Different effects of amino acids, acetylcholine and monoamines on neuronal activity of suprachiasmatic nucleus in rat pups and adults.

abstract：:The levels of apoptosis associated proteins Bcl(2), Bax, cytochrome-c and p53 was investigated in mice cerebral cortex and cerebellum, using an experimental model of fatal murine cerebral malaria (FMCM). Owing to the activation of events central to mitochondrial dysfunctions, we monitored the structural integrity of m...

journal_title：Neuroscience letters

authors： Kumar KA,Babu PP

更新日期：2002-09-06 00:00:00

abstract：:Tumor related contralateral motor deficits complicate preoperative functional magnetic resonance imaging (fMRI). In plegic patients the localization of the sensorimotor cortex is often impossible. In this context we developed a clinical fMRI protocol dedicated to patients with motor deficits using the unaffected ipsil...

journal_title：Neuroscience letters

authors： Stippich C,Kapfer D,Hempel E,Borgulya G,Bongers A,Heiland S,Sartor K

更新日期：2000-05-12 00:00:00

abstract：:The effects of i.v. administration of a nitric oxide (NO) synthase inhibitor, L-NG-nitroarginine (L-NOArg), on the increase in cerebral cortical blood flow (cortical BF), following either electrical stimulation of the nucleus basalis of Meynert (NBM), whose cholinergic fibers project to the cortex, or hypercapnia with...

journal_title：Neuroscience letters

authors： Adachi T,Inanami O,Sato A

更新日期：1992-05-25 00:00:00

abstract：:Cyclins are regulatory proteins of the cell cycle which bind and activate kinases. In gliomas, contrary to many malignancies, cyclin D1 is rarely amplified, but together with other cyclins, it increases with anaplasia. In a series of 23 surgical biopsies of grade II and III oligodendroglioma, cyclin D1, E, A, B1, CDK4...

journal_title：Neuroscience letters

authors： Fiano V,Ghimenti C,Schiffer D

更新日期：2003-08-21 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：:Activation of serotonin (5-hydroxytryptamine, 5-HT) receptors produces various autonomic and neuroendocrine responses in the hypothalamic paraventricular nucleus (PVN), including increased blood pressure and heart rate. However, the role(s) of 5-HT on the local GABA synaptic circuit have not been well understood in th...

journal_title：Neuroscience letters

authors： Lee KS,Han TH,Jo JY,Kang G,Lee SY,Ryu PD,Im JH,Jeon BH,Park JB

更新日期：2008-07-11 00:00:00

abstract：:Almost all mechanoreceptive neurons in the cortical taste area (CTA) of the rat had receptive fields (RFs) in the oral cavity, except for a few neurons at the border with the primary somatosensory area that had RFs on the contralateral rhinarium or upper lip. About one-third of the mechanoreceptive neurons with RFs in...

journal_title：Neuroscience letters

authors： Ogawa H,Wang XD

更新日期：2002-04-05 00:00:00

abstract：:Glial cell line-derived neurotrophic factor (GDNF) is produced both in the central nervous system (CNS) and the periphery. Effective in ameliorating neurodegeneration in several animal models of CNS disease, its promise as a therapeutic agent would be greatly enhanced if it readily crossed the blood-brain barrier (BBB...

journal_title：Neuroscience letters

authors： Kastin AJ,Akerstrom V,Pan W

更新日期：2003-04-17 00:00:00

abstract：:The medial prefrontal cortex (mPFC) is thought to exert inhibitory control over stress-induced activation of the amygdala and neurocognitive effects. As evidence to support this, we examined how exposure to either a brief or prolonged stress affected on amygdalar c-Fos levels and recognition memory of animals with mPF...

journal_title：Neuroscience letters

authors： Park JC,Jeon YJ,Kim JJ,Cho J,Choi DH,Han JS

更新日期：2020-09-14 00:00:00

abstract：:Neurons of the rat amygdaloid body were labeled with horseradish peroxidase following its injection into contralateral nuclei of the amygdala. The results strongly suggest that there is a contralateral amygdaloid projection from the basal (dorsal and ventral) nuclei of amygdala; it terminates in the medial, central an...

journal_title：Neuroscience letters

authors： Nitecka L,Amerski L,Narkiewicz O

更新日期：1981-10-01 00:00:00

abstract：:We reported previously that administration of 1-oleoyl-2-docosahexaenoyl-sn-glycero-3-phosphorylcholine (ODHPC), a kind of phosphatidylcholine, enhanced discriminatory shock avoidance learning in rats. Since long-term potentiation (LTP) of the hippocampus has been suggested to be a physiological substrate of some form...

