Characterization of two [3H]glutamate binding sites in rat hippocampal membranes.

abstract：:Adenosine A(1) receptors (A(1)Rs) have been characterized in primary cultures of neurons from cerebral cortex. The specific adenosine A(1) antagonist 8-cyclopentyl-1,3-[(3)H]dipropylxanthine bound to both membranes and intact cells. When saturation experiments were performed in membranes, a K(D) value of 0.76 nM and a...

journal_title：Journal of neurochemistry

authors： Ruiz MA,Escriche M,Lluis C,Franco R,Martín M,Andrés A,Ros M

更新日期：2000-08-01 00:00:00

abstract：:Aggregation of conformation-abnormal peptides probably plays a key role in the pathogenesis of many neurodegenerative diseases. DSCR1 Down syndrome (DS) critical region 1, was identified from a chromosomal region (21q22.1-q22.2) for the clinical manifestations of DS when an extra-copy is present. We report that expres...

journal_title：Journal of neurochemistry

authors： Ma H,Xiong H,Liu T,Zhang L,Godzik A,Zhang Z

更新日期：2004-03-01 00:00:00

abstract：:Extracellular adenosine in the brain, which modulates various physiological and pathological processes, fluctuates in a complicated manner that reflects the circadian cycle, neuronal activity, metabolism, and disease states. The dynamics of extracellular adenosine in the brain are not fully understood, largely because...

journal_title：Journal of neurochemistry

authors： Yamashiro K,Fujii Y,Maekawa S,Morita M

更新日期：2017-01-01 00:00:00

abstract：:The behavioral and functional significance of the extrasynaptic inhibitory GABA(A) receptors in the brain is still poorly known. We used a transgenic mouse line expressing the GABA(A) receptor alpha6 subunit gene in the forebrain under the Thy-1.2 promoter (Thy1alpha6) mice ectopically expressing alpha6 subunits espec...

journal_title：Journal of neurochemistry

authors： Saarelainen KS,Ranna M,Rabe H,Sinkkonen ST,Möykkynen T,Uusi-Oukari M,Linden AM,Lüddens H,Korpi ER

更新日期：2008-04-01 00:00:00

abstract：:Incorporation of [1-14C]palmitic acid into neutral lipids and phospholipids of rat cerebral cortex was examined in vitro in normal Krebs--Ringer bicarbonate buffer containing 3% (wt/vol) albumin and 0.75 mM palmitic acid. Under standard assay conditions, radioactivity in the triacylglycerol fraction increased rapidly ...

journal_title：Journal of neurochemistry

authors： Mizobuchi M,Morisaki N,Matsuoka N,Saito Y,Kumagai A

更新日期：1982-05-01 00:00:00

abstract：:The dopamine (DA) transporter (DAT) regulates DA neurotransmission by recycling DA back into neurons. Drugs that interfere with DAT function, e.g., cocaine and amphetamine, can have profound behavioral effects. The kinetics of DA transport by DAT in isolated synaptosomal or single cell preparations have been previousl...

journal_title：Journal of neurochemistry

authors： Jones SR,Joseph JD,Barak LS,Caron MG,Wightman RM

更新日期：1999-12-01 00:00:00

abstract：:The polypeptide composition and glycosylation of soluble isoforms of neural cell adhesion molecule (NCAM) in developing rat brain, CSF, and plasma were characterized. Soluble NCAM in rat brain consisted of several glycosylated isoforms. The degree of glycosylation was developmentally regulated. After desialylation, fo...

journal_title：Journal of neurochemistry

authors： Krog L,Olsen M,Dalseg AM,Roth J,Bock E

更新日期：1992-09-01 00:00:00

abstract：:Edaravone (Eda) is a potent scavenger of hydroxyl radicals and has been demonstrated to be beneficial for patients with acute ischemic stroke. This study was set out to investigate whether Eda protect against MPP(+)-induced cytotoxicity in rat primary cultured astrocytes. The results showed that pre-treatment with Eda...

journal_title：Journal of neurochemistry

authors： Chen H,Wang S,Ding JH,Hu G

更新日期：2008-09-01 00:00:00

abstract：:Spinocerebellar ataxia 1 (SCA1) is a dominantly inherited neurodegenerative disease associated with progressive ataxia resulting from the loss of cerebellar Purkinje cells (PCs) and neurons in the brainstem. In PCs of SCA1 transgenic mice, the disease causing ataxin-1 protein mediates the formation of S100B containing...

journal_title：Journal of neurochemistry

authors： Hearst SM,Lopez ME,Shao Q,Liu Y,Vig PJ

更新日期：2010-08-01 00:00:00

abstract：:Deacetylation of melatonin to 5-methoxytryptamine (5-MT) in vitro and in vivo was investigated in rat liver and brain tissue, using a gas chromatographic--mass spectrometric 5-MT assay method. In vitro incubation of liver but not brain (hypothalamic, Mesencephalic) slices with melatonin led to a concentration-dependen...

