Growth hormone-releasing peptide-6 inhibits cerebellar cell death in aged rats.

abstract：:Although valproate (VPA) is used widely in the treatment of bipolar mood disorder and epilepsy, the precise mechanism of action in the brain remains elusive. In this study, we investigated the effects of subchronic VPA administrations on the expression of the cyclin-dependent kinase inhibitor (Cdkn) family in the hipp...

journal_title：Neuroreport

authors： Aizawa S,Yamamuro Y

更新日期：2015-10-21 00:00:00

abstract：:Pharmacologically distinct NMDA-glutamate receptor subtypes have been reported in brain. We have studied the developmental expression of the mRNA encoding the NMDA receptor NR2C subunit in the rat brain by in situ hybridization. In contrast with the adult where no hybridization signal was detected in the hippocampus, ...

journal_title：Neuroreport

authors： Pollard H,Khrestchatisky M,Moreau J,Ben Ari Y

更新日期：1993-04-01 00:00:00

abstract：:Mutations in the presenilin genes are involved in the aetiology of the majority of familial early-onset Alzheimer disease (AD) cases. Presenilin 1 (PS1) is proteolytically processed in vivo, resulting in the accumulation of N-terminal approximately 27-28 kDa and C-terminal approximately 18 kDa derivatives. To examine ...

journal_title：Neuroreport

authors： Hendriks L,Thinakaran G,Harris CL,De Jonghe C,Martin JJ,Sisodia SS,Van Broeckhoven C

更新日期：1997-05-06 00:00:00

abstract：:Lithium treatment lengthens the period of circadian rhythms in most organisms. In the present study, we tested whether lithium acts directly on the mammalian suprachiasmatic nucleus (SCN) to lengthen rhythms of individual neurons. Lithium increased the circadian period of firing rate rhythms of cultured SCN neurons in...

journal_title：Neuroreport

authors： Abe M,Herzog ED,Block GD

更新日期：2000-09-28 00:00:00

abstract：:Deficits of working memory (WM) are recognized as an important pathological feature in schizophrenia. Since the P600 component of event related potentials has been hypothesized that represents aspects of second-pass parsing processes of information processing, and is related to WM, the present study focuses on P600 el...

journal_title：Neuroreport

authors： Papageorgiou C,Kontaxakis VP,Havaki-Kontaxaki BJ,Stamouli S,Vasios C,Asvestas P,Matsopoulos GK,Kontopantelis E,Rabavilas A,Uzunoglu N,Christodoulou GN

更新日期：2001-09-17 00:00:00

abstract：:Regional cerebral blood flow was measured with positron emission tomography in seven normal volunteers while they performed various script event verification tasks. The left frontal lobe, left anterior cingulate and the anterior part of the left superior temporal gyrus were more activated in the script event membershi...

journal_title：Neuroreport

authors： Partiot A,Grafman J,Sadato N,Flitman S,Wild K

更新日期：1996-02-29 00:00:00

abstract：:We investigated the spatio-temporal brain activity on the time scale of several milliseconds related to the mental rotation task requiring judgements of hand orientation, using a whole-cortex MEG (magnetoencephalography) system. Neuronal activity in the visual cortex was observed approximately 100-200 ms from stimulus...

journal_title：Neuroreport

authors： Kawamichi H,Kikuchi Y,Endo H,Takeda T,Yoshizawa S

更新日期：1998-04-20 00:00:00

abstract：:Evidences in the central nervous system are in favor that adenosine under basal conditions is released by a direct excitation-secretion modality. However, till now, there is no direct evidence that adenosine is contained in synaptic vesicles. Eight synaptic vesicle fractions were recovered on a discontinuous sucrose g...

journal_title：Neuroreport

authors： Corti F,Cellai L,Melani A,Donati C,Bruni P,Pedata F

更新日期：2013-12-04 00:00:00

abstract：:We investigated the brain mechanisms enabling one automatically discriminate phoneme category irrespective of the large inter-speaker variability in the acoustic features of the voices. For this purpose, subjects were presented with 450 different speech stimuli, each uttered by a different speaker, belonging to three ...

journal_title：Neuroreport

authors： Shestakova A,Brattico E,Huotilainen M,Galunov V,Soloviev A,Sams M,Ilmoniemi RJ,Näätänen R

更新日期：2002-10-07 00:00:00

abstract：:Densities of serotonin transporters (5-HTT) in the postmortem neocortex of behaviorally assessed Alzheimer's disease (AD) patients and aged controls were measured by radioligand binding with [3H]citalopram. It was found that 5-HTT sites in the temporal cortex of AD patients with prominent antemortem anxiety were unalt...

