,Tadavarty R,Kumar U,Sastry BR

更新日期：2017-08-10 00:00:00

abstract：:Non-photic stimuli, such as diurnal wheel running in rodents, phase shift the circadian clock and suppress the expression of Per1 in the suprachiasmatic nucleus (SCN). The goal of the present study was to directly decrease Per1 expression using antisense (AS) oligodeoxynucleotides to determine if such suppression prod...

journal_title：Neuroscience letters

authors： Hamada T,Antle MC,Silver R

更新日期：2004-05-20 00:00:00

abstract：:We have identified the secretory cleavage site in the Alzheimer amyloid precursor (APP) in a non-transfected neuronal cell line, using cyanogen bromide digests of APP purified from medium conditioned by PC-12 cells which were differentiated to a neuronal phenotype. The results obtained are most consistent with proteol...

journal_title：Neuroscience letters

authors： Anderson JP,Esch FS,Keim PS,Sambamurti K,Lieberburg I,Robakis NK

更新日期：1991-07-08 00:00:00

abstract：:Calpain activity of nerve growth factor (NGF)-induced rat pheochromocytoma (PC12) cells shows a transient diminution in the early phase of differentiation. Calpain activity can be further decreased by a cell-permeable calpain inhibitor, calpeptin, which enhances the effect of NGF by stimulating neurite elongation. The...

journal_title：Neuroscience letters

authors： Pintér M,Aszódi A,Friedrich P,Ginzburg I

更新日期：1994-03-28 00:00:00

abstract：:The restoration of motor function is important in daily life in patients with brain damage. Although attentional concentration can affect motor function, most physical therapists focus only on therapeutic exercise. Therefore, we investigated changes in motor function in patients with high attentional concentration dur...

journal_title：Neuroscience letters

authors： Ha SY,Sung YH

更新日期：2020-09-25 00:00:00

abstract：:Gap junction (GJ) coupling between neocortical GABAergic interneurons plays a critical role in the synchronization of activity in cortical networks in physiological and pathophysiological states, e.g., seizures. Past studies have shown that GJ blockers exert anticonvulsant actions in both in vivo and in vitro models o...

journal_title：Neuroscience letters

authors： Yang L,Ling DS

更新日期：2007-04-18 00:00:00

abstract：:To examine whether the Haken-Kelso-Bunz model for rhythmic interlimb coordination applies to walking side-by-side on a treadmill, we invited six pairs of participants to coordinate their stepping movements at seven prescribed relative phases (between 0 degrees and 180 degrees ) to scan the attractor layout governing t...

journal_title：Neuroscience letters

authors： van Ulzen NR,Lamoth CJ,Daffertshofer A,Semin GR,Beek PJ

更新日期：2010-04-26 00:00:00

abstract：:The amino acid content of Torpedo synaptosomes was investigated. It was found that glutamate and taurine were particularly enriched, their concentration exceeding that of acetylcholine by 50-60%. Other amino acids such as alanine, gamma-aminobutyric acid (GABA), glycine, leucine and phenylalanine were also present, bu...

journal_title：Neuroscience letters

authors： Vyas S,Bradford HF

更新日期：1987-11-10 00:00:00

abstract：:Transient potassium currents of the A type are thought to be important in a number of physiological processes of excitable cells, including spike repolarization and synaptic integration. This functional diversity may reflect the contribution of distinct subtypes of A channel to cellular behavior. Using the whole-cell ...

journal_title：Neuroscience letters

authors： Surmeier DJ,Bargas J,Kitai ST

更新日期：1989-09-11 00:00:00

abstract：:Advanced glycation end products (AGEs) in the brain were immunohistochemically examined in Alzheimer's disease (AD) and aging using anti-AGE antibody recognizing mainly carboxymethyllysine. AGE positive staining diffusely located in the neuronal perikarya of hippocampus and parahippocampus in AD and aged brains withou...

journal_title：Neuroscience letters

authors： Takedo A,Yasuda T,Miyata T,Mizuno K,Li M,Yoneyama S,Horie K,Maeda K,Sobue G