journal_title：Journal of neurochemistry

authors： Beck O,Jonsson G

更新日期：1981-06-01 00:00:00

abstract：:125I-Porcine brain natriuretic peptide (125I-pBNP) bound to mouse astrocytes in primary culture in a time-dependent manner (t1/2 = 4.5 min), similar to 125I-human atrial natriuretic peptide (125I-hANP) (t1/2 = 5 min). Binding was saturable and reached equilibrium after 90 min at 22 degrees C for both radioligands. Sca...

journal_title：Journal of neurochemistry

authors： Yeung VT,Lai CK,Cockram CS,Young JD,Nicholls MG

更新日期：1991-05-01 00:00:00

abstract：:alpha-Conotoxins interact with nicotinic acetylcholine receptors (nAChRs) and acetylcholine-binding proteins (AChBPs) at the sites for agonists/competitive antagonists. alpha-Conotoxins blocking muscle-type or alpha7 nAChRs compete with alpha-bungarotoxin. However, alpha-conotoxin ImII, a close homolog of the alpha7 n...

journal_title：Journal of neurochemistry

authors： Kasheverov IE,Zhmak MN,Fish A,Rucktooa P,Khruschov AY,Osipov AV,Ziganshin RH,D'hoedt D,Bertrand D,Sixma TK,Smit AB,Tsetlin VI

更新日期：2009-11-01 00:00:00

abstract：:Three fractions (one soluble and two membrane-bound) of choline acetyltransferase (ChAT) isolated from a nerve ending fraction of mouse forebrain, which have previously been reported to differ in several biochemical and physical aspects, were also found to differ in their rates of postnatal development. At 2 days of a...

journal_title：Journal of neurochemistry

authors： Benishin CG,Carroll PT

更新日期：1984-09-01 00:00:00

abstract：:Gabapentin is an anticonvulsant that successfully treats many neuropathic pain syndromes, although the mechanism of its antihyperalgesic action remains elusive. This study aims to help delineate gabapentin's antihyperalgesic mechanisms. We assessed the effectiveness of gabapentin at decreasing mechanical and cold hype...

journal_title：Journal of neurochemistry

authors： Coderre TJ,Kumar N,Lefebvre CD,Yu JS

更新日期：2005-08-01 00:00:00

abstract：:As a basis for attempts to define the structures of the proteins within myelin, methods have been developed for their extraction and isolation in solutions of non-denaturing detergents. With use of solutions of deoxycholate or Triton X-100, up to 90% of the protein has been extracted from bovine CNS myelin, along with...

journal_title：Journal of neurochemistry

authors： Smith R,Cook J,Dickens PA

更新日期：1984-02-01 00:00:00

abstract：:The cellular prion protein (PrP(c)) is a glycosylphosphatidylinositol (GPI)-anchored plasma membrane protein whose conformational altered forms (PrP(sc)) are known to cause neurodegenerative diseases in mammals. In order to investigate the intracellular traffic of mammalian PrP(c) in living cells, we have generated a ...

journal_title：Journal of neurochemistry

authors： Lee KS,Magalhães AC,Zanata SM,Brentani RR,Martins VR,Prado MA

更新日期：2001-10-01 00:00:00

abstract：:Here, we examined whether amyloid-beta (Abeta) protein participates in cell death and retinal function using three types of transgenic (Tg) mice in vivo [human mutant amyloid precursor protein (APP) Tg (Tg 2576) mice, mutant presenilin-1 (PS-1) knock-in mice, and APP/PS-1 double Tg mice]. ELISA revealed that the insol...

journal_title：Journal of neurochemistry

authors： Shimazawa M,Inokuchi Y,Okuno T,Nakajima Y,Sakaguchi G,Kato A,Oku H,Sugiyama T,Kudo T,Ikeda T,Takeda M,Hara H

更新日期：2008-10-01 00:00:00

abstract：:Glutamate receptors belonging to the subclass specifically activated by alpha-amino-3-hydroxy-5-methylisoxazole-4-propionic acid (AMPA) were solubilized from rat forebrain membranes with Triton X-100 and partially purified through a series of three chromatographic steps. Specific [3H]AMPA binding increased 30-60-fold ...

journal_title：Journal of neurochemistry

authors： Bahr BA,Vodyanoy V,Hall RA,Suppiramaniam V,Kessler M,Sumikawa K,Lynch G

更新日期：1992-11-01 00:00:00

abstract：:We previously observed that gangliosides GM2, GM1, and GM3 inhibit Ca2+-uptake via the sarco/endoplasmic reticulum Ca2+-ATPase (SERCA) in neurons and in brain microsomes. We now systematically examine the effect of various gangliosides and their analogs on Ca2+-uptake via SERCA and demonstrate that an exposed carboxyl...

journal_title：Journal of neurochemistry

authors： Ginzburg L,Li SC,Li YT,Futerman AH

更新日期：2008-01-01 00:00:00

abstract：:Intraperitoneal injection of the cyclic imine 1-piperideine in mice resulted in measurable quantities of 5-aminopentanoic acid in brain. 5-Aminopentanoic acid is a methylene homologue of gamma-aminobutyric acid (GABA) that is a weak GABA agonist. 5-Aminopentanoic acid formed in the periphery was ruled out as the sourc...