journal_title：Neuroreport

authors： Tsang SW,Lai MK,Francis PT,Wong PT,Spence I,Esiri MM,Keene J,Hope T,Chen CP

更新日期：2003-07-18 00:00:00

abstract：:Two monkeys were trained to perform wrist movements to align a pointer with visual targets. In the spatially 'compatible' condition, monkeys had to point at the target position (left/right), whereas in the 'incompatible' condition, they had to point at the position opposite to the target. A large proportion of neurone...

journal_title：Neuroreport

authors： Riehle A,Kornblum S,Requin J

更新日期：1994-12-20 00:00:00

abstract：:Hydrogen peroxide (H₂O₂) is a ubiquitous reactive oxygen species that can induce several inner ear disorders. In this study, we recorded the potassium (K) currents in acutely isolated inner hair cells of guinea pig cochlea, and investigated the effects of H₂O₂. We also observed the morphological changes in inner hair ...

journal_title：Neuroreport

authors： Kimitsuki T,Komune N,Noda T,Takaiwa K,Ohashi M,Komune S

更新日期：2010-11-17 00:00:00

abstract：:We investigated the cardiovascular effects of bilateral microinjection of antisense oligodeoxynucleotides (oligos) into the nucleus tractus solitarii (NTS) to neuronal nitric oxide synthase (nNOS) to suppress the expression of nNOS molecular biologically. In urethane-anesthetized, paralyzed Wistar-Kyoto rats, bilatera...

journal_title：Neuroreport

authors： Maeda M,Hirano H,Kudo H,Doi Y,Higashi K,Fujimoto S

更新日期：1999-06-23 00:00:00

abstract：:Melatonin has been shown to exert potent antinociception but the sites and mechanisms of action underlying this effect have not yet been clarified. The effect of melatonin on spinal cord nociceptive transmission was studied in rats by assessing wid-up activity in a C-fiber reflex responses paradigm evoked by repetitiv...

journal_title：Neuroreport

authors： Laurido C,Pelissie T,Soto-Moyano R,Valladares L,Flores F,Hernández A

更新日期：2002-01-21 00:00:00

abstract：:We investigated the effect of nitric oxide (NO) on N-methyl-D-aspartate (NMDA)-induced changes in levels of dopamine (DA) and its metabolite in the striatum using in vivo microdialysis. Local administration of 1mM NMDA into the striatum significantly augmented DA release in the striatum. Simultaneous administration of...

journal_title：Neuroreport

authors： Shibata M,Araki N,Ohta K,Hamada J,Shimazu K,Fukuuchi Y

更新日期：1996-01-31 00:00:00

abstract：:The aim of this study was to reveal a potential effect of emotion on cognitive control in the implicit memory task with emotionally neutral and unpleasant words in healthy controls and patients with schizophrenia using a 3.0 T functional MRI (fMRI). A total of 15 patients with schizophrenia and 15 healthy controls und...

journal_title：Neuroreport

authors： Kim GW,Yang JC,Jeong GW

更新日期：2015-08-05 00:00:00

abstract：:This study demonstrates the neural system potentially involved in the representation of, and choice between, stimulus classifications in an ambiguous, novel, decision-making task. This difficult choice behaviour is taken as an example of a basic executive processing task. Subjects heard sounds that were consonant-vowe...

journal_title：Neuroreport

authors： Scott SK,Holmes A,Friston KJ,Wise RJ

更新日期：2000-05-15 00:00:00

abstract：:During vertebrate neural development, inductive signals derived from the roof plate specify dorsal neural cell types of spinal cord as well as adjacent dermomytotome. Noggin has been demonstrated to play a pivotal role in this signaling network but how its expression is regulated remains unclear. To investigate this i...

journal_title：Neuroreport

authors： Geng X,Xiao L,Tao Q,Hu R,Rupp RA,Ding X

更新日期：2003-12-02 00:00:00

abstract：:Bicuculline- and baclofen-insensitive GABA receptors (GABAC receptors) on bipolar cells acutely dissociated from carp retina were investigated with using the whole-cell patch-clamp recording technique. The currents of these cells mediated by GABAC receptors showed striking desensitization, even at low concentrations o...

journal_title：Neuroreport

authors： Han MH,Li Y,Yang XL

更新日期：1997-04-14 00:00:00

abstract：:According to the previous research, metformin, a medication utilized for type 2 diabetes management, inhibits neural aging and reduces infarct size by enhancing angiogenesis in a mouse stroke model. What is more, metformin administration also promotes neural precursor cells proliferation, migration, as well as differe...