journal_title：Neuroscience letters

authors： Izaki Y,Hashimoto M,Arita J

更新日期：1999-01-29 00:00:00

abstract：:Partial depolarization of primary cerebellar neuronal cultures with K+ evoked the release of aspartate, glutamate, adenosine, serine, taurine, gamma-aminobutyric acid (GABA), alanine and proline. The dihydropyridine calcium channel agonist, BAY K 8644, significantly augmented the K+-induced release of adenosine, aspar...

journal_title：Neuroscience letters

authors： Philibert RA,Dutton GR

更新日期：1989-07-17 00:00:00

abstract：:We used event-related potentials (ERPs) to examine the time course of visual emotion processing in schizophrenia. ERPs were recorded in 19 chronic male schizophrenia patients and 16 healthy controls (HC) while they viewed IAPS pictures used to induce positive, negative, or neutral mood, presented in a blocked design a...

journal_title：Neuroscience letters

authors： Pinheiro AP,Liu T,Nestor PG,McCarley RW,Gonçalves ÓF,Niznikiewicz MA

更新日期：2013-08-29 00:00:00

abstract：:The size and somatotopic distribution of corneal afferent neurons in the guinea pig trigeminal ganglion were determined using a retrograde axonal tracing technique. Wheat germ agglutinin-horseradish peroxidase (WGA-HRP) was applied to the central cornea of the guinea pig and the animals were perfusion-fixed 48 h later...

journal_title：Neuroscience letters

authors： Keller JT,Bubel HC,Wander AH,Tierney BE

更新日期：1991-01-02 00:00:00

abstract：:Transcranial direct current stimulation (tDCS) is a non-invasive technique that moderates cognitive and motor function. The effects of tDCS on cognitive and motor tasks vary among individuals. However, the source of the inter-individual variability remains unknown. The purpose of the present study was to examine wheth...

journal_title：Neuroscience letters

authors： Kasahara K,Tanaka S,Hanakawa T,Senoo A,Honda M

更新日期：2013-06-17 00:00:00

abstract：:The opioid peptide dynorphin A(1-8) (1 micron) increased acetylcholine release from the Torpedo electric organ by approximately twofold. This effect was reversed by the opiate antagonist naloxone. The effect of Dyn A(1-8) on acetylcholine release was found to vary in magnitude with the seasons of the year, with maxima...

journal_title：Neuroscience letters

authors： Oron L,Sarne Y,Michaelson DM

更新日期：1991-04-29 00:00:00

abstract：:Dual innervation, two morphologically distinct axons ending on the same endplate of white muscle, has been observed in some 'primitive' fish but not 'higher' teleosts. A representative of the order Bachtrachoidiformes, Opsanus tao, was examined using histological sectioning and silver impregnation to determine the inn...

journal_title：Neuroscience letters

authors： Raso DS

更新日期：1990-08-24 00:00:00

abstract：:[35S]Methionine was injected into the mediodorsal nucleus of the thalamus of 5 adult tree shrews (Tupaia belangeri) and into the medioventral thalamic nucleus in another tree shrew. Three animals survived for 44 h and three others for two weeks (including the animal with the injection in the medioventral nucleus). Con...

journal_title：Neuroscience letters

authors： Divac I,Passingham RE

更新日期：1980-08-01 00:00:00

abstract：:The biological clock of the suprachiasmatic nuclei drives numerous physiological and behavioural circadian rhythms. In this study, we addressed the question as to whether different components of the clock may control separately various circadian functions. Using the rat transpineal microdialysis tool, we analysed the ...

journal_title：Neuroscience letters

authors： Tritschler L,Saboureau M,Pévet P,Bothorel B

更新日期：2006-03-20 00:00:00

abstract：:The isthmo-optic system is less developed in birds feeding-on-the-wing, than in pecking avians. This was suggested previously. By intraocular horseradish peroxidase applications, we studied the central origin of this retino-petal system in thrush, haw finch, swift and swallow. Our data support the assumption on a corr...