journal_title：Journal of neurochemistry

authors： Callery PS,Geelhaar LA

更新日期：1985-09-01 00:00:00

abstract：:Local application of K+ via micropressure-ejection, coupled with in vivo electrochemical detection, was used to study stimulated release from monoaminergic nerve terminals in the striatum of anesthetized rats and mice. K+-evoked releases were reversible, reproducible, and dose-dependent. In contrast, releases of elect...

journal_title：Journal of neurochemistry

authors： Gerhardt GA,Rose GM,Hoffer BJ

更新日期：1986-03-01 00:00:00

abstract：:Agmatine (decarboxylated arginine) was originally identified in the CNS as an imidazoline receptor ligand. Further studies demonstrated that agmatine antagonizes NMDA receptors and inhibits nitric oxide synthase. Intrathecally administered agmatine inhibits opioid tolerance and hyperalgesia evoked by inflammation, ner...

journal_title：Journal of neurochemistry

authors： Goracke-Postle CJ,Overland AC,Riedl MS,Stone LS,Fairbanks CA

更新日期：2007-09-01 00:00:00

abstract：:The consequences of H(2)O(2)/Fe(2+)-induced oxidative stress on translocation of ethanolamine phosphoglyceride (EPG) and serine phosphoglyceride (SPG) were studied in an oligodendroglia-like cell line (OLN 93) following 3 days of supplementation with 0.1 mM docosahexaenoic acid (DHA) and a series of polar head group p...

journal_title：Journal of neurochemistry

authors： Brand A,Yavin E

更新日期：2001-09-01 00:00:00

abstract：:Neurocatin, a neuroregulatory factor isolated from mammalian brain, is a powerful affector of protein phosphorylation in rat striatal synaptosomes. Two major synaptosomal phosphoproteins of approximately 80 and approximately 60 kDa, possibly synapsin I and tyrosine hydroxylase, were especially sensitive to neurocatin....

journal_title：Journal of neurochemistry

authors： Yee DK,Pastuszko A,Wilson DF

更新日期：1993-04-01 00:00:00

abstract：:CYP46A1 is a neuron-specific cytochrome P450 that plays a pivotal role in maintaining cholesterol homeostasis in the CNS. However, the molecular mechanisms underlying human CYP46A1 expression are still poorly understood, partly because of the lack of a cellular model that expresses high levels of CYP46A1. Our previous...

journal_title：Journal of neurochemistry

authors： Milagre I,Nunes MJ,Castro-Caldas M,Moutinho M,Gama MJ,Rodrigues E

更新日期：2012-01-01 00:00:00

abstract：:Developmental changes of preprocholecystokinin mRNA (CCK mRNA) and cholecystokinin-like immunoreactivity (CCK-LI) were examined in rat brain regions (frontal cortex, colliculi, hippocampus, striatum, and cerebellum) using RNA dot blot assays with cholecystokinin (CCK) cDNA and radioimmunoassay, respectively. The CCK-L...

journal_title：Journal of neurochemistry

authors： Takeda K,Koshimoto H,Uchiumi F,Haun RS,Dixon JE,Kato T

更新日期：1989-09-01 00:00:00

abstract：:The separation of 38 hypophyseal or hypothalamic peptides and proteins by reversed-phase HPLC is described. The efficacy of several supports is discussed: large-pore reversed-phase silica supports turned out to be most effective in the separation of neuropeptides and proteins. The use of high sodium phosphate and phos...

journal_title：Journal of neurochemistry

authors： Richter WO,Schwandt P

更新日期：1985-06-01 00:00:00

abstract：:Effects of Pb(2+) on vesicular catecholamine release in intact and ionomycin-permeabilized PC12 cells were investigated using carbon fibre microelectrode amperometry. Changes in intracellular Pb(2+) and Ca(2+) were measured from indo-1 fluorescence by confocal laser scanning microscopy. Depolarization of intact cells ...

journal_title：Journal of neurochemistry

authors： Westerink RH,Vijverberg HP

更新日期：2002-03-01 00:00:00

abstract：:The endogenous neuropeptide N-acetyl-L-aspartyl-L-glutamate (NAAG) fulfills several criteria required to be accepted as a neurotransmitter. NAAG inactivation may proceed through enzymatic hydrolysis into N-acetyl-L-aspartate and glutamate by an N-acetylated-alpha-linked acidic dipeptidase (NAALADase). Therefore, some ...

journal_title：Journal of neurochemistry

authors： Serval V,Barbeito L,Pittaluga A,Cheramy A,Lavielle S,Glowinski J

更新日期：1990-07-01 00:00:00

abstract：:The effects of heat stress on protein synthesis and fast axonal transport were examined in an in vitro bullfrog primary afferent neuron preparation. The magnitude of effect was determined for individual [35S]methionine-labelled protein species separated via two-dimensional gel electrophoresis. Elevation of temperature...

journal_title：Journal of neurochemistry

authors： Stone GC,Dougher MM

更新日期：1988-09-01 00:00:00