更新日期：1996-12-27 00:00:00

abstract：:DNA variation at the FGF20 gene has been associated with Parkinson's disease (PD). In particular, SNP rs12720208 in the 3' untranslated region (3' UTR) was linked to PD-risk through a mechanism that would implicate a differential binding to microRNA-433 (miR-433). The reduction of the affinity of miR-433 to the 3' UTR...

journal_title：Neuroscience letters

authors： de Mena L,Cardo LF,Coto E,Miar A,Díaz M,Corao AI,Alonso B,Ribacoba R,Salvador C,Menéndez M,Morís G,Alvarez V

更新日期：2010-07-19 00:00:00

abstract：:Microelectrode recordings from the somata of rat dorsal root ganglion (DRG) cells were used to correlate their electrophysiological characteristics with sensitivity to locally applied capsaicin. Of the 80 cells tested, 17 responded to capsaicin by a rapid depolarization. These cells had low axonal conduction velocitie...

journal_title：Neuroscience letters

authors： Heyman I,Rang HP

更新日期：1985-05-01 00:00:00

abstract：:Five min bilateral carotid artery occlusion (BCO) in gerbils results in selective degeneration of neurons in the hippocampus, striatum and cortex, and an increase in spontaneous locomotor activity. These phenomena were examined to determine if an association could be made between the site or degree of neuronal degener...

journal_title：Neuroscience letters

authors： Mileson BE,Schwartz RD

更新日期：1991-07-08 00:00:00

abstract：:Psychotic symptoms are common in individuals with Alzheimer's disease (AD), and define a phenotype associated with more rapid cognitive and functional decline. Evidence suggests that psychotic symptoms may be influenced by genetic factors, and recent studies in schizophrenia, bipolar affective disorder (BPAD) and Alzh...

journal_title：Neuroscience letters

authors： Sims R,Hollingworth P,Moskvina V,Dowzell K,O'Donovan MC,Powell J,Lovestone S,Brayne C,Rubinsztein D,Owen MJ,Williams J,Abraham R

更新日期：2009-09-11 00:00:00

abstract：:Mitochondrial Ca(2+) controls numerous cell functions, such as energy metabolism, reactive oxygen species generation, spatiotemporal dynamics of Ca(2+) signaling, cell growth and death in various cell types including neurons. Mitochondrial Ca(2+) accumulation is mainly mediated by the mitochondrial Ca(2+) uniporter (M...

journal_title：Neuroscience letters

authors： Jakob R,Beutner G,Sharma VK,Duan Y,Gross RA,Hurst S,Jhun BS,O-Uchi J,Sheu SS

更新日期：2014-07-11 00:00:00

abstract：:Axons in chronically demyelinated spinal cord lesions, induced by ethidium bromide injection, display patches of intramembranous particles and indentations resembling nodal and paranodal axolemmal specializations respectively. Both occur in the marginal region of the lesions where the demyelinated axons are intimately...

journal_title：Neuroscience letters

authors： Rosenbluth J,Blakemore WF

更新日期：1984-07-27 00:00:00

abstract：:Rats with their intra-lingual taste nerves (the chorda tympani and the glossopharyngeal nerve) sectioned were trained to avoid drinking 0.5 M NaCl solution by associating NaCl drinking with subsequent LiCl poisoning. The acquired learned aversion in these rats was abolished after ablations of the neocortical area for ...

journal_title：Neuroscience letters

authors： Yamamoto T,Takahashi T,Kawamura Y

更新日期：1981-07-02 00:00:00

abstract：:We isolated nardosinone as a neuritogenic substance from Nardostachys chinensis. Nardosinone did not exhibit the neurotrophic activity but caused a marked enhancement of the nerve growth factor (NGF)-mediated neurite outgrowth from PC12D cells. Nardosinone-induced enhancement of the NGF-action was completely blocked b...