journal_title：Neuroscience letters

authors： Feyerabend B,Malz CR,Meyer DL

更新日期：1994-11-21 00:00:00

abstract：:Abnormal alteration of brain function is a characteristic complication of hepatic encephalopathy in both acute and chronic liver failure. Previous studies suggest that the pathogenesis of hepatic encephalopathy involves chronic glial edema with subsequent alteration of glioneuronal communication, N-methyl-d-aspartate ...

journal_title：Neuroscience letters

authors： Ohara K,Aoyama M,Fujita M,Sobue K,Asai K

更新日期：2009-09-22 00:00:00

abstract：:Super-resolution microscopy techniques offer subdiffraction limited resolution that is two- to ten-fold improved compared to that offered by conventional confocal microscopy. This breakthrough in resolution for light microscopy has contributed to new findings in neuroscience and synapse biology. This review will focus...

journal_title：Neuroscience letters

authors： Badawi Y,Nishimune H

更新日期：2020-01-10 00:00:00

abstract：:It has recently been shown that noise can improve the detection of stimuli in several sensory modalities. We herein investigated whether visual contrast detection sensitivity can be improved by adding a certain amount of noise. The contrast detection thresholds of a light changing brightness periodically were measured...

journal_title：Neuroscience letters

authors： Sasaki H,Todorokihara M,Ishida T,Miyachi J,Kitamura T,Aoki R

更新日期：2006-11-13 00:00:00

abstract：:We hypothesized that neuropeptides released from the peripheral terminals of primary afferents play an important role in mechanical hyperalgesia after peripheral nerve injury. Nerve injury was performed on rats with lumbar 5 spinal nerve lesion (L5 SNL), which was preceded by L5 dorsal rhizotomy (L5 DR) to avoid the p...

journal_title：Neuroscience letters

authors： Jang JH,Nam TS,Paik KS,Leem JW

更新日期：2004-04-29 00:00:00

abstract：:The binding and pharmacological characteristics of [125I]iodomelatonin binding sites in human fetal brain membrane preparations were determined. Membrane preparations of the whole brain revealed a equilibrium binding constant (Kd) of 17.5 pmol/l with a total number of binding sites (Bmax) at 0.8 fmol/mg protein. Among...

journal_title：Neuroscience letters

authors： Yuan H,Lu Y,Pang SF

更新日期：1991-09-16 00:00:00

abstract：:Typical histopathological findings of multiple system atrophy (MSA) have been observed in motor related cortices, in addition to the common areas of the striatum, substantia nigra, olivopontocerebellar pathways, the intermediolateral cell columns of the spinal cord, and the cerebellum. The purpose of this study is to ...

journal_title：Neuroscience letters

authors： You H,Wang J,Wang H,Zang YF,Zheng FL,Meng CL,Feng F

更新日期：2011-09-08 00:00:00

abstract：:Current theories of orbitofrontal cortex (OFC) function suggest that this region should participate in the generation of error-related signals associated with the outcomes of actions. We investigated the impact of lesions to OFC on the error-related negativity (ERN), an electrophysiological marker of performance monit...

journal_title：Neuroscience letters

authors： Turken AU,Swick D

更新日期：2008-08-15 00:00:00

abstract：:Due to the hypothetical role of ovarian hormones, estrogen and progesterone, in cocaine-induced behavioral activity and self-administration, this study investigated the effects of cocaine, estrogen, and progesterone administration on monoamine levels in the medial prefrontal cortex of ovariectomized hormone-treated ra...

journal_title：Neuroscience letters

authors： Perrotti LI,Beck KD,Luine VN,Quiñones V

更新日期：2000-09-22 00:00:00

abstract：:Alzheimer's disease (AD) is characterized by the deposition of amyloid beta-peptide (Abeta), derived from amyloid precursor protein (APP). Membrane states, such as lipid components or membrane fluidity, are important for enzymes related to APP processing in meeting their substrates efficiently. We analyzed the effects...

journal_title：Neuroscience letters

authors： Tanabe C,Ebina M,Asai M,Futai E,Sasagawa N,Katano K,Fukami H,Ishiura S

更新日期：2009-02-06 00:00:00

abstract：:A method for the histochemical demonstration of cells with the capacity to synthesize the enzyme GABA-transaminase is described. Intraventricular injection of ethanolamine-O-sulfate irreversibly inhibits brain GABA-transaminase activity. Within 17 h after the injection sufficient new enzyme is synthesized to allow his...

journal_title：Neuroscience letters

authors： Vincent SR,Kimura H,McGeer EG

更新日期：1980-03-01 00:00:00