journal_title：Neuroreport

authors： Yuan R,Wang Y,Li Q,Zhen F,Li X,Lai Q,Hu P,Wang X,Zhu Y,Fan H,Yao R

更新日期：2019-02-06 00:00:00

abstract：:Nogo-A, a member of the reticulon family, is one of the most important myelin-associated inhibitors for axonal growth, regeneration, and plasticity in the central nervous system. RhoA has been targeted pharmacologically to promote neurite outgrowth and functional recovery in the brain and spinal cord. However, the und...

journal_title：Neuroreport

authors： Wang H,Shen J,Xiong N,Zhao H,Chen Y

更新日期：2011-10-26 00:00:00

abstract：:This study investigated the functional neuroanatomy involved in retrieval of structured versus unstructured verbal information. We compared cerebral blood flow using PET with the [15O]water method while subjects engaged in recall of novel and practised narratives and lists of unrelated words. Left orbital frontal cort...

journal_title：Neuroreport

authors： Paradiso S,Crespo Facorro B,Andreasen NC,O'Leary DS,Watkins LG,Boles Ponto L,Hichwa RD

更新日期：1997-09-29 00:00:00

abstract：:The mammalian neocortex is composed of six major layers of neurons. Each group of neurons in the cortical layers has distinct characteristics based on the expression of specific genes and connectivity patterns of neural circuits. Neuronal subtype transition and regional identity acquisition are established by temporal...

journal_title：Neuroreport

authors： Lee SE,Hwang S,Ahn SG,D'Arcangelo G,Lee GH

更新日期：2020-07-10 00:00:00

abstract：:Using cRNA in situ hybridization, the regional distribution of mRNA encoding the human Y1 receptor was investigated in the normal human brain and compared with the autoradiographic distribution of putative Y1/[125I][Leu31,Pro34]PYY binding sites. Surprisingly, relatively high levels of Y1 receptor mRNA, distributed in...

journal_title：Neuroreport

authors： Jacques D,Tong Y,Dumont Y,Shen SH,Quirion R

更新日期：1996-04-10 00:00:00

abstract：:Whole-cell recordings in voltage-clamp mode were performed on acutely isolated neurones from rat neocortex and neostriatum to examine the effects of the anticonvulsant phenytoin on a non-inactivating (persistent) Na+ current (INaP). INaP was chosen because it enhances neuronal excitability near firing threshold, which...

journal_title：Neuroreport

authors： Chao TI,Alzheimer C

更新日期：1995-09-11 00:00:00

abstract：:Autism is a neurodevelopmental disorder characterized by preserved visual abilities as well as a special profile for visual cognition. We examined the visual cortex of high-ability individuals with autism in order to assess whether the presence of abnormalities at the primary sensory level in autism could be the basis...

journal_title：Neuroreport

authors： Hadjikhani N,Chabris CF,Joseph RM,Clark J,McGrath L,Aharon I,Feczko E,Tager-Flusberg H,Harris GJ

更新日期：2004-02-09 00:00:00

abstract：:Amyotrophic lateral sclerosis is an incurable disease in which cerebral and spinal motoneurons degenerate, causing paralysis and death within 2-5 years. One of the pathogenic factors of motoneuron death is a chronic excess of glutamate, which exceeds its removal by astrocytes, i.e. excitotoxicity. Extra glutamate upta...

journal_title：Neuroreport

authors： Wisman LA,van Muiswinkel FL,de Graan PN,Hol EM,Bär PR

更新日期：2003-10-27 00:00:00

abstract：:Intraplantar carrageenan induced a peripheral oedema and c-Fos like immunoreactivity (Fos-LI) in L4-L5 segments in the dorsal horn (DH) of the rat spinal cord. The total number of carrageenan evoked Fos-LI neurones was 153 +/- 10 per section, with a predominant localization in the superficial and deep laminae of the D...

journal_title：Neuroreport

authors： Buritova J,Honoré P,Chapman V,Besson JM

更新日期：1995-07-10 00:00:00

abstract：:We used whole-cell recording to identify, for the first time, GABAergic tonic current in subpopulations of substantia gelatinosa neurons in mouse spinal cord slices. Application of the gamma-aminobutyric acid type A receptor antagonist bicuculline revealed tonic currents in 49 of 73 substantia gelatinosa neurons. Thes...

journal_title：Neuroreport

authors： Takahashi A,Mashimo T,Uchida I

更新日期：2006-08-21 00:00:00

abstract：:Opioid-receptor-like I (ORLI) receptors, ORLI mRNA and nociceptin are particularly abundant in the limbic system and in central monoaminergic areas, brain regions involved in mood regulation and response to antidepressants. To analyse whether ORLI receptors adaptations occur during the first 3 weeks of an antidepressa...

journal_title：Neuroreport

authors： Vilpoux C,Naudon L,Costentin J,Leroux-Nicollet I

更新日期：2002-01-21 00:00:00