journal_title：Neuroscience letters

authors： Li P,Matsunaga K,Yamamoto K,Yoshikawa R,Kawashima K,Ohizumi Y

更新日期：1999-09-24 00:00:00

abstract：:The effect of apamin on learning was examined using two behavioral tasks where the animals were subjected to two trials separated by a 24h interval. In the Y maze task, apamin administered before the acquisition session did not enhance performance on both the acquisition session and the restitution session. In the sec...

journal_title：Neuroscience letters

authors： Deschaux O,Bizot JC

更新日期：2005-09-23 00:00:00

abstract：:In ten patients with Parkinson's disease (PD) and ten age-matched healthy controls, we applied 15 30-s trains of subthreshold 5-Hz repetitive transcranial magnetic stimulation (rTMS) over the primary motor hand area. Ten minutes after rTMS, PD patients showed a significant prolongation of the transcranially evoked sil...

journal_title：Neuroscience letters

authors： Siebner HR,Mentschel C,Auer C,Lehner C,Conrad B

更新日期：2000-04-28 00:00:00

abstract：:We have studied a monkey model of lingual dyskinesia, due to a midbrain lesion, which is markedly increased by apomorphine. In such animals a single large intramuscular dose of haloperidol (HAL), 1 mg/kg, almost completely abolishes the apomorphine potentiation after 24 h, but 15 days later there is a 5-fold increase ...

journal_title：Neuroscience letters

authors： Bédard PJ,Boucher R

更新日期：1986-02-28 00:00:00

abstract：:Amyloid proteins are a group of proteins that can polymerize into cross beta-sheeted amyloid species. We have found that enhancing cellular 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) formazan exocytosis is a common property of bioactive amyloid species formed from all of the amyloid proteins te...

journal_title：Neuroscience letters

authors： Liu Y,Ritter C,Riek R,Schubert D

更新日期：2006-10-09 00:00:00

abstract：:This study assessed whether the use of an "anchor system" benefited older adults who performed a tandem walking task. Additionally, we tested the effects of practice with the anchor system during walking on trunk stability, in the frontal plane, of older adults. Forty-four older adults were randomly assigned to three ...

journal_title：Neuroscience letters

authors： Costa AA,Manciopi PA,Mauerberg-deCastro E,Moraes R

更新日期：2015-11-16 00:00:00

abstract：:Gastrin-releasing peptide (GRP) was demonstrated by immunohistochemistry and high-performance liquid chromatography to be present in the great majority of neurons in the geniculate ganglion of rat and man. This was in contrast to findings in the sphenopalatine ganglion of rat, where only little GRP was found, and in t...

journal_title：Neuroscience letters

authors： Hardebo JE,Suzuki N,Ekman R

更新日期：1992-05-25 00:00:00

abstract：:In the present study, we tried to examine whether the 2-deoxy-D-[14C]glucose (2-DG) technique is useful to investigate the metabolic activity of fetal rat brain in the maternal uterus. The result shows that metabolic mapping of the fetal brain was clearly obtained by means of the 2-DG technique. ...

journal_title：Neuroscience letters

authors： Morimoto A,Imai-Matsumura K,Murakami N

更新日期：1990-03-26 00:00:00

abstract：:In this study, it was investigated whether context-dependent sensitization of catalepsy changes the firing pattern in striatum. Rats were treated with either haloperidol (0.5 mg/kg i.p.) or saline, and tested on catalepsy with a concomitant single-unit measurement of the spiny I activity. Administration of haloperidol...

journal_title：Neuroscience letters

authors： Frank ST,Schmidt WJ

更新日期：2004-01-02 00:00:00

abstract：:Recently, Monfils et al. [9] and Clem and Huganir [3] have shown that an isolated retrieval trial before the extinction sessions (retrieval-extinction) in mice and rats prevented the renewal and spontaneous recovery of the original fear memory by inhibiting reconsolidation in a hippocampus-independent manner. In contr...

journal_title：Neuroscience letters

authors： Ishii D,Matsuzawa D,Matsuda S,Tomizawa H,Sutoh C,Shimizu E

更新日期：2012-08-08 00:00:00